Fundies. English
Segment disclosures
Company overviewNATURAL RESOURCE PARTNERS LP
Each reported dimension combination stays separate. Revenue and operating income are shown as reported, with their dates and sources.
Revenue · Reported segment facts
63 dimension combinations 767 retained observations 27 reported periods Partial retained history
Counts describe retained dimensioned rows only. Periods and members can change across reports, and this view does not infer missing values or expected segment totals.
Operating Segments · Coal Hard Mineral Royaltyand Other Segment
Consolidation Items · Statement Business Segments
Source dimensions
srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=nrp:CoalHardMineralRoyaltyandOtherSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2022-04-01 – 2022-06-30 | 84945000 | USD | 20220804 | Open filing evidence |
| 2022-01-01 – 2022-06-30 | 159824000 | USD | 20220804 | Open filing evidence |
| 2022-01-01 – 2022-03-31 | 74879000 | USD | 20220505 | Open filing evidence |
| 2021-07-01 – 2021-09-30 | 50055000 | USD | 20211103 | Open filing evidence |
| 2021-01-01 – 2021-09-30 | 120967000 | USD | 20211103 | Open filing evidence |
| 2021-04-01 – 2021-06-30 | 35793000 | USD | 20220804 | Open filing evidence |
| 2021-01-01 – 2021-06-30 | 70912000 | USD | 20220804 | Open filing evidence |
| 2021-01-01 – 2021-03-31 | 35119000 | USD | 20220505 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 129011000 | USD | 20210315 | Open filing evidence |
| 2020-07-01 – 2020-09-30 | 27944000 | USD | 20211103 | Open filing evidence |
| 2020-01-01 – 2020-09-30 | 95490000 | USD | 20211103 | Open filing evidence |
| 2020-04-01 – 2020-06-30 | 33604000 | USD | 20210806 | Open filing evidence |
| 2020-01-01 – 2020-06-30 | 67546000 | USD | 20210806 | Open filing evidence |
| 2020-01-01 – 2020-03-31 | 33942000 | USD | 20200511 | Open filing evidence |
| 2019-01-01 – 2019-12-31 | 210348000 | USD | 20210315 | Open filing evidence |
Operating Segments · Mineral Rights
Consolidation Items · Statement Business Segments
Source dimensions
srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=nrp:MineralRightsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2021-01-01 – 2021-12-31 | 194248000 | USD | 20220315 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 129011000 | USD | 20220315 | Open filing evidence |
| 2019-01-01 – 2019-12-31 | 210348000 | USD | 20220315 | Open filing evidence |
Operating Segments · Mineral Rights Segment
Consolidation Items · Statement Business Segments
Source dimensions
srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=nrp:MineralRightsSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 52508000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 99213000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 46705000 | USD | 20260506 | Open filing evidence |
| 2025-01-01 – 2025-12-31 | 200282000 | USD | 20260227 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 50908000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 152377000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 46324000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 101469000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-03-31 | 55145000 | USD | 20260506 | Open filing evidence |
| 2024-01-01 – 2024-12-31 | 240948000 | USD | 20260227 | Open filing evidence |
| 2024-07-01 – 2024-09-30 | 51653000 | USD | 20251104 | Open filing evidence |
| 2024-01-01 – 2024-09-30 | 176739000 | USD | 20251104 | Open filing evidence |
| 2024-04-01 – 2024-06-30 | 56676000 | USD | 20250806 | Open filing evidence |
| 2024-01-01 – 2024-06-30 | 125086000 | USD | 20250806 | Open filing evidence |
| 2024-01-01 – 2024-03-31 | 68410000 | USD | 20250506 | Open filing evidence |
| 2023-01-01 – 2023-12-31 | 291144000 Restated | USD | 20260227 | Open filing evidence |
| 2023-07-01 – 2023-09-30 | 72497000 Restated | USD | 20241105 | Open filing evidence |
| 2023-01-01 – 2023-09-30 | 215349000 Restated | USD | 20241105 | Open filing evidence |
| 2023-04-01 – 2023-06-30 | 63648000 Restated | USD | 20240807 | Open filing evidence |
| 2023-01-01 – 2023-06-30 | 142852000 Restated | USD | 20240807 | Open filing evidence |
| 2023-01-01 – 2023-03-31 | 79204000 Restated | USD | 20240507 | Open filing evidence |
| 2022-01-01 – 2022-12-31 | 324889000 Restated | USD | 20250228 | Open filing evidence |
| 2022-07-01 – 2022-09-30 | 87348000 | USD | 20231103 | Open filing evidence |
| 2022-01-01 – 2022-09-30 | 247172000 | USD | 20231103 | Open filing evidence |
| 2022-04-01 – 2022-06-30 | 84945000 | USD | 20230804 | Open filing evidence |
| 2022-01-01 – 2022-06-30 | 159824000 | USD | 20230804 | Open filing evidence |
| 2022-01-01 – 2022-03-31 | 74879000 | USD | 20230504 | Open filing evidence |
| 2021-01-01 – 2021-12-31 | 194248000 | USD | 20240307 | Open filing evidence |
| 2021-07-01 – 2021-09-30 | 50055000 | USD | 20221103 | Open filing evidence |
| 2021-01-01 – 2021-09-30 | 120967000 | USD | 20221103 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 129011000 | USD | 20230303 | Open filing evidence |
Operating Segments · Soda Ash Segment
Consolidation Items · Statement Business Segments
Source dimensions
srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=nrp:SodaAshSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2022-04-01 – 2022-06-30 | 14643000 | USD | 20220804 | Open filing evidence |
| 2022-01-01 – 2022-06-30 | 29480000 | USD | 20220804 | Open filing evidence |
| 2022-01-01 – 2022-03-31 | 14837000 | USD | 20220505 | Open filing evidence |
| 2021-01-01 – 2021-12-31 | 21871000 | USD | 20220315 | Open filing evidence |
| 2021-07-01 – 2021-09-30 | 6672000 | USD | 20211103 | Open filing evidence |
| 2021-01-01 – 2021-09-30 | 11246000 | USD | 20211103 | Open filing evidence |
| 2021-04-01 – 2021-06-30 | 2601000 | USD | 20220804 | Open filing evidence |
| 2021-01-01 – 2021-06-30 | 4574000 | USD | 20220804 | Open filing evidence |
| 2021-01-01 – 2021-03-31 | 1973000 | USD | 20220505 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 10728000 | USD | 20220315 | Open filing evidence |
| 2020-07-01 – 2020-09-30 | 1986000 | USD | 20211103 | Open filing evidence |
| 2020-01-01 – 2020-09-30 | 5200000 | USD | 20211103 | Open filing evidence |
| 2020-01-01 – 2020-03-31 | 6272000 | USD | 20200511 | Open filing evidence |
| 2019-01-01 – 2019-12-31 | 47089000 | USD | 20220315 | Open filing evidence |
Aggregates Royalty Revenue · Coal Hard Mineral Royaltyand Other Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=nrp:AggregatesRoyaltyRevenueMember;us-gaap:StatementBusinessSegmentsAxis=nrp:CoalHardMineralRoyaltyandOtherSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2022-04-01 – 2022-06-30 | 1037000 | USD | 20220804 | Open filing evidence |
| 2022-01-01 – 2022-06-30 | 1807000 | USD | 20220804 | Open filing evidence |
| 2021-07-01 – 2021-09-30 | 429000 | USD | 20211103 | Open filing evidence |
| 2021-01-01 – 2021-09-30 | 1339000 | USD | 20211103 | Open filing evidence |
| 2021-04-01 – 2021-06-30 | 456000 | USD | 20220804 | Open filing evidence |
| 2021-01-01 – 2021-06-30 | 910000 | USD | 20220804 | Open filing evidence |
| 2020-07-01 – 2020-09-30 | 221000 | USD | 20211103 | Open filing evidence |
| 2020-01-01 – 2020-09-30 | 1068000 | USD | 20211103 | Open filing evidence |
| 2020-04-01 – 2020-06-30 | 271000 | USD | 20210806 | Open filing evidence |
| 2020-01-01 – 2020-06-30 | 847000 | USD | 20210806 | Open filing evidence |
| 2020-01-01 – 2020-03-31 | 576000 | USD | 20200511 | Open filing evidence |
| 2019-01-01 – 2019-12-31 | 4265000 | USD | 20200227 | Open filing evidence |
Aggregates Royalty Revenues · Mineral Rights Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=nrp:AggregatesRoyaltyRevenuesMember;us-gaap:StatementBusinessSegmentsAxis=nrp:MineralRightsSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 1246000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 2364000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 1118000 | USD | 20260506 | Open filing evidence |
| 2025-01-01 – 2025-12-31 | 3706000 | USD | 20260227 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 1011000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 2770000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 906000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 1759000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-03-31 | 853000 | USD | 20260506 | Open filing evidence |
| 2024-01-01 – 2024-12-31 | 2904000 | USD | 20260227 | Open filing evidence |
| 2024-07-01 – 2024-09-30 | 662000 | USD | 20251104 | Open filing evidence |
| 2024-01-01 – 2024-09-30 | 2164000 | USD | 20251104 | Open filing evidence |
| 2024-04-01 – 2024-06-30 | 730000 | USD | 20250806 | Open filing evidence |
| 2024-01-01 – 2024-06-30 | 1502000 | USD | 20250806 | Open filing evidence |
| 2024-01-01 – 2024-03-31 | 772000 | USD | 20250506 | Open filing evidence |
| 2023-01-01 – 2023-12-31 | 2876000 | USD | 20260227 | Open filing evidence |
| 2023-07-01 – 2023-09-30 | 736000 | USD | 20241105 | Open filing evidence |
| 2023-01-01 – 2023-09-30 | 2175000 | USD | 20241105 | Open filing evidence |
| 2023-04-01 – 2023-06-30 | 686000 | USD | 20240807 | Open filing evidence |
| 2023-01-01 – 2023-06-30 | 1439000 | USD | 20240807 | Open filing evidence |
| 2023-01-01 – 2023-03-31 | 753000 | USD | 20240507 | Open filing evidence |
| 2022-01-01 – 2022-12-31 | 3299000 | USD | 20250228 | Open filing evidence |
| 2022-07-01 – 2022-09-30 | 884000 | USD | 20231103 | Open filing evidence |
| 2022-01-01 – 2022-09-30 | 2691000 | USD | 20231103 | Open filing evidence |
| 2022-04-01 – 2022-06-30 | 1037000 | USD | 20230804 | Open filing evidence |
| 2022-01-01 – 2022-06-30 | 1807000 | USD | 20230804 | Open filing evidence |
| 2022-01-01 – 2022-03-31 | 770000 | USD | 20230504 | Open filing evidence |
| 2021-01-01 – 2021-12-31 | 1889000 | USD | 20240307 | Open filing evidence |
| 2021-07-01 – 2021-09-30 | 429000 | USD | 20221103 | Open filing evidence |
| 2021-01-01 – 2021-09-30 | 1339000 | USD | 20221103 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 1717000 | USD | 20230303 | Open filing evidence |
Carbon Neutral Initiatives · Mineral Rights Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=nrp:CarbonNeutralInitiativesMember;us-gaap:StatementBusinessSegmentsAxis=nrp:MineralRightsSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2024-07-01 – 2024-09-30 | -39000 | USD | 20241105 | Open filing evidence |
| 2024-01-01 – 2024-09-30 | 4322000 | USD | 20241105 | Open filing evidence |
| 2024-04-01 – 2024-06-30 | 2200000 | USD | 20240807 | Open filing evidence |
| 2024-01-01 – 2024-06-30 | 4361000 | USD | 20240807 | Open filing evidence |
| 2024-01-01 – 2024-03-31 | 2161000 | USD | 20240507 | Open filing evidence |
| 2023-01-01 – 2023-12-31 | 2969000 | USD | 20240307 | Open filing evidence |
| 2023-07-01 – 2023-09-30 | 681000 | USD | 20241105 | Open filing evidence |
| 2023-01-01 – 2023-09-30 | 2914000 | USD | 20241105 | Open filing evidence |
| 2023-04-01 – 2023-06-30 | 115000 | USD | 20240807 | Open filing evidence |
| 2023-01-01 – 2023-06-30 | 2233000 | USD | 20240807 | Open filing evidence |
| 2023-01-01 – 2023-03-31 | 2118000 | USD | 20240507 | Open filing evidence |
| 2022-01-01 – 2022-12-31 | 8600000 | USD | 20240307 | Open filing evidence |
| 2022-07-01 – 2022-09-30 | 8600000 | USD | 20231103 | Open filing evidence |
| 2022-01-01 – 2022-09-30 | 8600000 | USD | 20231103 | Open filing evidence |
| 2022-04-01 – 2022-06-30 | 0 | USD | 20230804 | Open filing evidence |
| 2022-01-01 – 2022-06-30 | 0 | USD | 20230804 | Open filing evidence |
| 2022-01-01 – 2022-03-31 | 0 | USD | 20230504 | Open filing evidence |
| 2021-01-01 – 2021-12-31 | 13790000 | USD | 20240307 | Open filing evidence |
| 2021-07-01 – 2021-09-30 | 0 | USD | 20221103 | Open filing evidence |
| 2021-01-01 – 2021-09-30 | 0 | USD | 20221103 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 0 | USD | 20230303 | Open filing evidence |
Carbon Neutral Revenues · Mineral Rights Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=nrp:CarbonNeutralRevenuesMember;us-gaap:StatementBusinessSegmentsAxis=nrp:MineralRightsSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 94000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 279000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 185000 | USD | 20260506 | Open filing evidence |
| 2025-01-01 – 2025-12-31 | 1454000 | USD | 20260227 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 316000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 1201000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 290000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 885000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-03-31 | 595000 | USD | 20260506 | Open filing evidence |
| 2024-01-01 – 2024-12-31 | 15703000 | USD | 20260227 | Open filing evidence |
| 2024-07-01 – 2024-09-30 | -39000 | USD | 20251104 | Open filing evidence |
| 2024-01-01 – 2024-09-30 | 4322000 | USD | 20251104 | Open filing evidence |
| 2024-04-01 – 2024-06-30 | 2200000 | USD | 20250806 | Open filing evidence |
| 2024-01-01 – 2024-06-30 | 4361000 | USD | 20250806 | Open filing evidence |
| 2024-01-01 – 2024-03-31 | 2161000 | USD | 20250506 | Open filing evidence |
| 2023-01-01 – 2023-12-31 | 2969000 | USD | 20260227 | Open filing evidence |
| 2022-01-01 – 2022-12-31 | 8600000 | USD | 20250228 | Open filing evidence |
Coal Overriding Royalty Revenue · Coal Hard Mineral Royaltyand Other Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=nrp:CoalOverridingRoyaltyRevenueMember;us-gaap:StatementBusinessSegmentsAxis=nrp:CoalHardMineralRoyaltyandOtherSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2022-04-01 – 2022-06-30 | 682000 | USD | 20220804 | Open filing evidence |
| 2022-01-01 – 2022-06-30 | 940000 | USD | 20220804 | Open filing evidence |
| 2022-01-01 – 2022-03-31 | 258000 | USD | 20220505 | Open filing evidence |
| 2021-07-01 – 2021-09-30 | 757000 | USD | 20211103 | Open filing evidence |
| 2021-01-01 – 2021-09-30 | 3592000 | USD | 20211103 | Open filing evidence |
| 2021-04-01 – 2021-06-30 | 976000 | USD | 20220804 | Open filing evidence |
| 2021-01-01 – 2021-06-30 | 2835000 | USD | 20220804 | Open filing evidence |
| 2021-01-01 – 2021-03-31 | 1859000 | USD | 20220505 | Open filing evidence |
| 2020-07-01 – 2020-09-30 | 1314000 | USD | 20211103 | Open filing evidence |
| 2020-01-01 – 2020-09-30 | 3319000 | USD | 20211103 | Open filing evidence |
| 2020-01-01 – 2020-03-31 | 1322000 | USD | 20200511 | Open filing evidence |
| 2019-01-01 – 2019-12-31 | 13496000 | USD | 20200227 | Open filing evidence |
Coal Overriding Royalty Revenue · Mineral Rights
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=nrp:CoalOverridingRoyaltyRevenueMember;us-gaap:StatementBusinessSegmentsAxis=nrp:MineralRightsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2021-01-01 – 2021-12-31 | 4367000 | USD | 20220315 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 4977000 | USD | 20220315 | Open filing evidence |
| 2019-01-01 – 2019-12-31 | 13496000 | USD | 20220315 | Open filing evidence |
Coal Overriding Royalty Revenues · Mineral Rights Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=nrp:CoalOverridingRoyaltyRevenuesMember;us-gaap:StatementBusinessSegmentsAxis=nrp:MineralRightsSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 1040000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 2426000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 1386000 | USD | 20260506 | Open filing evidence |
| 2025-01-01 – 2025-12-31 | 2159000 | USD | 20260227 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 297000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 1633000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 456000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 1336000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-03-31 | 880000 | USD | 20260506 | Open filing evidence |
| 2024-01-01 – 2024-12-31 | 2358000 | USD | 20260227 | Open filing evidence |
| 2024-07-01 – 2024-09-30 | 227000 | USD | 20251104 | Open filing evidence |
| 2024-01-01 – 2024-09-30 | 2064000 | USD | 20251104 | Open filing evidence |
| 2024-04-01 – 2024-06-30 | 668000 | USD | 20250806 | Open filing evidence |
| 2024-01-01 – 2024-06-30 | 1837000 | USD | 20250806 | Open filing evidence |
| 2024-01-01 – 2024-03-31 | 1169000 | USD | 20250506 | Open filing evidence |
| 2023-01-01 – 2023-12-31 | 2175000 | USD | 20260227 | Open filing evidence |
| 2023-07-01 – 2023-09-30 | 827000 | USD | 20241105 | Open filing evidence |
| 2023-01-01 – 2023-09-30 | 1165000 | USD | 20241105 | Open filing evidence |
| 2023-04-01 – 2023-06-30 | 150000 | USD | 20240807 | Open filing evidence |
| 2023-01-01 – 2023-06-30 | 338000 | USD | 20240807 | Open filing evidence |
| 2023-01-01 – 2023-03-31 | 188000 | USD | 20240507 | Open filing evidence |
| 2022-01-01 – 2022-12-31 | 3434000 | USD | 20250228 | Open filing evidence |
| 2022-07-01 – 2022-09-30 | 1367000 | USD | 20231103 | Open filing evidence |
| 2022-01-01 – 2022-09-30 | 2307000 | USD | 20231103 | Open filing evidence |
| 2022-04-01 – 2022-06-30 | 682000 | USD | 20230804 | Open filing evidence |
| 2022-01-01 – 2022-06-30 | 940000 | USD | 20230804 | Open filing evidence |
| 2022-01-01 – 2022-03-31 | 258000 | USD | 20230504 | Open filing evidence |
| 2021-01-01 – 2021-12-31 | 4367000 | USD | 20240307 | Open filing evidence |
| 2021-07-01 – 2021-09-30 | 757000 | USD | 20221103 | Open filing evidence |
| 2021-01-01 – 2021-09-30 | 3592000 | USD | 20221103 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 4977000 | USD | 20230303 | Open filing evidence |
Coal Royalty Revenue · Coal Hard Mineral Royaltyand Other Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=nrp:CoalRoyaltyRevenueMember;us-gaap:StatementBusinessSegmentsAxis=nrp:CoalHardMineralRoyaltyandOtherSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2022-04-01 – 2022-06-30 | 62945000 | USD | 20220804 | Open filing evidence |
| 2022-01-01 – 2022-06-30 | 118394000 | USD | 20220804 | Open filing evidence |
| 2021-07-01 – 2021-09-30 | 32432000 | USD | 20211103 | Open filing evidence |
| 2021-01-01 – 2021-09-30 | 66095000 | USD | 20211103 | Open filing evidence |
| 2021-04-01 – 2021-06-30 | 18298000 | USD | 20220804 | Open filing evidence |
| 2021-01-01 – 2021-06-30 | 33663000 | USD | 20220804 | Open filing evidence |
| 2020-07-01 – 2020-09-30 | 10610000 | USD | 20211103 | Open filing evidence |
| 2020-01-01 – 2020-09-30 | 40559000 | USD | 20211103 | Open filing evidence |
| 2020-01-01 – 2020-03-31 | 19102000 | USD | 20200511 | Open filing evidence |
Coal Royalty Revenues · Mineral Rights Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=nrp:CoalRoyaltyRevenuesMember;us-gaap:StatementBusinessSegmentsAxis=nrp:MineralRightsSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 34793000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 64367000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 29574000 | USD | 20260506 | Open filing evidence |
| 2025-01-01 – 2025-12-31 | 133512000 | USD | 20260227 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 34193000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 101234000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 31543000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 67041000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-03-31 | 35498000 | USD | 20260506 | Open filing evidence |
| 2024-01-01 – 2024-12-31 | 159033000 | USD | 20260227 | Open filing evidence |
| 2024-07-01 – 2024-09-30 | 37605000 | USD | 20251104 | Open filing evidence |
| 2024-01-01 – 2024-09-30 | 124108000 | USD | 20251104 | Open filing evidence |
| 2024-04-01 – 2024-06-30 | 39685000 | USD | 20250806 | Open filing evidence |
| 2024-01-01 – 2024-06-30 | 86503000 | USD | 20250806 | Open filing evidence |
| 2024-01-01 – 2024-03-31 | 46818000 | USD | 20250506 | Open filing evidence |
| 2023-01-01 – 2023-12-31 | 218011000 | USD | 20260227 | Open filing evidence |
| 2023-07-01 – 2023-09-30 | 55544000 | USD | 20241105 | Open filing evidence |
| 2023-01-01 – 2023-09-30 | 161527000 | USD | 20241105 | Open filing evidence |
| 2023-04-01 – 2023-06-30 | 47960000 | USD | 20240807 | Open filing evidence |
| 2023-01-01 – 2023-06-30 | 105983000 | USD | 20240807 | Open filing evidence |
| 2023-01-01 – 2023-03-31 | 58023000 | USD | 20240507 | Open filing evidence |
| 2022-01-01 – 2022-12-31 | 226956000 | USD | 20250228 | Open filing evidence |
| 2022-07-01 – 2022-09-30 | 52381000 | USD | 20231103 | Open filing evidence |
| 2022-01-01 – 2022-09-30 | 170775000 | USD | 20231103 | Open filing evidence |
| 2022-04-01 – 2022-06-30 | 62945000 | USD | 20230804 | Open filing evidence |
| 2022-01-01 – 2022-06-30 | 118394000 | USD | 20230804 | Open filing evidence |
| 2022-01-01 – 2022-03-31 | 55449000 | USD | 20230504 | Open filing evidence |
| 2021-01-01 – 2021-12-31 | 104089000 | USD | 20240307 | Open filing evidence |
| 2021-07-01 – 2021-09-30 | 32432000 | USD | 20221103 | Open filing evidence |
| 2021-01-01 – 2021-09-30 | 66095000 | USD | 20221103 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 51868000 | USD | 20230303 | Open filing evidence |
Lease Amendment Revenues · Mineral Rights Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=nrp:LeaseAmendmentRevenuesMember;us-gaap:StatementBusinessSegmentsAxis=nrp:MineralRightsSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 1242000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 2442000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 1200000 | USD | 20260506 | Open filing evidence |
| 2025-01-01 – 2025-12-31 | 4854000 | USD | 20260227 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 1699000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 3010000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 656000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 1311000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-03-31 | 655000 | USD | 20260506 | Open filing evidence |
| 2024-01-01 – 2024-12-31 | 3724000 | USD | 20260227 | Open filing evidence |
| 2024-07-01 – 2024-09-30 | 1071000 | USD | 20251104 | Open filing evidence |
| 2024-01-01 – 2024-09-30 | 2485000 | USD | 20251104 | Open filing evidence |
| 2024-04-01 – 2024-06-30 | 712000 | USD | 20250806 | Open filing evidence |
| 2024-01-01 – 2024-06-30 | 1414000 | USD | 20250806 | Open filing evidence |
| 2024-01-01 – 2024-03-31 | 702000 | USD | 20250506 | Open filing evidence |
| 2023-01-01 – 2023-12-31 | 3070000 | USD | 20260227 | Open filing evidence |
| 2023-07-01 – 2023-09-30 | 623000 | USD | 20241105 | Open filing evidence |
| 2023-01-01 – 2023-09-30 | 2322000 | USD | 20241105 | Open filing evidence |
| 2023-04-01 – 2023-06-30 | 848000 | USD | 20240807 | Open filing evidence |
| 2023-01-01 – 2023-06-30 | 1699000 | USD | 20240807 | Open filing evidence |
| 2023-01-01 – 2023-03-31 | 851000 | USD | 20240507 | Open filing evidence |
| 2022-01-01 – 2022-12-31 | 3201000 | USD | 20250228 | Open filing evidence |
| 2022-07-01 – 2022-09-30 | 759000 | USD | 20231103 | Open filing evidence |
| 2022-01-01 – 2022-09-30 | 2450000 | USD | 20231103 | Open filing evidence |
| 2022-04-01 – 2022-06-30 | 811000 | USD | 20230804 | Open filing evidence |
| 2022-01-01 – 2022-06-30 | 1691000 | USD | 20230804 | Open filing evidence |
| 2022-01-01 – 2022-03-31 | 880000 | USD | 20230504 | Open filing evidence |
| 2021-01-01 – 2021-12-31 | 4696000 | USD | 20240307 | Open filing evidence |
| 2021-07-01 – 2021-09-30 | 1519000 | USD | 20221103 | Open filing evidence |
| 2021-01-01 – 2021-09-30 | 3159000 | USD | 20221103 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 3450000 | USD | 20230303 | Open filing evidence |
Leaseassignmentfeerevenue Member Domain · Coal Hard Mineral Royaltyand Other Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=nrp:LeaseassignmentfeerevenueMemberDomain;us-gaap:StatementBusinessSegmentsAxis=nrp:CoalHardMineralRoyaltyandOtherSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2022-04-01 – 2022-06-30 | 811000 | USD | 20220804 | Open filing evidence |
| 2022-01-01 – 2022-06-30 | 1691000 | USD | 20220804 | Open filing evidence |
| 2021-07-01 – 2021-09-30 | 1519000 | USD | 20211103 | Open filing evidence |
| 2021-01-01 – 2021-09-30 | 3159000 | USD | 20211103 | Open filing evidence |
| 2021-04-01 – 2021-06-30 | 772000 | USD | 20220804 | Open filing evidence |
| 2021-01-01 – 2021-06-30 | 1640000 | USD | 20220804 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 3450000 | USD | 20210315 | Open filing evidence |
| 2020-07-01 – 2020-09-30 | 858000 | USD | 20211103 | Open filing evidence |
| 2020-01-01 – 2020-09-30 | 2591000 | USD | 20211103 | Open filing evidence |
| 2020-04-01 – 2020-06-30 | 890000 | USD | 20210806 | Open filing evidence |
| 2020-01-01 – 2020-06-30 | 1733000 | USD | 20210806 | Open filing evidence |
| 2020-01-01 – 2020-03-31 | 843000 | USD | 20200511 | Open filing evidence |
Mineral Rights Segment · Transportation And Processing Services
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=nrp:MineralRightsSegmentMember;us-gaap:StatementBusinessSegmentsAxis=nrp:TransportationAndProcessingServicesMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2023-01-01 – 2023-12-31 | 12400000 | USD | 20240307 | Open filing evidence |
| 2023-07-01 – 2023-09-30 | 3900000 | USD | 20231103 | Open filing evidence |
| 2023-01-01 – 2023-09-30 | 9500000 | USD | 20231103 | Open filing evidence |
| 2023-04-01 – 2023-06-30 | 2700000 | USD | 20230804 | Open filing evidence |
| 2023-01-01 – 2023-06-30 | 5600000 | USD | 20230804 | Open filing evidence |
| 2023-01-01 – 2023-03-31 | 2900000 | USD | 20230504 | Open filing evidence |
| 2022-01-01 – 2022-12-31 | 17900000 | USD | 20240307 | Open filing evidence |
| 2022-07-01 – 2022-09-30 | 4900000 | USD | 20231103 | Open filing evidence |
| 2022-01-01 – 2022-09-30 | 12900000 | USD | 20231103 | Open filing evidence |
| 2022-04-01 – 2022-06-30 | 4900000 | USD | 20230804 | Open filing evidence |
| 2022-01-01 – 2022-06-30 | 8000000 | USD | 20230804 | Open filing evidence |
| 2022-01-01 – 2022-03-31 | 3100000 | USD | 20230504 | Open filing evidence |
| 2021-01-01 – 2021-12-31 | 5400000 | USD | 20240307 | Open filing evidence |
| 2021-07-01 – 2021-09-30 | 1200000 | USD | 20221103 | Open filing evidence |
| 2021-01-01 – 2021-09-30 | 3700000 | USD | 20221103 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 5000000 | USD | 20230303 | Open filing evidence |
Minimum Lease Straight Line Revenue · Coal Hard Mineral Royaltyand Other Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=nrp:MinimumLeaseStraightLineRevenueMember;us-gaap:StatementBusinessSegmentsAxis=nrp:CoalHardMineralRoyaltyandOtherSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2022-04-01 – 2022-06-30 | 4674000 | USD | 20220804 | Open filing evidence |
| 2022-01-01 – 2022-06-30 | 9457000 | USD | 20220804 | Open filing evidence |
| 2021-07-01 – 2021-09-30 | 4808000 | USD | 20211103 | Open filing evidence |
| 2021-01-01 – 2021-09-30 | 15773000 | USD | 20211103 | Open filing evidence |
| 2021-04-01 – 2021-06-30 | 4869000 | USD | 20220804 | Open filing evidence |
| 2021-01-01 – 2021-06-30 | 10965000 | USD | 20220804 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 16796000 | USD | 20210315 | Open filing evidence |
| 2020-07-01 – 2020-09-30 | 3553000 | USD | 20211103 | Open filing evidence |
| 2020-01-01 – 2020-09-30 | 12349000 | USD | 20211103 | Open filing evidence |
| 2020-04-01 – 2020-06-30 | 4987000 | USD | 20210806 | Open filing evidence |
| 2020-01-01 – 2020-06-30 | 8796000 | USD | 20210806 | Open filing evidence |
| 2020-01-01 – 2020-03-31 | 3809000 | USD | 20200511 | Open filing evidence |
Minimum Lease Straightline Revenues · Mineral Rights Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=nrp:MinimumLeaseStraightlineRevenuesMember;us-gaap:StatementBusinessSegmentsAxis=nrp:MineralRightsSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 4019000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 8038000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 4019000 | USD | 20260506 | Open filing evidence |
| 2025-01-01 – 2025-12-31 | 16576000 | USD | 20260227 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 4176000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 12276000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 4050000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 8100000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-03-31 | 4050000 | USD | 20260506 | Open filing evidence |
| 2024-01-01 – 2024-12-31 | 16530000 | USD | 20260227 | Open filing evidence |
| 2024-07-01 – 2024-09-30 | 4117000 | USD | 20251104 | Open filing evidence |
| 2024-01-01 – 2024-09-30 | 12414000 | USD | 20251104 | Open filing evidence |
| 2024-04-01 – 2024-06-30 | 4126000 | USD | 20250806 | Open filing evidence |
| 2024-01-01 – 2024-06-30 | 8297000 | USD | 20250806 | Open filing evidence |
| 2024-01-01 – 2024-03-31 | 4171000 | USD | 20250506 | Open filing evidence |
| 2023-01-01 – 2023-12-31 | 19389000 | USD | 20260227 | Open filing evidence |
| 2023-07-01 – 2023-09-30 | 4464000 | USD | 20241105 | Open filing evidence |
| 2023-01-01 – 2023-09-30 | 13414000 | USD | 20241105 | Open filing evidence |
| 2023-04-01 – 2023-06-30 | 4447000 | USD | 20240807 | Open filing evidence |
| 2023-01-01 – 2023-06-30 | 8950000 | USD | 20240807 | Open filing evidence |
| 2023-01-01 – 2023-03-31 | 4503000 | USD | 20240507 | Open filing evidence |
| 2022-01-01 – 2022-12-31 | 18792000 | USD | 20250228 | Open filing evidence |
| 2022-07-01 – 2022-09-30 | 4778000 | USD | 20231103 | Open filing evidence |
| 2022-01-01 – 2022-09-30 | 14235000 | USD | 20231103 | Open filing evidence |
| 2022-04-01 – 2022-06-30 | 4674000 | USD | 20230804 | Open filing evidence |
| 2022-01-01 – 2022-06-30 | 9457000 | USD | 20230804 | Open filing evidence |
| 2021-01-01 – 2021-12-31 | 20564000 | USD | 20240307 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 16796000 | USD | 20230303 | Open filing evidence |
Oiland Gas Royalty Revenue · Coal Hard Mineral Royaltyand Other Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=nrp:OilandGasRoyaltyRevenueMember;us-gaap:StatementBusinessSegmentsAxis=nrp:CoalHardMineralRoyaltyandOtherSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2022-04-01 – 2022-06-30 | 2906000 | USD | 20220804 | Open filing evidence |
| 2022-01-01 – 2022-06-30 | 4720000 | USD | 20220804 | Open filing evidence |
| 2021-07-01 – 2021-09-30 | 1154000 | USD | 20211103 | Open filing evidence |
| 2021-01-01 – 2021-09-30 | 3420000 | USD | 20211103 | Open filing evidence |
| 2021-04-01 – 2021-06-30 | 900000 | USD | 20220804 | Open filing evidence |
| 2021-01-01 – 2021-06-30 | 2266000 | USD | 20220804 | Open filing evidence |
| 2020-07-01 – 2020-09-30 | 1078000 | USD | 20211103 | Open filing evidence |
| 2020-01-01 – 2020-09-30 | 4923000 | USD | 20211103 | Open filing evidence |
| 2020-04-01 – 2020-06-30 | 2742000 | USD | 20210806 | Open filing evidence |
| 2020-01-01 – 2020-06-30 | 3845000 | USD | 20210806 | Open filing evidence |
| 2020-01-01 – 2020-03-31 | 1103000 | USD | 20200511 | Open filing evidence |
Oil And Gas Royalty Revenues · Mineral Rights Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=nrp:OilAndGasRoyaltyRevenuesMember;us-gaap:StatementBusinessSegmentsAxis=nrp:MineralRightsSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 2447000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 3833000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 1386000 | USD | 20260506 | Open filing evidence |
| 2025-01-01 – 2025-12-31 | 7622000 | USD | 20260227 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 1787000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 6212000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 1981000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 4425000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-03-31 | 2444000 | USD | 20260506 | Open filing evidence |
| 2024-01-01 – 2024-12-31 | 8566000 | USD | 20260227 | Open filing evidence |
| 2024-07-01 – 2024-09-30 | 1317000 | USD | 20251104 | Open filing evidence |
| 2024-01-01 – 2024-09-30 | 6956000 | USD | 20251104 | Open filing evidence |
| 2024-04-01 – 2024-06-30 | 1999000 | USD | 20250806 | Open filing evidence |
| 2024-01-01 – 2024-06-30 | 5639000 | USD | 20250806 | Open filing evidence |
| 2024-01-01 – 2024-03-31 | 3640000 | USD | 20250506 | Open filing evidence |
| 2023-01-01 – 2023-12-31 | 7387000 | USD | 20260227 | Open filing evidence |
| 2023-07-01 – 2023-09-30 | 324000 | USD | 20241105 | Open filing evidence |
| 2023-01-01 – 2023-09-30 | 5126000 | USD | 20241105 | Open filing evidence |
| 2023-04-01 – 2023-06-30 | 1214000 | USD | 20240807 | Open filing evidence |
| 2023-01-01 – 2023-06-30 | 4802000 | USD | 20240807 | Open filing evidence |
| 2023-01-01 – 2023-03-31 | 3588000 | USD | 20240507 | Open filing evidence |
| 2022-01-01 – 2022-12-31 | 16161000 | USD | 20250228 | Open filing evidence |
| 2022-07-01 – 2022-09-30 | 6170000 | USD | 20231103 | Open filing evidence |
| 2022-01-01 – 2022-09-30 | 10890000 | USD | 20231103 | Open filing evidence |
| 2022-04-01 – 2022-06-30 | 2906000 | USD | 20230804 | Open filing evidence |
| 2022-01-01 – 2022-06-30 | 4720000 | USD | 20230804 | Open filing evidence |
| 2022-01-01 – 2022-03-31 | 1814000 | USD | 20230504 | Open filing evidence |
| 2021-01-01 – 2021-12-31 | 4506000 | USD | 20240307 | Open filing evidence |
| 2021-07-01 – 2021-09-30 | 1154000 | USD | 20221103 | Open filing evidence |
| 2021-01-01 – 2021-09-30 | 3420000 | USD | 20221103 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 5816000 | USD | 20230303 | Open filing evidence |
Other Revenue · Coal Hard Mineral Royaltyand Other Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=nrp:OtherRevenueMember;us-gaap:StatementBusinessSegmentsAxis=nrp:CoalHardMineralRoyaltyandOtherSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2022-04-01 – 2022-06-30 | 139000 | USD | 20220804 | Open filing evidence |
| 2022-01-01 – 2022-06-30 | 487000 | USD | 20220804 | Open filing evidence |
| 2021-07-01 – 2021-09-30 | 120000 | USD | 20211103 | Open filing evidence |
| 2021-01-01 – 2021-09-30 | 692000 | USD | 20211103 | Open filing evidence |
| 2021-04-01 – 2021-06-30 | 353000 | USD | 20220804 | Open filing evidence |
| 2021-01-01 – 2021-06-30 | 572000 | USD | 20220804 | Open filing evidence |
| 2020-07-01 – 2020-09-30 | 263000 | USD | 20211103 | Open filing evidence |
| 2020-01-01 – 2020-09-30 | 752000 | USD | 20211103 | Open filing evidence |
| 2020-04-01 – 2020-06-30 | 416000 | USD | 20210806 | Open filing evidence |
| 2020-01-01 – 2020-06-30 | 489000 | USD | 20210806 | Open filing evidence |
| 2020-01-01 – 2020-03-31 | 73000 | USD | 20200511 | Open filing evidence |
Other Revenues · Mineral Rights Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=nrp:OtherRevenuesMember;us-gaap:StatementBusinessSegmentsAxis=nrp:MineralRightsSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 318000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 488000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 170000 | USD | 20260506 | Open filing evidence |
| 2025-01-01 – 2025-12-31 | 984000 | USD | 20260227 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 441000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 854000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 228000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 413000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-03-31 | 185000 | USD | 20260506 | Open filing evidence |
| 2024-01-01 – 2024-12-31 | 2744000 | USD | 20260227 | Open filing evidence |
| 2024-07-01 – 2024-09-30 | 1127000 | USD | 20251104 | Open filing evidence |
| 2024-01-01 – 2024-09-30 | 1956000 | USD | 20251104 | Open filing evidence |
| 2024-04-01 – 2024-06-30 | 176000 | USD | 20250806 | Open filing evidence |
| 2024-01-01 – 2024-06-30 | 829000 | USD | 20250806 | Open filing evidence |
| 2024-01-01 – 2024-03-31 | 653000 | USD | 20250506 | Open filing evidence |
| 2023-01-01 – 2023-12-31 | 1124000 | USD | 20260227 | Open filing evidence |
| 2023-07-01 – 2023-09-30 | 329000 | USD | 20241105 | Open filing evidence |
| 2023-01-01 – 2023-09-30 | 895000 | USD | 20241105 | Open filing evidence |
| 2023-04-01 – 2023-06-30 | 271000 | USD | 20240807 | Open filing evidence |
| 2023-01-01 – 2023-06-30 | 566000 | USD | 20240807 | Open filing evidence |
| 2023-01-01 – 2023-03-31 | 295000 | USD | 20240507 | Open filing evidence |
| 2022-01-01 – 2022-12-31 | 877000 | USD | 20250228 | Open filing evidence |
| 2022-07-01 – 2022-09-30 | 218000 | USD | 20231103 | Open filing evidence |
| 2022-01-01 – 2022-09-30 | 705000 | USD | 20231103 | Open filing evidence |
| 2022-04-01 – 2022-06-30 | 139000 | USD | 20230804 | Open filing evidence |
| 2022-01-01 – 2022-06-30 | 487000 | USD | 20230804 | Open filing evidence |
| 2022-01-01 – 2022-03-31 | 348000 | USD | 20230504 | Open filing evidence |
| 2021-01-01 – 2021-12-31 | 933000 | USD | 20240307 | Open filing evidence |
| 2021-07-01 – 2021-09-30 | 120000 | USD | 20221103 | Open filing evidence |
| 2021-01-01 – 2021-09-30 | 692000 | USD | 20221103 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 982000 | USD | 20230303 | Open filing evidence |
Production Lease Minimum Revenue · Coal Hard Mineral Royaltyand Other Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=nrp:ProductionLeaseMinimumRevenueMember;us-gaap:StatementBusinessSegmentsAxis=nrp:CoalHardMineralRoyaltyandOtherSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2022-04-01 – 2022-06-30 | 65000 | USD | 20220804 | Open filing evidence |
| 2022-01-01 – 2022-06-30 | 1657000 | USD | 20220804 | Open filing evidence |
| 2021-07-01 – 2021-09-30 | 3235000 | USD | 20211103 | Open filing evidence |
| 2021-01-01 – 2021-09-30 | 10241000 | USD | 20211103 | Open filing evidence |
| 2021-04-01 – 2021-06-30 | 3556000 | USD | 20220804 | Open filing evidence |
| 2021-01-01 – 2021-06-30 | 7006000 | USD | 20220804 | Open filing evidence |
| 2021-01-01 – 2021-03-31 | 3450000 | USD | 20210506 | Open filing evidence |
| 2020-07-01 – 2020-09-30 | 4267000 | USD | 20211103 | Open filing evidence |
| 2020-01-01 – 2020-09-30 | 13554000 | USD | 20211103 | Open filing evidence |
| 2020-01-01 – 2020-03-31 | 802000 | USD | 20210506 | Open filing evidence |
Production Lease Minimum Revenues · Mineral Rights Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=nrp:ProductionLeaseMinimumRevenuesMember;us-gaap:StatementBusinessSegmentsAxis=nrp:MineralRightsSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 251000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 809000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 558000 | USD | 20260506 | Open filing evidence |
| 2025-01-01 – 2025-12-31 | 5010000 | USD | 20260227 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 1365000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 4213000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 123000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 2848000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-03-31 | 2725000 | USD | 20260506 | Open filing evidence |
| 2024-01-01 – 2024-12-31 | 4365000 | USD | 20260227 | Open filing evidence |
| 2024-07-01 – 2024-09-30 | 437000 | USD | 20251104 | Open filing evidence |
| 2024-01-01 – 2024-09-30 | 1773000 | USD | 20251104 | Open filing evidence |
| 2024-04-01 – 2024-06-30 | 412000 | USD | 20250806 | Open filing evidence |
| 2024-01-01 – 2024-06-30 | 1336000 | USD | 20250806 | Open filing evidence |
| 2024-01-01 – 2024-03-31 | 924000 | USD | 20250506 | Open filing evidence |
| 2023-01-01 – 2023-12-31 | 3322000 | USD | 20260227 | Open filing evidence |
| 2023-07-01 – 2023-09-30 | 850000 | USD | 20241105 | Open filing evidence |
| 2023-01-01 – 2023-09-30 | 2025000 | USD | 20241105 | Open filing evidence |
| 2023-04-01 – 2023-06-30 | 562000 | USD | 20240807 | Open filing evidence |
| 2023-01-01 – 2023-06-30 | 1175000 | USD | 20240807 | Open filing evidence |
| 2023-01-01 – 2023-03-31 | 613000 | USD | 20240507 | Open filing evidence |
| 2022-01-01 – 2022-12-31 | 5854000 | USD | 20250228 | Open filing evidence |
| 2022-07-01 – 2022-09-30 | 1885000 | USD | 20231103 | Open filing evidence |
| 2022-01-01 – 2022-09-30 | 3542000 | USD | 20231103 | Open filing evidence |
| 2022-04-01 – 2022-06-30 | 65000 | USD | 20230804 | Open filing evidence |
| 2022-01-01 – 2022-06-30 | 1657000 | USD | 20230804 | Open filing evidence |
| 2022-01-01 – 2022-03-31 | 1592000 | USD | 20230504 | Open filing evidence |
| 2021-01-01 – 2021-12-31 | 14269000 | USD | 20240307 | Open filing evidence |
| 2021-07-01 – 2021-09-30 | 3235000 | USD | 20221103 | Open filing evidence |
| 2021-01-01 – 2021-09-30 | 10241000 | USD | 20221103 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 21749000 | USD | 20230303 | Open filing evidence |
Production Lease Straightline Revenues · Mineral Rights Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=nrp:ProductionLeaseStraightlineRevenuesMember;us-gaap:StatementBusinessSegmentsAxis=nrp:MineralRightsSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2023-01-01 – 2023-03-31 | 4503000 | USD | 20230504 | Open filing evidence |
| 2022-07-01 – 2022-09-30 | 4778000 | USD | 20221103 | Open filing evidence |
| 2022-01-01 – 2022-09-30 | 14235000 | USD | 20221103 | Open filing evidence |
| 2022-01-01 – 2022-03-31 | 4783000 | USD | 20230504 | Open filing evidence |
| 2021-07-01 – 2021-09-30 | 4808000 | USD | 20221103 | Open filing evidence |
| 2021-01-01 – 2021-09-30 | 15773000 | USD | 20221103 | Open filing evidence |
Property Tax Revenue · Coal Hard Mineral Royaltyand Other Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=nrp:PropertyTaxRevenueMember;us-gaap:StatementBusinessSegmentsAxis=nrp:CoalHardMineralRoyaltyandOtherSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2022-04-01 – 2022-06-30 | 1695000 | USD | 20220804 | Open filing evidence |
| 2022-01-01 – 2022-06-30 | 3167000 | USD | 20220804 | Open filing evidence |
| 2021-04-01 – 2021-06-30 | 1587000 | USD | 20220804 | Open filing evidence |
| 2021-01-01 – 2021-06-30 | 3056000 | USD | 20220804 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 5786000 | USD | 20210315 | Open filing evidence |
| 2020-04-01 – 2020-06-30 | 761000 | USD | 20200810 | Open filing evidence |
| 2020-01-01 – 2020-06-30 | 2360000 | USD | 20200810 | Open filing evidence |
| 2020-01-01 – 2020-03-31 | 1599000 | USD | 20200511 | Open filing evidence |
Property Tax Revenue · Mineral Rights
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=nrp:PropertyTaxRevenueMember;us-gaap:StatementBusinessSegmentsAxis=nrp:MineralRightsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2021-01-01 – 2021-12-31 | 6028000 | USD | 20220315 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 5786000 | USD | 20220315 | Open filing evidence |
Property Tax Revenues · Mineral Rights Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=nrp:PropertyTaxRevenuesMember;us-gaap:StatementBusinessSegmentsAxis=nrp:MineralRightsSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 1710000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 3421000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 1711000 | USD | 20260506 | Open filing evidence |
| 2025-01-01 – 2025-12-31 | 6807000 | USD | 20260227 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 2105000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 5261000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 1519000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 3156000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-03-31 | 1637000 | USD | 20260506 | Open filing evidence |
| 2024-01-01 – 2024-12-31 | 7100000 | USD | 20260227 | Open filing evidence |
| 2024-07-01 – 2024-09-30 | 1809000 | USD | 20251104 | Open filing evidence |
| 2024-01-01 – 2024-09-30 | 5246000 | USD | 20251104 | Open filing evidence |
| 2024-04-01 – 2024-06-30 | 1545000 | USD | 20250806 | Open filing evidence |
| 2024-01-01 – 2024-06-30 | 3437000 | USD | 20250806 | Open filing evidence |
| 2024-01-01 – 2024-03-31 | 1892000 | USD | 20250506 | Open filing evidence |
| 2023-01-01 – 2023-12-31 | 6219000 | USD | 20260227 | Open filing evidence |
| 2023-07-01 – 2023-09-30 | 1770000 | USD | 20241105 | Open filing evidence |
| 2023-01-01 – 2023-09-30 | 4710000 | USD | 20241105 | Open filing evidence |
| 2023-04-01 – 2023-06-30 | 1470000 | USD | 20240807 | Open filing evidence |
| 2023-01-01 – 2023-06-30 | 2940000 | USD | 20240807 | Open filing evidence |
| 2023-01-01 – 2023-03-31 | 1470000 | USD | 20240507 | Open filing evidence |
| 2022-01-01 – 2022-12-31 | 5878000 | USD | 20250228 | Open filing evidence |
| 2022-07-01 – 2022-09-30 | 1360000 | USD | 20231103 | Open filing evidence |
| 2022-01-01 – 2022-09-30 | 4527000 | USD | 20231103 | Open filing evidence |
| 2022-04-01 – 2022-06-30 | 1695000 | USD | 20230804 | Open filing evidence |
| 2022-01-01 – 2022-06-30 | 3167000 | USD | 20230804 | Open filing evidence |
| 2022-01-01 – 2022-03-31 | 1472000 | USD | 20230504 | Open filing evidence |
| 2021-01-01 – 2021-12-31 | 6028000 | USD | 20240307 | Open filing evidence |
| 2021-07-01 – 2021-09-30 | 1466000 | USD | 20221103 | Open filing evidence |
| 2021-01-01 – 2021-09-30 | 4522000 | USD | 20221103 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 5786000 | USD | 20230303 | Open filing evidence |
Royalty And Other Mineral Rights · Coal Hard Mineral Royaltyand Other Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=nrp:RoyaltyAndOtherMineralRightsMember;us-gaap:StatementBusinessSegmentsAxis=nrp:CoalHardMineralRoyaltyandOtherSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2022-04-01 – 2022-06-30 | 79333000 | USD | 20220804 | Open filing evidence |
| 2022-01-01 – 2022-06-30 | 150416000 | USD | 20220804 | Open filing evidence |
| 2021-04-01 – 2021-06-30 | 33611000 | USD | 20220804 | Open filing evidence |
| 2021-01-01 – 2021-06-30 | 66538000 | USD | 20220804 | Open filing evidence |
Royalty And Other Mineral Rights · Mineral Rights Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=nrp:RoyaltyAndOtherMineralRightsMember;us-gaap:StatementBusinessSegmentsAxis=nrp:MineralRightsSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 49119000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 92416000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 43297000 | USD | 20260506 | Open filing evidence |
| 2025-01-01 – 2025-12-31 | 191045000 | USD | 20260227 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 49615000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 145170000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 44295000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 95555000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-03-31 | 51260000 | USD | 20260506 | Open filing evidence |
| 2024-01-01 – 2024-12-31 | 232351000 Restated | USD | 20260227 | Open filing evidence |
| 2024-07-01 – 2024-09-30 | 50405000 | USD | 20251104 | Open filing evidence |
| 2024-01-01 – 2024-09-30 | 170570000 Restated | USD | 20251104 | Open filing evidence |
| 2024-04-01 – 2024-06-30 | 54591000 | USD | 20250806 | Open filing evidence |
| 2024-01-01 – 2024-06-30 | 120165000 Restated | USD | 20250806 | Open filing evidence |
| 2024-01-01 – 2024-03-31 | 67372000 | USD | 20250506 | Open filing evidence |
| 2023-01-01 – 2023-12-31 | 278733000 | USD | 20260227 | Open filing evidence |
| 2023-07-01 – 2023-09-30 | 68533000 | USD | 20241105 | Open filing evidence |
| 2023-01-01 – 2023-09-30 | 205811000 | USD | 20241105 | Open filing evidence |
| 2023-04-01 – 2023-06-30 | 61007000 | USD | 20240807 | Open filing evidence |
| 2023-01-01 – 2023-06-30 | 137278000 | USD | 20240807 | Open filing evidence |
| 2023-01-01 – 2023-03-31 | 76271000 | USD | 20240507 | Open filing evidence |
| 2022-01-01 – 2022-12-31 | 307013000 | USD | 20250228 | Open filing evidence |
| 2022-07-01 – 2022-09-30 | 81379000 | USD | 20231103 | Open filing evidence |
| 2022-01-01 – 2022-09-30 | 231795000 | USD | 20231103 | Open filing evidence |
| 2022-04-01 – 2022-06-30 | 79333000 | USD | 20230804 | Open filing evidence |
| 2022-01-01 – 2022-06-30 | 150416000 | USD | 20230804 | Open filing evidence |
| 2022-01-01 – 2022-03-31 | 71083000 | USD | 20230504 | Open filing evidence |
| 2021-01-01 – 2021-12-31 | 185196000 | USD | 20240307 | Open filing evidence |
| 2021-07-01 – 2021-09-30 | 47884000 | USD | 20221103 | Open filing evidence |
| 2021-01-01 – 2021-09-30 | 114422000 | USD | 20221103 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 120166000 | USD | 20230303 | Open filing evidence |
Soda Ash · Soda Ash Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=nrp:SodaAshMember;us-gaap:StatementBusinessSegmentsAxis=nrp:SodaAshSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2021-01-01 – 2021-12-31 | 21871000 | USD | 20220315 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 10728000 | USD | 20220315 | Open filing evidence |
Transportation And Processing Services · Mineral Rights Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=nrp:TransportationAndProcessingServicesMember;us-gaap:StatementBusinessSegmentsAxis=nrp:MineralRightsSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 3389000 Restated | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 6797000 Restated | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 3408000 Restated | USD | 20260506 | Open filing evidence |
| 2025-01-01 – 2025-12-31 | 9237000 Restated | USD | 20260227 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 1293000 Restated | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 7207000 Restated | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 2029000 Restated | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 5914000 Restated | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-03-31 | 3885000 Restated | USD | 20260506 | Open filing evidence |
| 2024-01-01 – 2024-12-31 | 8597000 Restated | USD | 20260227 | Open filing evidence |
| 2024-07-01 – 2024-09-30 | 1248000 Restated | USD | 20251104 | Open filing evidence |
| 2024-01-01 – 2024-09-30 | 6169000 Restated | USD | 20251104 | Open filing evidence |
| 2024-04-01 – 2024-06-30 | 2085000 Restated | USD | 20250806 | Open filing evidence |
| 2024-01-01 – 2024-06-30 | 4921000 Restated | USD | 20250806 | Open filing evidence |
| 2024-01-01 – 2024-03-31 | 2836000 Restated | USD | 20250506 | Open filing evidence |
| 2023-01-01 – 2023-12-31 | 12411000 Restated | USD | 20260227 | Open filing evidence |
| 2023-07-01 – 2023-09-30 | 3964000 Restated | USD | 20241105 | Open filing evidence |
| 2023-01-01 – 2023-09-30 | 9538000 Restated | USD | 20241105 | Open filing evidence |
| 2023-04-01 – 2023-06-30 | 2641000 Restated | USD | 20240807 | Open filing evidence |
| 2023-01-01 – 2023-06-30 | 5574000 Restated | USD | 20240807 | Open filing evidence |
| 2023-01-01 – 2023-03-31 | 2933000 Restated | USD | 20240507 | Open filing evidence |
| 2022-01-01 – 2022-12-31 | 17876000 Restated | USD | 20250228 | Open filing evidence |
| 2022-07-01 – 2022-09-30 | 5969000 | USD | 20231103 | Open filing evidence |
| 2022-01-01 – 2022-09-30 | 15377000 | USD | 20231103 | Open filing evidence |
| 2022-04-01 – 2022-06-30 | 5612000 | USD | 20230804 | Open filing evidence |
| 2022-01-01 – 2022-06-30 | 9408000 | USD | 20230804 | Open filing evidence |
| 2022-01-01 – 2022-03-31 | 3796000 | USD | 20230504 | Open filing evidence |
| 2021-01-01 – 2021-12-31 | 9052000 | USD | 20240307 | Open filing evidence |
| 2021-07-01 – 2021-09-30 | 2171000 | USD | 20221103 | Open filing evidence |
| 2021-01-01 – 2021-09-30 | 6545000 | USD | 20221103 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 8845000 | USD | 20230303 | Open filing evidence |
Transportationand Processing Services Revenue · Coal Hard Mineral Royaltyand Other Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=nrp:TransportationandProcessingServicesRevenueMember;us-gaap:StatementBusinessSegmentsAxis=nrp:CoalHardMineralRoyaltyandOtherSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2022-04-01 – 2022-06-30 | 4900000 Restated | USD | 20220804 | Open filing evidence |
| 2022-01-01 – 2022-06-30 | 8000000 Restated | USD | 20220804 | Open filing evidence |
| 2021-07-01 – 2021-09-30 | 1200000 Restated | USD | 20211103 | Open filing evidence |
| 2021-01-01 – 2021-09-30 | 3700000 Restated | USD | 20211103 | Open filing evidence |
| 2021-04-01 – 2021-06-30 | 1200000 Restated | USD | 20220804 | Open filing evidence |
| 2021-01-01 – 2021-06-30 | 2500000 Restated | USD | 20220804 | Open filing evidence |
| 2021-01-01 – 2021-03-31 | 1200000 Restated | USD | 20210506 | Open filing evidence |
| 2020-07-01 – 2020-09-30 | 1200000 Restated | USD | 20211103 | Open filing evidence |
| 2020-01-01 – 2020-09-30 | 3700000 Restated | USD | 20211103 | Open filing evidence |
| 2020-01-01 – 2020-03-31 | 1200000 | USD | 20210506 | Open filing evidence |
Wheelage Revenue · Coal Hard Mineral Royaltyand Other Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=nrp:WheelageRevenueMember;us-gaap:StatementBusinessSegmentsAxis=nrp:CoalHardMineralRoyaltyandOtherSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2022-04-01 – 2022-06-30 | 4379000 | USD | 20220804 | Open filing evidence |
| 2022-01-01 – 2022-06-30 | 8096000 | USD | 20220804 | Open filing evidence |
| 2021-07-01 – 2021-09-30 | 1964000 | USD | 20211103 | Open filing evidence |
| 2021-01-01 – 2021-09-30 | 5589000 | USD | 20211103 | Open filing evidence |
| 2021-04-01 – 2021-06-30 | 1844000 | USD | 20220804 | Open filing evidence |
| 2021-01-01 – 2021-06-30 | 3625000 | USD | 20220804 | Open filing evidence |
| 2021-01-01 – 2021-03-31 | 1781000 | USD | 20210506 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 7025000 | USD | 20210315 | Open filing evidence |
| 2020-07-01 – 2020-09-30 | 1680000 | USD | 20211103 | Open filing evidence |
| 2020-01-01 – 2020-09-30 | 5468000 | USD | 20211103 | Open filing evidence |
| 2020-04-01 – 2020-06-30 | 1584000 | USD | 20210806 | Open filing evidence |
| 2020-01-01 – 2020-06-30 | 3788000 | USD | 20210806 | Open filing evidence |
| 2020-01-01 – 2020-03-31 | 2204000 | USD | 20210506 | Open filing evidence |
Wheelage Revenues · Mineral Rights Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=nrp:WheelageRevenuesMember;us-gaap:StatementBusinessSegmentsAxis=nrp:MineralRightsSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 1959000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 3949000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 1990000 | USD | 20260506 | Open filing evidence |
| 2025-01-01 – 2025-12-31 | 8361000 | USD | 20260227 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 2225000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 6506000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 2543000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 4281000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-03-31 | 1738000 | USD | 20260506 | Open filing evidence |
| 2024-01-01 – 2024-12-31 | 9324000 | USD | 20260227 | Open filing evidence |
| 2024-07-01 – 2024-09-30 | 2072000 | USD | 20251104 | Open filing evidence |
| 2024-01-01 – 2024-09-30 | 7082000 | USD | 20251104 | Open filing evidence |
| 2024-04-01 – 2024-06-30 | 2338000 | USD | 20250806 | Open filing evidence |
| 2024-01-01 – 2024-06-30 | 5010000 | USD | 20250806 | Open filing evidence |
| 2024-01-01 – 2024-03-31 | 2672000 | USD | 20250506 | Open filing evidence |
| 2023-01-01 – 2023-12-31 | 12191000 | USD | 20260227 | Open filing evidence |
| 2023-07-01 – 2023-09-30 | 2385000 | USD | 20241105 | Open filing evidence |
| 2023-01-01 – 2023-09-30 | 9538000 | USD | 20241105 | Open filing evidence |
| 2023-04-01 – 2023-06-30 | 3284000 | USD | 20240807 | Open filing evidence |
| 2023-01-01 – 2023-06-30 | 7153000 | USD | 20240807 | Open filing evidence |
| 2023-01-01 – 2023-03-31 | 3869000 | USD | 20240507 | Open filing evidence |
| 2022-01-01 – 2022-12-31 | 13961000 | USD | 20250228 | Open filing evidence |
| 2022-07-01 – 2022-09-30 | 2977000 | USD | 20231103 | Open filing evidence |
| 2022-01-01 – 2022-09-30 | 11073000 | USD | 20231103 | Open filing evidence |
| 2022-04-01 – 2022-06-30 | 4379000 | USD | 20230804 | Open filing evidence |
| 2022-01-01 – 2022-06-30 | 8096000 | USD | 20230804 | Open filing evidence |
| 2022-01-01 – 2022-03-31 | 3717000 | USD | 20230504 | Open filing evidence |
| 2021-01-01 – 2021-12-31 | 10065000 | USD | 20240307 | Open filing evidence |
| 2021-07-01 – 2021-09-30 | 1964000 | USD | 20221103 | Open filing evidence |
| 2021-01-01 – 2021-09-30 | 5589000 | USD | 20221103 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 7025000 | USD | 20230303 | Open filing evidence |
Coal Hard Mineral Royaltyand Other Segment
Statement Business Segments
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=nrp:CoalHardMineralRoyaltyandOtherSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2022-04-01 – 2022-06-30 | 84945000 Restated | USD | 20220804 | Open filing evidence |
| 2022-01-01 – 2022-06-30 | 159824000 Restated | USD | 20220804 | Open filing evidence |
| 2022-01-01 – 2022-03-31 | 74879000 Restated | USD | 20220505 | Open filing evidence |
| 2021-07-01 – 2021-09-30 | 47884000 | USD | 20211103 | Open filing evidence |
| 2021-01-01 – 2021-09-30 | 114422000 | USD | 20211103 | Open filing evidence |
| 2021-04-01 – 2021-06-30 | 35793000 Restated | USD | 20220804 | Open filing evidence |
| 2021-01-01 – 2021-06-30 | 70912000 Restated | USD | 20220804 | Open filing evidence |
| 2021-01-01 – 2021-03-31 | 35119000 Restated | USD | 20220505 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 120166000 | USD | 20210315 | Open filing evidence |
| 2020-07-01 – 2020-09-30 | 25740000 | USD | 20211103 | Open filing evidence |
| 2020-01-01 – 2020-09-30 | 88839000 | USD | 20211103 | Open filing evidence |
| 2020-04-01 – 2020-06-30 | 31666000 | USD | 20210806 | Open filing evidence |
| 2020-01-01 – 2020-06-30 | 63099000 | USD | 20210806 | Open filing evidence |
| 2020-01-01 – 2020-03-31 | 31433000 | USD | 20210506 | Open filing evidence |
Coal Hard Mineral Royaltyand Other Segment · Operating Segments
Statement Business Segments · Consolidation Items
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=nrp:CoalHardMineralRoyaltyandOtherSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2021-01-01 – 2021-03-31 | 35119000 | USD | 20210506 | Open filing evidence |
| 2020-04-01 – 2020-06-30 | 33604000 | USD | 20200810 | Open filing evidence |
| 2020-01-01 – 2020-06-30 | 67546000 | USD | 20200810 | Open filing evidence |
| 2020-01-01 – 2020-03-31 | 33942000 | USD | 20210506 | Open filing evidence |
Coal Hard Mineral Royaltyand Other Segment · Aggregates Royalty Revenue
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=nrp:CoalHardMineralRoyaltyandOtherSegmentMember;srt:ProductOrServiceAxis=nrp:AggregatesRoyaltyRevenueMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2022-01-01 – 2022-03-31 | 770000 | USD | 20220505 | Open filing evidence |
| 2021-01-01 – 2021-03-31 | 454000 | USD | 20220505 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 1717000 | USD | 20210315 | Open filing evidence |
| 2020-04-01 – 2020-06-30 | 271000 | USD | 20200810 | Open filing evidence |
| 2020-01-01 – 2020-06-30 | 847000 | USD | 20200810 | Open filing evidence |
| 2020-01-01 – 2020-03-31 | 576000 | USD | 20210506 | Open filing evidence |
Coal Hard Mineral Royaltyand Other Segment · Coal Overriding Royalty Revenue
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=nrp:CoalHardMineralRoyaltyandOtherSegmentMember;srt:ProductOrServiceAxis=nrp:CoalOverridingRoyaltyRevenueMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2021-04-01 – 2021-06-30 | 976000 | USD | 20210806 | Open filing evidence |
| 2021-01-01 – 2021-06-30 | 2835000 | USD | 20210806 | Open filing evidence |
| 2021-01-01 – 2021-03-31 | 1859000 | USD | 20210506 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 4977000 | USD | 20210315 | Open filing evidence |
| 2020-04-01 – 2020-06-30 | 683000 | USD | 20210806 | Open filing evidence |
| 2020-01-01 – 2020-06-30 | 2005000 | USD | 20210806 | Open filing evidence |
| 2020-01-01 – 2020-03-31 | 1322000 | USD | 20210506 | Open filing evidence |
Coal Hard Mineral Royaltyand Other Segment · Coal Royalty Revenue
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=nrp:CoalHardMineralRoyaltyandOtherSegmentMember;srt:ProductOrServiceAxis=nrp:CoalRoyaltyRevenueMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2022-01-01 – 2022-03-31 | 55449000 | USD | 20220505 | Open filing evidence |
| 2021-04-01 – 2021-06-30 | 18298000 | USD | 20210806 | Open filing evidence |
| 2021-01-01 – 2021-06-30 | 33663000 | USD | 20210806 | Open filing evidence |
| 2021-01-01 – 2021-03-31 | 15365000 | USD | 20220505 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 51868000 | USD | 20210315 | Open filing evidence |
| 2020-04-01 – 2020-06-30 | 10847000 | USD | 20210806 | Open filing evidence |
| 2020-01-01 – 2020-06-30 | 29949000 | USD | 20210806 | Open filing evidence |
| 2020-01-01 – 2020-03-31 | 19102000 | USD | 20210506 | Open filing evidence |
Coal Hard Mineral Royaltyand Other Segment · Leaseassignmentfeerevenue Member Domain
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=nrp:CoalHardMineralRoyaltyandOtherSegmentMember;srt:ProductOrServiceAxis=nrp:LeaseassignmentfeerevenueMemberDomain| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2022-01-01 – 2022-03-31 | 880000 | USD | 20220505 | Open filing evidence |
| 2021-01-01 – 2021-03-31 | 868000 | USD | 20220505 | Open filing evidence |
| 2020-04-01 – 2020-06-30 | 890000 | USD | 20200810 | Open filing evidence |
| 2020-01-01 – 2020-06-30 | 1733000 | USD | 20200810 | Open filing evidence |
| 2020-01-01 – 2020-03-31 | 843000 | USD | 20210506 | Open filing evidence |
Coal Hard Mineral Royaltyand Other Segment · Minimum Lease Straight Line Revenue
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=nrp:CoalHardMineralRoyaltyandOtherSegmentMember;srt:ProductOrServiceAxis=nrp:MinimumLeaseStraightLineRevenueMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2022-01-01 – 2022-03-31 | 4783000 | USD | 20220505 | Open filing evidence |
| 2021-01-01 – 2021-03-31 | 6096000 | USD | 20220505 | Open filing evidence |
| 2020-07-01 – 2020-09-30 | 3553000 | USD | 20201105 | Open filing evidence |
| 2020-01-01 – 2020-09-30 | 12349000 | USD | 20201105 | Open filing evidence |
| 2020-04-01 – 2020-06-30 | 4987000 | USD | 20200810 | Open filing evidence |
| 2020-01-01 – 2020-06-30 | 8796000 | USD | 20200810 | Open filing evidence |
| 2020-01-01 – 2020-03-31 | 3809000 | USD | 20210506 | Open filing evidence |
Coal Hard Mineral Royaltyand Other Segment · Oiland Gas Royalty Revenue
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=nrp:CoalHardMineralRoyaltyandOtherSegmentMember;srt:ProductOrServiceAxis=nrp:OilandGasRoyaltyRevenueMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2022-01-01 – 2022-03-31 | 1814000 | USD | 20220505 | Open filing evidence |
| 2021-01-01 – 2021-03-31 | 1366000 | USD | 20220505 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 5816000 | USD | 20210315 | Open filing evidence |
| 2020-07-01 – 2020-09-30 | 1078000 | USD | 20201105 | Open filing evidence |
| 2020-01-01 – 2020-09-30 | 4923000 | USD | 20201105 | Open filing evidence |
| 2020-04-01 – 2020-06-30 | 2742000 | USD | 20200810 | Open filing evidence |
| 2020-01-01 – 2020-06-30 | 3845000 | USD | 20200810 | Open filing evidence |
| 2020-01-01 – 2020-03-31 | 1103000 | USD | 20210506 | Open filing evidence |
Coal Hard Mineral Royaltyand Other Segment · Other Revenue
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=nrp:CoalHardMineralRoyaltyandOtherSegmentMember;srt:ProductOrServiceAxis=nrp:OtherRevenueMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2022-01-01 – 2022-03-31 | 348000 | USD | 20220505 | Open filing evidence |
| 2021-01-01 – 2021-03-31 | 219000 | USD | 20220505 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 982000 | USD | 20210315 | Open filing evidence |
| 2020-04-01 – 2020-06-30 | 416000 | USD | 20200810 | Open filing evidence |
| 2020-01-01 – 2020-06-30 | 489000 | USD | 20200810 | Open filing evidence |
| 2020-01-01 – 2020-03-31 | 73000 | USD | 20210506 | Open filing evidence |
Coal Hard Mineral Royaltyand Other Segment · Production Lease Minimum Revenue
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=nrp:CoalHardMineralRoyaltyandOtherSegmentMember;srt:ProductOrServiceAxis=nrp:ProductionLeaseMinimumRevenueMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2022-01-01 – 2022-03-31 | 1592000 | USD | 20220505 | Open filing evidence |
| 2021-04-01 – 2021-06-30 | 3556000 | USD | 20210806 | Open filing evidence |
| 2021-01-01 – 2021-06-30 | 7006000 | USD | 20210806 | Open filing evidence |
| 2021-01-01 – 2021-03-31 | 3450000 | USD | 20220505 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 21749000 | USD | 20210315 | Open filing evidence |
| 2020-04-01 – 2020-06-30 | 8485000 | USD | 20210806 | Open filing evidence |
| 2020-01-01 – 2020-06-30 | 9287000 | USD | 20210806 | Open filing evidence |
Coal Hard Mineral Royaltyand Other Segment · Property Tax Revenue
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=nrp:CoalHardMineralRoyaltyandOtherSegmentMember;srt:ProductOrServiceAxis=nrp:PropertyTaxRevenueMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2022-01-01 – 2022-03-31 | 1472000 | USD | 20220505 | Open filing evidence |
| 2021-07-01 – 2021-09-30 | 1466000 | USD | 20211103 | Open filing evidence |
| 2021-01-01 – 2021-09-30 | 4522000 | USD | 20211103 | Open filing evidence |
| 2021-04-01 – 2021-06-30 | 1587000 | USD | 20210806 | Open filing evidence |
| 2021-01-01 – 2021-06-30 | 3056000 | USD | 20210806 | Open filing evidence |
| 2021-01-01 – 2021-03-31 | 1469000 | USD | 20220505 | Open filing evidence |
| 2020-07-01 – 2020-09-30 | 1896000 | USD | 20211103 | Open filing evidence |
| 2020-01-01 – 2020-09-30 | 4256000 | USD | 20211103 | Open filing evidence |
| 2020-04-01 – 2020-06-30 | 761000 | USD | 20210806 | Open filing evidence |
| 2020-01-01 – 2020-06-30 | 2360000 | USD | 20210806 | Open filing evidence |
| 2020-01-01 – 2020-03-31 | 1599000 | USD | 20210506 | Open filing evidence |
Coal Hard Mineral Royaltyand Other Segment · Royalty And Other Mineral Rights
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=nrp:CoalHardMineralRoyaltyandOtherSegmentMember;srt:ProductOrServiceAxis=nrp:RoyaltyAndOtherMineralRightsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2022-01-01 – 2022-03-31 | 71083000 | USD | 20220505 | Open filing evidence |
| 2021-01-01 – 2021-03-31 | 32927000 | USD | 20220505 | Open filing evidence |
Coal Hard Mineral Royaltyand Other Segment · Transportationand Processing Services Revenue
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=nrp:CoalHardMineralRoyaltyandOtherSegmentMember;srt:ProductOrServiceAxis=nrp:TransportationandProcessingServicesRevenueMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2022-01-01 – 2022-03-31 | 3100000 Restated | USD | 20220505 | Open filing evidence |
| 2021-01-01 – 2021-12-31 | 5400000 | USD | 20220315 | Open filing evidence |
| 2021-04-01 – 2021-06-30 | 1200000 Restated | USD | 20210806 | Open filing evidence |
| 2021-01-01 – 2021-06-30 | 2500000 Restated | USD | 20210806 | Open filing evidence |
| 2021-01-01 – 2021-03-31 | 1200000 Restated | USD | 20220505 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 5000000 Restated | USD | 20220315 | Open filing evidence |
| 2020-04-01 – 2020-06-30 | 1300000 Restated | USD | 20210806 | Open filing evidence |
| 2020-01-01 – 2020-06-30 | 2500000 Restated | USD | 20210806 | Open filing evidence |
Coal Hard Mineral Royaltyand Other Segment · Wheelage Revenue
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=nrp:CoalHardMineralRoyaltyandOtherSegmentMember;srt:ProductOrServiceAxis=nrp:WheelageRevenueMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2022-01-01 – 2022-03-31 | 3717000 | USD | 20220505 | Open filing evidence |
| 2021-01-01 – 2021-03-31 | 1781000 | USD | 20220505 | Open filing evidence |
| 2020-07-01 – 2020-09-30 | 1680000 | USD | 20201105 | Open filing evidence |
| 2020-01-01 – 2020-09-30 | 5468000 | USD | 20201105 | Open filing evidence |
| 2020-04-01 – 2020-06-30 | 1584000 | USD | 20200810 | Open filing evidence |
| 2020-01-01 – 2020-06-30 | 3788000 | USD | 20200810 | Open filing evidence |
Mineral Rights
Statement Business Segments
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=nrp:MineralRightsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2021-01-01 – 2021-12-31 | 185196000 | USD | 20220315 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 120166000 | USD | 20220315 | Open filing evidence |
Mineral Rights · Aggregates Royalty Revenue
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=nrp:MineralRightsMember;srt:ProductOrServiceAxis=nrp:AggregatesRoyaltyRevenueMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2021-01-01 – 2021-12-31 | 1889000 | USD | 20220315 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 1717000 | USD | 20220315 | Open filing evidence |
Mineral Rights · Coal Royalty Revenue
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=nrp:MineralRightsMember;srt:ProductOrServiceAxis=nrp:CoalRoyaltyRevenueMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2021-01-01 – 2021-12-31 | 104089000 | USD | 20220315 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 51868000 | USD | 20220315 | Open filing evidence |
Mineral Rights · Forest C02 Sequestration Revenues
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=nrp:MineralRightsMember;srt:ProductOrServiceAxis=nrp:ForestC02SequestrationRevenuesMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2021-01-01 – 2021-12-31 | 13790000 | USD | 20220315 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 0 | USD | 20220315 | Open filing evidence |
Mineral Rights · Leaseassignmentfeerevenue Member Domain
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=nrp:MineralRightsMember;srt:ProductOrServiceAxis=nrp:LeaseassignmentfeerevenueMemberDomain| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2021-01-01 – 2021-12-31 | 4696000 | USD | 20220315 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 3450000 | USD | 20220315 | Open filing evidence |
Mineral Rights · Minimum Lease Straight Line Revenue
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=nrp:MineralRightsMember;srt:ProductOrServiceAxis=nrp:MinimumLeaseStraightLineRevenueMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2021-01-01 – 2021-12-31 | 20564000 | USD | 20220315 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 16796000 | USD | 20220315 | Open filing evidence |
Mineral Rights · Oiland Gas Royalty Revenue
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=nrp:MineralRightsMember;srt:ProductOrServiceAxis=nrp:OilandGasRoyaltyRevenueMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2021-01-01 – 2021-12-31 | 4506000 | USD | 20220315 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 5816000 | USD | 20220315 | Open filing evidence |
Mineral Rights · Other Revenue
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=nrp:MineralRightsMember;srt:ProductOrServiceAxis=nrp:OtherRevenueMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2021-01-01 – 2021-12-31 | 933000 | USD | 20220315 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 982000 | USD | 20220315 | Open filing evidence |
Mineral Rights · Production Lease Minimum Revenue
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=nrp:MineralRightsMember;srt:ProductOrServiceAxis=nrp:ProductionLeaseMinimumRevenueMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2021-01-01 – 2021-12-31 | 14269000 | USD | 20220315 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 21749000 | USD | 20220315 | Open filing evidence |
Mineral Rights · Royalty And Other Mineral Rights
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=nrp:MineralRightsMember;srt:ProductOrServiceAxis=nrp:RoyaltyAndOtherMineralRightsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2021-01-01 – 2021-12-31 | 185196000 | USD | 20220315 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 120166000 | USD | 20220315 | Open filing evidence |
Mineral Rights · Transportationand Processing Services Revenue
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=nrp:MineralRightsMember;srt:ProductOrServiceAxis=nrp:TransportationandProcessingServicesRevenueMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2021-01-01 – 2021-12-31 | 9052000 | USD | 20220315 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 8845000 | USD | 20220315 | Open filing evidence |
Mineral Rights · Wheelage Revenue
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=nrp:MineralRightsMember;srt:ProductOrServiceAxis=nrp:WheelageRevenueMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2021-01-01 – 2021-12-31 | 10065000 | USD | 20220315 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 7025000 | USD | 20220315 | Open filing evidence |
Soda Ash Segment
Statement Business Segments
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=nrp:SodaAshSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2022-04-01 – 2022-06-30 | 14643000 | USD | 20220804 | Open filing evidence |
| 2022-01-01 – 2022-06-30 | 29480000 | USD | 20220804 | Open filing evidence |
| 2022-01-01 – 2022-03-31 | 14837000 | USD | 20220505 | Open filing evidence |
| 2021-07-01 – 2021-09-30 | 6672000 | USD | 20211103 | Open filing evidence |
| 2021-01-01 – 2021-09-30 | 11246000 | USD | 20211103 | Open filing evidence |
| 2021-04-01 – 2021-06-30 | 2601000 | USD | 20220804 | Open filing evidence |
| 2021-01-01 – 2021-06-30 | 4574000 | USD | 20220804 | Open filing evidence |
| 2021-01-01 – 2021-03-31 | 1973000 | USD | 20220505 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 10728000 | USD | 20210315 | Open filing evidence |
| 2020-07-01 – 2020-09-30 | 1986000 | USD | 20211103 | Open filing evidence |
| 2020-01-01 – 2020-09-30 | 5200000 | USD | 20211103 | Open filing evidence |
| 2020-04-01 – 2020-06-30 | -3058000 | USD | 20210806 | Open filing evidence |
| 2020-01-01 – 2020-06-30 | 3214000 | USD | 20210806 | Open filing evidence |
| 2020-01-01 – 2020-03-31 | 6272000 | USD | 20210506 | Open filing evidence |
Soda Ash Segment · Operating Segments
Statement Business Segments · Consolidation Items
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=nrp:SodaAshSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2021-04-01 – 2021-06-30 | 2601000 | USD | 20210806 | Open filing evidence |
| 2021-01-01 – 2021-06-30 | 4574000 | USD | 20210806 | Open filing evidence |
| 2021-01-01 – 2021-03-31 | 1973000 | USD | 20210506 | Open filing evidence |
| 2020-01-01 – 2020-12-31 | 10728000 | USD | 20210315 | Open filing evidence |
| 2020-04-01 – 2020-06-30 | -3058000 | USD | 20210806 | Open filing evidence |
| 2020-01-01 – 2020-06-30 | 3214000 | USD | 20210806 | Open filing evidence |
| 2020-01-01 – 2020-03-31 | 6272000 | USD | 20210506 | Open filing evidence |