Segment disclosures

Company overview

RLI Corp

Each reported dimension combination stays separate. Revenue and operating income are shown as reported, with their dates and sources.

Revenue · Reported segment facts

3 dimension combinations 78 retained observations 13 reported periods

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 · Casualty Segment

Consolidation Items · Statement Business Segments

Multiple units reported for the same period; values are kept separate.

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=rli:CasualtySegmentMember
PeriodValueUnitFiledEvidence
2026-07-01 – 2026-09-30262177000 Unit_Standard_USD_iiiOMLx_nkqZzbdejxsdiA20261021Open filing evidence
2026-01-01 – 2026-09-30767665000 Unit_Standard_USD_iiiOMLx_nkqZzbdejxsdiA20261021Open filing evidence
2026-04-01 – 2026-06-30256922000 Unit_Standard_USD_36piWUAmAEikYDAc_Q3aJw20260724Open filing evidence
2026-01-01 – 2026-06-30505488000 Unit_Standard_USD_36piWUAmAEikYDAc_Q3aJw20260724Open filing evidence
2026-01-01 – 2026-03-31248566000 Unit_Standard_USD_HQDg5HvzqEiMzF9UjudRww20260424Open filing evidence
2025-01-01 – 2025-12-31953981000 Unit_Standard_USD_y08riB4Qfk6jHhnzu2Dceg20260220Open filing evidence
2025-07-01 – 2025-09-30243508000 Unit_Standard_USD_-RoO7smh0EGr36pMiI70oA20251022Open filing evidence
2025-07-01 – 2025-09-30243508000 Unit_Standard_USD_iiiOMLx_nkqZzbdejxsdiA20261021Open filing evidence
2025-01-01 – 2025-09-30707194000 Unit_Standard_USD_-RoO7smh0EGr36pMiI70oA20251022Open filing evidence
2025-01-01 – 2025-09-30707194000 Unit_Standard_USD_iiiOMLx_nkqZzbdejxsdiA20261021Open filing evidence
2025-04-01 – 2025-06-30234638000 Unit_Standard_USD_36piWUAmAEikYDAc_Q3aJw20260724Open filing evidence
2025-04-01 – 2025-06-30234638000 Unit_Standard_USD_n7nrZI1F5kOL1gFFhbEkcg20250724Open filing evidence
2025-01-01 – 2025-06-30463686000 Unit_Standard_USD_36piWUAmAEikYDAc_Q3aJw20260724Open filing evidence
2025-01-01 – 2025-06-30463686000 Unit_Standard_USD_n7nrZI1F5kOL1gFFhbEkcg20250724Open filing evidence
2025-01-01 – 2025-03-31229048000 Unit_Standard_USD_HQDg5HvzqEiMzF9UjudRww20260424Open filing evidence
2025-01-01 – 2025-03-31229048000 Unit_Standard_USD_kl3aPVi7f0yeyMv9BARkXQ20250425Open filing evidence
2024-01-01 – 2024-12-31852837000 Unit_Standard_USD_y08riB4Qfk6jHhnzu2Dceg20260220Open filing evidence
2024-01-01 – 2024-12-31852837000 Unit_Standard_USD_Z7FLYKnHkkSWF06uzXFs_A20250221Open filing evidence
2024-07-01 – 2024-09-30219638000 Unit_Standard_USD_-RoO7smh0EGr36pMiI70oA20251022Open filing evidence
2024-01-01 – 2024-09-30627014000 Unit_Standard_USD_-RoO7smh0EGr36pMiI70oA20251022Open filing evidence
2024-04-01 – 2024-06-30209100000 Unit_Standard_USD_n7nrZI1F5kOL1gFFhbEkcg20250724Open filing evidence
2024-01-01 – 2024-06-30407376000 Unit_Standard_USD_n7nrZI1F5kOL1gFFhbEkcg20250724Open filing evidence
2024-01-01 – 2024-03-31198276000 Unit_Standard_USD_kl3aPVi7f0yeyMv9BARkXQ20250425Open filing evidence
2023-01-01 – 2023-12-31758346000 Unit_Standard_USD_y08riB4Qfk6jHhnzu2Dceg20260220Open filing evidence
2023-01-01 – 2023-12-31758346000 Unit_Standard_USD_Z7FLYKnHkkSWF06uzXFs_A20250221Open filing evidence
2022-01-01 – 2022-12-31711832000 Unit_Standard_USD_Z7FLYKnHkkSWF06uzXFs_A20250221Open filing evidence

Operating Segments · Property Insurance Segment

Consolidation Items · Statement Business Segments

Multiple units reported for the same period; values are kept separate.

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=rli:PropertyInsuranceSegmentMember
PeriodValueUnitFiledEvidence
2026-07-01 – 2026-09-30126520000 Unit_Standard_USD_iiiOMLx_nkqZzbdejxsdiA20261021Open filing evidence
2026-01-01 – 2026-09-30376684000 Unit_Standard_USD_iiiOMLx_nkqZzbdejxsdiA20261021Open filing evidence
2026-04-01 – 2026-06-30123786000 Unit_Standard_USD_36piWUAmAEikYDAc_Q3aJw20260724Open filing evidence
2026-01-01 – 2026-06-30250164000 Unit_Standard_USD_36piWUAmAEikYDAc_Q3aJw20260724Open filing evidence
2026-01-01 – 2026-03-31126378000 Unit_Standard_USD_HQDg5HvzqEiMzF9UjudRww20260424Open filing evidence
2025-01-01 – 2025-12-31512404000 Unit_Standard_USD_y08riB4Qfk6jHhnzu2Dceg20260220Open filing evidence
2025-07-01 – 2025-09-30126689000 Unit_Standard_USD_-RoO7smh0EGr36pMiI70oA20251022Open filing evidence
2025-07-01 – 2025-09-30126689000 Unit_Standard_USD_iiiOMLx_nkqZzbdejxsdiA20261021Open filing evidence
2025-01-01 – 2025-09-30389897000 Unit_Standard_USD_-RoO7smh0EGr36pMiI70oA20251022Open filing evidence
2025-01-01 – 2025-09-30389897000 Unit_Standard_USD_iiiOMLx_nkqZzbdejxsdiA20261021Open filing evidence
2025-04-01 – 2025-06-30130664000 Unit_Standard_USD_36piWUAmAEikYDAc_Q3aJw20260724Open filing evidence
2025-04-01 – 2025-06-30130664000 Unit_Standard_USD_n7nrZI1F5kOL1gFFhbEkcg20250724Open filing evidence
2025-01-01 – 2025-06-30263208000 Unit_Standard_USD_36piWUAmAEikYDAc_Q3aJw20260724Open filing evidence
2025-01-01 – 2025-06-30263208000 Unit_Standard_USD_n7nrZI1F5kOL1gFFhbEkcg20250724Open filing evidence
2025-01-01 – 2025-03-31132544000 Unit_Standard_USD_HQDg5HvzqEiMzF9UjudRww20260424Open filing evidence
2025-01-01 – 2025-03-31132544000 Unit_Standard_USD_kl3aPVi7f0yeyMv9BARkXQ20250425Open filing evidence
2024-01-01 – 2024-12-31531384000 Unit_Standard_USD_y08riB4Qfk6jHhnzu2Dceg20260220Open filing evidence
2024-01-01 – 2024-12-31531384000 Unit_Standard_USD_Z7FLYKnHkkSWF06uzXFs_A20250221Open filing evidence
2024-07-01 – 2024-09-30133266000 Unit_Standard_USD_-RoO7smh0EGr36pMiI70oA20251022Open filing evidence
2024-01-01 – 2024-09-30396774000 Unit_Standard_USD_-RoO7smh0EGr36pMiI70oA20251022Open filing evidence
2024-04-01 – 2024-06-30134097000 Unit_Standard_USD_n7nrZI1F5kOL1gFFhbEkcg20250724Open filing evidence
2024-01-01 – 2024-06-30263508000 Unit_Standard_USD_n7nrZI1F5kOL1gFFhbEkcg20250724Open filing evidence
2024-01-01 – 2024-03-31129411000 Unit_Standard_USD_kl3aPVi7f0yeyMv9BARkXQ20250425Open filing evidence
2023-01-01 – 2023-12-31401530000 Unit_Standard_USD_y08riB4Qfk6jHhnzu2Dceg20260220Open filing evidence
2023-01-01 – 2023-12-31401530000 Unit_Standard_USD_Z7FLYKnHkkSWF06uzXFs_A20250221Open filing evidence
2022-01-01 – 2022-12-31307886000 Unit_Standard_USD_Z7FLYKnHkkSWF06uzXFs_A20250221Open filing evidence

Operating Segments · Surety Insurance Segment

Consolidation Items · Statement Business Segments

Multiple units reported for the same period; values are kept separate.

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=rli:SuretyInsuranceSegmentMember
PeriodValueUnitFiledEvidence
2026-07-01 – 2026-09-3036217000 Unit_Standard_USD_iiiOMLx_nkqZzbdejxsdiA20261021Open filing evidence
2026-01-01 – 2026-09-30109047000 Unit_Standard_USD_iiiOMLx_nkqZzbdejxsdiA20261021Open filing evidence
2026-04-01 – 2026-06-3036388000 Unit_Standard_USD_36piWUAmAEikYDAc_Q3aJw20260724Open filing evidence
2026-01-01 – 2026-06-3072830000 Unit_Standard_USD_36piWUAmAEikYDAc_Q3aJw20260724Open filing evidence
2026-01-01 – 2026-03-3136442000 Unit_Standard_USD_HQDg5HvzqEiMzF9UjudRww20260424Open filing evidence
2025-01-01 – 2025-12-31147961000 Unit_Standard_USD_y08riB4Qfk6jHhnzu2Dceg20260220Open filing evidence
2025-07-01 – 2025-09-3037498000 Unit_Standard_USD_-RoO7smh0EGr36pMiI70oA20251022Open filing evidence
2025-07-01 – 2025-09-3037498000 Unit_Standard_USD_iiiOMLx_nkqZzbdejxsdiA20261021Open filing evidence
2025-01-01 – 2025-09-30110853000 Unit_Standard_USD_-RoO7smh0EGr36pMiI70oA20251022Open filing evidence
2025-01-01 – 2025-09-30110853000 Unit_Standard_USD_iiiOMLx_nkqZzbdejxsdiA20261021Open filing evidence
2025-04-01 – 2025-06-3036602000 Unit_Standard_USD_36piWUAmAEikYDAc_Q3aJw20260724Open filing evidence
2025-04-01 – 2025-06-3036602000 Unit_Standard_USD_n7nrZI1F5kOL1gFFhbEkcg20250724Open filing evidence
2025-01-01 – 2025-06-3073355000 Unit_Standard_USD_36piWUAmAEikYDAc_Q3aJw20260724Open filing evidence
2025-01-01 – 2025-06-3073355000 Unit_Standard_USD_n7nrZI1F5kOL1gFFhbEkcg20250724Open filing evidence
2025-01-01 – 2025-03-3136753000 Unit_Standard_USD_HQDg5HvzqEiMzF9UjudRww20260424Open filing evidence
2025-01-01 – 2025-03-3136753000 Unit_Standard_USD_kl3aPVi7f0yeyMv9BARkXQ20250425Open filing evidence
2024-01-01 – 2024-12-31142185000 Unit_Standard_USD_y08riB4Qfk6jHhnzu2Dceg20260220Open filing evidence
2024-01-01 – 2024-12-31142185000 Unit_Standard_USD_Z7FLYKnHkkSWF06uzXFs_A20250221Open filing evidence
2024-07-01 – 2024-09-3036585000 Unit_Standard_USD_-RoO7smh0EGr36pMiI70oA20251022Open filing evidence
2024-01-01 – 2024-09-30105442000 Unit_Standard_USD_-RoO7smh0EGr36pMiI70oA20251022Open filing evidence
2024-04-01 – 2024-06-3035868000 Unit_Standard_USD_n7nrZI1F5kOL1gFFhbEkcg20250724Open filing evidence
2024-01-01 – 2024-06-3068857000 Unit_Standard_USD_n7nrZI1F5kOL1gFFhbEkcg20250724Open filing evidence
2024-01-01 – 2024-03-3132989000 Unit_Standard_USD_kl3aPVi7f0yeyMv9BARkXQ20250425Open filing evidence
2023-01-01 – 2023-12-31134430000 Unit_Standard_USD_y08riB4Qfk6jHhnzu2Dceg20260220Open filing evidence
2023-01-01 – 2023-12-31134430000 Unit_Standard_USD_Z7FLYKnHkkSWF06uzXFs_A20250221Open filing evidence
2022-01-01 – 2022-12-31124718000 Unit_Standard_USD_Z7FLYKnHkkSWF06uzXFs_A20250221Open filing evidence