Segment disclosures

Company overview

ARMSTRONG WORLD INDUSTRIES INC

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

Revenue · Reported segment facts

65 dimension combinations 732 retained observations 42 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 · Architectural Specialties

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=awi:ArchitecturalSpecialtiesMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-30183800000 USD20260728Open filing evidence
2026-01-01 – 2026-06-30336500000 USD20260728Open filing evidence
2026-01-01 – 2026-03-31152700000 USD20260428Open filing evidence
2025-01-01 – 2025-12-31590100000 USD20260224Open filing evidence
2025-07-01 – 2025-09-30151200000 USD20251028Open filing evidence
2025-01-01 – 2025-09-30446400000 USD20251028Open filing evidence
2025-04-01 – 2025-06-30157600000 USD20260728Open filing evidence
2025-01-01 – 2025-06-30295200000 USD20260728Open filing evidence
2025-01-01 – 2025-03-31137600000 USD20260428Open filing evidence
2024-01-01 – 2024-12-31459700000 USD20260224Open filing evidence
2024-07-01 – 2024-09-30128600000 USD20251028Open filing evidence
2024-01-01 – 2024-09-30330200000 USD20251028Open filing evidence
2024-04-01 – 2024-06-30114900000 USD20250729Open filing evidence
2024-01-01 – 2024-06-30201600000 USD20250729Open filing evidence
2024-01-01 – 2024-03-3186700000 USD20250429Open filing evidence
2023-01-01 – 2023-12-31362800000 USD20260224Open filing evidence

Operating Segments · Mineral Fiber

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=awi:MineralFiberMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-30288200000 USD20260728Open filing evidence
2026-01-01 – 2026-06-30545400000 USD20260728Open filing evidence
2025-07-01 – 2025-09-30274000000 USD20251028Open filing evidence
2025-04-01 – 2025-06-30267000000 USD20260728Open filing evidence
2025-01-01 – 2025-06-30512100000 USD20250729Open filing evidence
2024-01-01 – 2024-12-31986000000 USD20260224Open filing evidence
2024-01-01 – 2024-09-30747800000 USD20251028Open filing evidence
2024-01-01 – 2024-03-31239600000 USD20250429Open filing evidence
2023-01-01 – 2023-12-31932400000 USD20260224Open filing evidence

Direct Customers · Architectural Specialties

Major Customers · Statement Business Segments

Source dimensions srt:MajorCustomersAxis=awi:DirectCustomersMember;us-gaap:StatementBusinessSegmentsAxis=awi:ArchitecturalSpecialtiesMember
PeriodValueUnitFiledEvidence
2026-07-01 – 2026-09-3095000000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2026-01-01 – 2026-09-30272000000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2026-04-01 – 2026-06-3096400000 USD20260728Open filing evidence
2026-01-01 – 2026-06-30177000000 USD20260728Open filing evidence
2026-01-01 – 2026-03-3180600000 USD20260428Open filing evidence
2025-01-01 – 2025-12-31309900000 USD20260224Open filing evidence
2025-07-01 – 2025-09-3076700000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2025-01-01 – 2025-09-30235000000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2025-04-01 – 2025-06-3080900000 USD20260728Open filing evidence
2025-01-01 – 2025-06-30158300000 USD20260728Open filing evidence
2025-01-01 – 2025-03-3177400000 USD20260428Open filing evidence
2024-01-01 – 2024-12-31214600000 USD20260224Open filing evidence
2024-07-01 – 2024-09-3063100000 USD20251028Open filing evidence
2024-01-01 – 2024-09-30146800000 USD20251028Open filing evidence
2024-04-01 – 2024-06-3053700000 USD20250729Open filing evidence
2024-01-01 – 2024-06-3083700000 USD20250729Open filing evidence
2024-01-01 – 2024-03-3130000000 USD20250429Open filing evidence
2023-01-01 – 2023-12-31159700000 USD20260224Open filing evidence
2023-07-01 – 2023-09-3036400000 USD20241029Open filing evidence
2023-01-01 – 2023-09-30122800000 USD20241029Open filing evidence
2023-04-01 – 2023-06-3044400000 USD20240730Open filing evidence
2023-01-01 – 2023-06-3086400000 USD20240730Open filing evidence
2023-01-01 – 2023-03-3142000000 USD20240430Open filing evidence
2022-01-01 – 2022-12-31168000000 USD20250225Open filing evidence
2022-07-01 – 2022-09-3045300000 USD20231024Open filing evidence
2022-01-01 – 2022-09-30125000000 USD20231024Open filing evidence
2022-04-01 – 2022-06-3040300000 USD20230725Open filing evidence
2022-01-01 – 2022-06-3079700000 USD20230725Open filing evidence
2022-01-01 – 2022-03-3139400000 USD20230425Open filing evidence
2021-01-01 – 2021-12-31134600000 USD20240220Open filing evidence
2021-07-01 – 2021-09-3035700000 USD20221025Open filing evidence
2021-01-01 – 2021-09-3094600000 USD20221025Open filing evidence
2021-04-01 – 2021-06-3030800000 USD20220726Open filing evidence
2021-01-01 – 2021-06-3058900000 USD20220726Open filing evidence
2021-01-01 – 2021-03-3128100000 USD20220426Open filing evidence
2020-01-01 – 2020-12-3173300000 USD20230221Open filing evidence
2020-07-01 – 2020-09-3023000000 USD20211026Open filing evidence
2020-01-01 – 2020-09-3049800000 USD20211026Open filing evidence
2019-01-01 – 2019-12-3168000000 USD20220222Open filing evidence
2018-01-01 – 2018-12-3136700000 USD20210223Open filing evidence
2017-01-01 – 2017-12-3122300000 USD20200728Open filing evidence
2016-01-01 – 2016-12-3123900000 USD2019-02-25 · 17:02:35.000ZOpen filing evidence

Direct Customers · Mineral Fiber

Major Customers · Statement Business Segments

Source dimensions srt:MajorCustomersAxis=awi:DirectCustomersMember;us-gaap:StatementBusinessSegmentsAxis=awi:MineralFiberMember
PeriodValueUnitFiledEvidence
2026-07-01 – 2026-09-3016300000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2026-01-01 – 2026-09-3047100000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2026-04-01 – 2026-06-3017900000 USD20260728Open filing evidence
2026-01-01 – 2026-06-3030800000 USD20260728Open filing evidence
2026-01-01 – 2026-03-3112900000 USD20260428Open filing evidence
2025-01-01 – 2025-12-3160300000 USD20260224Open filing evidence
2025-07-01 – 2025-09-3015600000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2025-01-01 – 2025-09-3047600000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2025-04-01 – 2025-06-3017900000 USD20260728Open filing evidence
2025-01-01 – 2025-06-3032000000 USD20260728Open filing evidence
2025-01-01 – 2025-03-3114100000 USD20260428Open filing evidence
2024-01-01 – 2024-12-3160500000 USD20260224Open filing evidence
2024-07-01 – 2024-09-3015700000 USD20251028Open filing evidence
2024-01-01 – 2024-09-3045400000 USD20251028Open filing evidence
2024-04-01 – 2024-06-3016600000 USD20250729Open filing evidence
2024-01-01 – 2024-06-3029700000 USD20250729Open filing evidence
2024-01-01 – 2024-03-3113100000 USD20250429Open filing evidence
2023-01-01 – 2023-12-3157100000 USD20260224Open filing evidence
2023-07-01 – 2023-09-3015700000 USD20241029Open filing evidence
2023-01-01 – 2023-09-3045600000 USD20241029Open filing evidence
2023-04-01 – 2023-06-3015200000 USD20240730Open filing evidence
2023-01-01 – 2023-06-3029900000 USD20240730Open filing evidence
2023-01-01 – 2023-03-3114700000 USD20240430Open filing evidence
2022-01-01 – 2022-12-3161000000 USD20250225Open filing evidence
2021-01-01 – 2021-12-3159200000 USD20240220Open filing evidence
2020-01-01 – 2020-12-3154300000 USD20210223Open filing evidence
2019-01-01 – 2019-12-3161200000 USD20210223Open filing evidence
2018-01-01 – 2018-12-3160300000 USD20210223Open filing evidence
2017-01-01 – 2017-12-3162100000 USD20200728Open filing evidence
2016-01-01 – 2016-12-3161900000 USD2019-02-25 · 17:02:35.000ZOpen filing evidence

Distributors · Architectural Specialties

Major Customers · Statement Business Segments

Source dimensions srt:MajorCustomersAxis=awi:DistributorsMember;us-gaap:StatementBusinessSegmentsAxis=awi:ArchitecturalSpecialtiesMember
PeriodValueUnitFiledEvidence
2026-07-01 – 2026-09-3082800000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2026-01-01 – 2026-09-30229800000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2026-04-01 – 2026-06-3080600000 USD20260728Open filing evidence
2026-01-01 – 2026-06-30147000000 USD20260728Open filing evidence
2026-01-01 – 2026-03-3166400000 USD20260428Open filing evidence
2025-01-01 – 2025-12-31254200000 USD20260224Open filing evidence
2025-07-01 – 2025-09-3067300000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2025-01-01 – 2025-09-30191600000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2025-04-01 – 2025-06-3070000000 USD20260728Open filing evidence
2025-01-01 – 2025-06-30124300000 USD20260728Open filing evidence
2025-01-01 – 2025-03-3154300000 USD20260428Open filing evidence
2024-01-01 – 2024-12-31224900000 USD20260224Open filing evidence
2024-07-01 – 2024-09-3059500000 USD20251028Open filing evidence
2024-01-01 – 2024-09-30168800000 USD20251028Open filing evidence
2024-04-01 – 2024-06-3055500000 USD20250729Open filing evidence
2024-01-01 – 2024-06-30109300000 USD20250729Open filing evidence
2024-01-01 – 2024-03-3153800000 USD20250429Open filing evidence
2023-01-01 – 2023-12-31192700000 USD20260224Open filing evidence
2023-07-01 – 2023-09-3057400000 USD20241029Open filing evidence
2023-01-01 – 2023-09-30142500000 USD20241029Open filing evidence
2023-04-01 – 2023-06-3045900000 USD20240730Open filing evidence
2023-01-01 – 2023-06-3085100000 USD20240730Open filing evidence
2023-01-01 – 2023-03-3139200000 USD20240430Open filing evidence
2022-01-01 – 2022-12-31174400000 USD20250225Open filing evidence
2022-07-01 – 2022-09-3044700000 USD20231024Open filing evidence
2022-01-01 – 2022-09-30129400000 USD20231024Open filing evidence
2022-04-01 – 2022-06-3045900000 USD20230725Open filing evidence
2022-01-01 – 2022-06-3084700000 USD20230725Open filing evidence
2022-01-01 – 2022-03-3138800000 USD20230425Open filing evidence
2021-01-01 – 2021-12-31150500000 USD20240220Open filing evidence
2021-07-01 – 2021-09-3041400000 USD20221025Open filing evidence
2021-01-01 – 2021-09-30116000000 USD20221025Open filing evidence
2021-04-01 – 2021-06-3040300000 USD20220726Open filing evidence
2021-01-01 – 2021-06-3074600000 USD20220726Open filing evidence
2021-01-01 – 2021-03-3134300000 USD20220426Open filing evidence
2020-01-01 – 2020-12-31135500000 USD20230221Open filing evidence
2020-07-01 – 2020-09-3036000000 USD20211026Open filing evidence
2020-01-01 – 2020-09-30103900000 USD20211026Open filing evidence
2019-01-01 – 2019-12-31138300000 USD20220222Open filing evidence
2018-01-01 – 2018-12-31129800000 USD20210223Open filing evidence
2017-01-01 – 2017-12-31111500000 USD20200728Open filing evidence
2016-01-01 – 2016-12-3173400000 USD2019-02-25 · 17:02:35.000ZOpen filing evidence

Distributors · Mineral Fiber

Major Customers · Statement Business Segments

Source dimensions srt:MajorCustomersAxis=awi:DistributorsMember;us-gaap:StatementBusinessSegmentsAxis=awi:MineralFiberMember
PeriodValueUnitFiledEvidence
2026-07-01 – 2026-09-30220700000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2026-01-01 – 2026-09-30626900000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2026-04-01 – 2026-06-30217900000 USD20260728Open filing evidence
2026-01-01 – 2026-06-30406200000 USD20260728Open filing evidence
2026-01-01 – 2026-03-31188300000 USD20260428Open filing evidence
2025-01-01 – 2025-12-31768200000 USD20260224Open filing evidence
2025-07-01 – 2025-09-30205000000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2025-01-01 – 2025-09-30585200000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2025-04-01 – 2025-06-30200200000 USD20260728Open filing evidence
2025-01-01 – 2025-06-30380200000 USD20260728Open filing evidence
2025-01-01 – 2025-03-31180000000 USD20260428Open filing evidence
2024-01-01 – 2024-12-31716900000 USD20260224Open filing evidence
2024-07-01 – 2024-09-30188700000 USD20251028Open filing evidence
2024-01-01 – 2024-09-30542900000 USD20251028Open filing evidence
2024-04-01 – 2024-06-30184900000 USD20250729Open filing evidence
2024-01-01 – 2024-06-30354200000 USD20250729Open filing evidence
2024-01-01 – 2024-03-31169300000 USD20250429Open filing evidence
2023-01-01 – 2023-12-31682300000 USD20260224Open filing evidence
2023-07-01 – 2023-09-30182000000 USD20241029Open filing evidence
2023-01-01 – 2023-09-30516400000 USD20241029Open filing evidence
2023-04-01 – 2023-06-30174600000 USD20240730Open filing evidence
2023-01-01 – 2023-06-30334400000 USD20240730Open filing evidence
2023-01-01 – 2023-03-31159800000 USD20240430Open filing evidence
2022-01-01 – 2022-12-31654100000 USD20250225Open filing evidence
2022-07-01 – 2022-09-30173800000 USD20221025Open filing evidence
2022-01-01 – 2022-09-30495000000 USD20221025Open filing evidence
2022-04-01 – 2022-06-30177700000 USD20220726Open filing evidence
2022-01-01 – 2022-03-31143500000 USD20220426Open filing evidence
2021-01-01 – 2021-12-31603900000 USD20240220Open filing evidence
2021-07-01 – 2021-09-30161500000 USD20221025Open filing evidence
2021-01-01 – 2021-09-30453500000 USD20221025Open filing evidence
2021-04-01 – 2021-06-30156700000 USD20220726Open filing evidence
2020-01-01 – 2020-12-31525200000 USD20230221Open filing evidence
2020-07-01 – 2020-09-30138600000 USD20211026Open filing evidence
2019-01-01 – 2019-12-31622900000 USD20220222Open filing evidence
2018-01-01 – 2018-12-31601400000 USD20210223Open filing evidence
2017-01-01 – 2017-12-31563300000 USD20200728Open filing evidence
2016-01-01 – 2016-12-31549000000 USD2019-02-25 · 17:02:35.000ZOpen filing evidence

Home Centers · Mineral Fiber

Major Customers · Statement Business Segments

Source dimensions srt:MajorCustomersAxis=awi:HomeCentersMember;us-gaap:StatementBusinessSegmentsAxis=awi:MineralFiberMember
PeriodValueUnitFiledEvidence
2020-01-01 – 2020-12-3196100000 USD20210223Open filing evidence
2019-01-01 – 2019-12-3185200000 USD20210223Open filing evidence
2018-01-01 – 2018-12-3184000000 USD20210223Open filing evidence
2017-01-01 – 2017-12-3182200000 USD20200728Open filing evidence
2016-01-01 – 2016-12-3178700000 USD2019-02-25 · 17:02:35.000ZOpen filing evidence

Retailers And Other · Architectural Specialties

Major Customers · Statement Business Segments

Source dimensions srt:MajorCustomersAxis=awi:RetailersAndOtherMember;us-gaap:StatementBusinessSegmentsAxis=awi:ArchitecturalSpecialtiesMember
PeriodValueUnitFiledEvidence
2026-07-01 – 2026-09-305900000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2026-01-01 – 2026-09-3018400000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2026-04-01 – 2026-06-306800000 USD20260728Open filing evidence
2026-01-01 – 2026-06-3012500000 USD20260728Open filing evidence
2026-01-01 – 2026-03-315700000 USD20260428Open filing evidence
2025-01-01 – 2025-12-3126000000 USD20260224Open filing evidence
2025-07-01 – 2025-09-307200000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2025-01-01 – 2025-09-3019800000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2025-04-01 – 2025-06-306700000 USD20260728Open filing evidence
2025-01-01 – 2025-06-3012600000 USD20260728Open filing evidence
2025-01-01 – 2025-03-315900000 USD20260428Open filing evidence
2024-01-01 – 2024-12-3120200000 USD20260224Open filing evidence
2024-07-01 – 2024-09-306000000 USD20251028Open filing evidence
2024-01-01 – 2024-09-3014600000 USD20251028Open filing evidence
2024-04-01 – 2024-06-305700000 USD20250729Open filing evidence
2024-01-01 – 2024-06-308600000 USD20250729Open filing evidence
2024-01-01 – 2024-03-312900000 USD20250429Open filing evidence
2023-01-01 – 2023-12-3110400000 USD20260224Open filing evidence
2023-07-01 – 2023-09-303800000 USD20241029Open filing evidence
2023-01-01 – 2023-09-305500000 USD20241029Open filing evidence
2023-04-01 – 2023-06-301100000 USD20240730Open filing evidence
2023-01-01 – 2023-06-301700000 USD20240730Open filing evidence
2023-01-01 – 2023-03-31600000 USD20240430Open filing evidence
2022-01-01 – 2022-12-313300000 USD20250225Open filing evidence
2022-07-01 – 2022-09-301300000 USD20231024Open filing evidence
2022-01-01 – 2022-09-302800000 USD20231024Open filing evidence
2022-04-01 – 2022-06-30300000 USD20230725Open filing evidence
2022-01-01 – 2022-06-301500000 USD20230725Open filing evidence
2022-01-01 – 2022-03-311200000 USD20230425Open filing evidence
2021-01-01 – 2021-12-313000000 USD20240220Open filing evidence
2021-07-01 – 2021-09-30600000 USD20221025Open filing evidence
2021-01-01 – 2021-09-302200000 USD20221025Open filing evidence
2021-04-01 – 2021-06-30800000 USD20220726Open filing evidence
2021-01-01 – 2021-06-301600000 USD20220726Open filing evidence
2021-01-01 – 2021-03-31800000 USD20220426Open filing evidence
2020-01-01 – 2020-12-312100000 USD20230221Open filing evidence
2020-07-01 – 2020-09-300 USD20211026Open filing evidence
2020-01-01 – 2020-09-301600000 USD20211026Open filing evidence
2019-01-01 – 2019-12-315200000 USD20220222Open filing evidence
2018-01-01 – 2018-12-317200000 USD20210223Open filing evidence
2017-01-01 – 2017-12-313400000 USD20200728Open filing evidence
2016-01-01 – 2016-12-313400000 USD2019-02-25 · 17:02:35.000ZOpen filing evidence

Retailers And Other · Mineral Fiber

Major Customers · Statement Business Segments

Source dimensions srt:MajorCustomersAxis=awi:RetailersAndOtherMember;us-gaap:StatementBusinessSegmentsAxis=awi:MineralFiberMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-3126200000 USD20240430Open filing evidence
2023-01-01 – 2023-12-3189500000 USD20240220Open filing evidence
2023-01-01 – 2023-03-3122800000 USD20240430Open filing evidence
2022-01-01 – 2022-12-3173200000 USD20240220Open filing evidence
2021-01-01 – 2021-12-3161000000 USD20240220Open filing evidence
2020-01-01 – 2020-12-3150400000 USD20210223Open filing evidence
2019-01-01 – 2019-12-3157300000 USD20210223Open filing evidence
2018-01-01 – 2018-12-3155900000 USD20210223Open filing evidence
2017-01-01 – 2017-12-3148800000 USD20200728Open filing evidence
2016-01-01 – 2016-12-3147000000 USD2019-02-25 · 17:02:35.000ZOpen filing evidence

CA · Architectural Specialties

Statement Geographical · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=country:CA;us-gaap:StatementBusinessSegmentsAxis=awi:ArchitecturalSpecialtiesMember
PeriodValueUnitFiledEvidence
2018-01-01 – 2018-12-3116200000 USD2019-02-25 · 17:02:35.000ZOpen filing evidence
2017-01-01 – 2017-12-317700000 USD2019-02-25 · 17:02:35.000ZOpen filing evidence
2016-01-01 – 2016-12-315600000 USD2019-02-25 · 17:02:35.000ZOpen filing evidence

CA · Mineral Fiber

Statement Geographical · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=country:CA;us-gaap:StatementBusinessSegmentsAxis=awi:MineralFiberMember
PeriodValueUnitFiledEvidence
2018-01-01 – 2018-12-3162400000 USD2019-02-25 · 17:02:35.000ZOpen filing evidence
2017-01-01 – 2017-12-3156600000 USD2019-02-25 · 17:02:35.000ZOpen filing evidence
2016-01-01 – 2016-12-3155800000 USD2019-02-25 · 17:02:35.000ZOpen filing evidence

US · Architectural Specialties

Statement Geographical · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=country:US;us-gaap:StatementBusinessSegmentsAxis=awi:ArchitecturalSpecialtiesMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-12-31448800000 USD20260224Open filing evidence
2023-01-01 – 2023-12-31349300000 USD20250225Open filing evidence
2022-01-01 – 2022-12-31322100000 USD20250225Open filing evidence
2021-01-01 – 2021-12-31268000000 USD20240220Open filing evidence
2018-01-01 – 2018-12-31157500000 USD2019-02-25 · 17:02:35.000ZOpen filing evidence
2017-01-01 – 2017-12-31129500000 USD2019-02-25 · 17:02:35.000ZOpen filing evidence
2016-01-01 – 2016-12-3195100000 USD2019-02-25 · 17:02:35.000ZOpen filing evidence

US · Mineral Fiber

Statement Geographical · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=country:US;us-gaap:StatementBusinessSegmentsAxis=awi:MineralFiberMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-31854200000 USD20240220Open filing evidence
2022-01-01 – 2022-12-31816300000 USD20240220Open filing evidence
2021-01-01 – 2021-12-31754200000 USD20240220Open filing evidence
2018-01-01 – 2018-12-31739200000 USD2019-02-25 · 17:02:35.000ZOpen filing evidence
2017-01-01 – 2017-12-31699800000 USD2019-02-25 · 17:02:35.000ZOpen filing evidence
2016-01-01 – 2016-12-31680800000 USD2019-02-25 · 17:02:35.000ZOpen filing evidence

CA · Architectural Specialties

Statement Geographical · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=stpr:CA;us-gaap:StatementBusinessSegmentsAxis=awi:ArchitecturalSpecialtiesMember
PeriodValueUnitFiledEvidence
2025-01-01 – 2025-12-3112500000 USD20260224Open filing evidence
2024-01-01 – 2024-12-3110900000 USD20260224Open filing evidence
2023-01-01 – 2023-12-3113500000 USD20260224Open filing evidence
2022-01-01 – 2022-12-3123600000 USD20250225Open filing evidence
2021-01-01 – 2021-12-3120100000 USD20240220Open filing evidence
2020-01-01 – 2020-12-3118100000 USD20230221Open filing evidence
2019-01-01 – 2019-12-3119200000 USD20220222Open filing evidence

CA · Mineral Fiber

Statement Geographical · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=stpr:CA;us-gaap:StatementBusinessSegmentsAxis=awi:MineralFiberMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-12-3176500000 USD20260224Open filing evidence
2023-01-01 – 2023-12-3178200000 USD20260224Open filing evidence
2022-01-01 – 2022-12-3171100000 USD20250225Open filing evidence
2021-01-01 – 2021-12-3164300000 USD20240220Open filing evidence
2020-01-01 – 2020-12-3151900000 USD20230221Open filing evidence

Americas Segment

Statement Business Segments

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:AmericasSegmentMember
PeriodValueUnitFiledEvidence
2016-01-01 – 2016-12-31837300000 USD2017-02-27 · 19:02:54.000ZOpen filing evidence
2015-01-01 – 2015-12-31805100000 USD2017-02-27 · 19:02:54.000ZOpen filing evidence

Architectural Specialties

Statement Business Segments

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:ArchitecturalSpecialtiesMember
PeriodValueUnitFiledEvidence
2026-07-01 – 2026-09-30183700000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2026-01-01 – 2026-09-30520200000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2026-04-01 – 2026-06-30183800000 USD20260728Open filing evidence
2026-01-01 – 2026-06-30336500000 USD20260728Open filing evidence
2026-01-01 – 2026-03-31152700000 USD20260428Open filing evidence
2025-01-01 – 2025-12-31590100000 USD20260224Open filing evidence
2025-07-01 – 2025-09-30151200000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2025-01-01 – 2025-09-30446400000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2025-04-01 – 2025-06-30157600000 USD20260728Open filing evidence
2025-01-01 – 2025-06-30295200000 USD20260728Open filing evidence
2025-01-01 – 2025-03-31137600000 USD20260428Open filing evidence
2024-01-01 – 2024-12-31459700000 USD20260224Open filing evidence
2024-07-01 – 2024-09-30128600000 USD20251028Open filing evidence
2024-01-01 – 2024-09-30330200000 USD20251028Open filing evidence
2024-04-01 – 2024-06-30114900000 USD20250729Open filing evidence
2024-01-01 – 2024-06-30201600000 USD20250729Open filing evidence
2024-01-01 – 2024-03-3186700000 USD20250429Open filing evidence
2023-01-01 – 2023-12-31362800000 USD20260224Open filing evidence
2023-07-01 – 2023-09-3097600000 USD20241029Open filing evidence
2023-01-01 – 2023-09-30270800000 USD20241029Open filing evidence
2023-04-01 – 2023-06-3091400000 USD20240730Open filing evidence
2023-01-01 – 2023-06-30173200000 USD20240730Open filing evidence
2023-01-01 – 2023-03-3181800000 USD20240430Open filing evidence
2022-01-01 – 2022-12-31345700000 USD20250225Open filing evidence
2022-07-01 – 2022-09-3091300000 USD20231024Open filing evidence
2022-01-01 – 2022-09-30257200000 USD20231024Open filing evidence
2022-04-01 – 2022-06-3086500000 USD20230725Open filing evidence
2022-01-01 – 2022-06-30165900000 USD20230725Open filing evidence
2022-01-01 – 2022-03-3179400000 USD20230425Open filing evidence
2021-01-01 – 2021-12-31288100000 USD20240220Open filing evidence
2021-07-01 – 2021-09-3077700000 USD20221025Open filing evidence
2021-01-01 – 2021-09-30212800000 USD20221025Open filing evidence
2021-04-01 – 2021-06-3071900000 USD20220726Open filing evidence
2021-01-01 – 2021-06-30135100000 USD20220726Open filing evidence
2021-01-01 – 2021-03-3163200000 USD20220426Open filing evidence
2020-01-01 – 2020-12-31210900000 USD20230221Open filing evidence
2020-07-01 – 2020-09-3059000000 USD20211026Open filing evidence
2020-01-01 – 2020-09-30155300000 USD20211026Open filing evidence
2020-04-01 – 2020-06-3045300000 USD20210727Open filing evidence
2020-01-01 – 2020-06-3096300000 USD20210727Open filing evidence
2020-01-01 – 2020-03-3151000000 USD20210427Open filing evidence
2019-01-01 – 2019-12-31211500000 USD20220222Open filing evidence
2019-07-01 – 2019-09-3058500000 USD20201027Open filing evidence
2019-01-01 – 2019-09-30161800000 USD20201027Open filing evidence
2019-04-01 – 2019-06-3057900000 USD20200728Open filing evidence
2019-01-01 – 2019-06-30103300000 USD20200728Open filing evidence
2019-01-01 – 2019-03-3145400000 USD20200427Open filing evidence
2018-01-01 – 2018-12-31173700000 USD20210223Open filing evidence
2018-07-01 – 2018-09-3047700000 USD2019-10-28 · 11:02:34.000ZOpen filing evidence
2018-01-01 – 2018-09-30126200000 USD2019-10-28 · 11:02:34.000ZOpen filing evidence
2018-04-01 – 2018-06-3041900000 USD2019-07-29 · 11:03:08.000ZOpen filing evidence
2018-01-01 – 2018-06-3078500000 USD2019-07-29 · 11:03:08.000ZOpen filing evidence
2018-01-01 – 2018-03-3136600000 USD2019-04-29 · 15:13:58.000ZOpen filing evidence
2017-01-01 – 2017-12-31137200000 USD20200728Open filing evidence
2017-07-01 – 2017-09-3034900000 USD2018-10-30 · 15:02:18.000ZOpen filing evidence
2017-01-01 – 2017-09-30100400000 USD2018-10-30 · 15:02:18.000ZOpen filing evidence
2017-04-01 – 2017-06-3035500000 USD2018-07-31 · 15:32:01.000ZOpen filing evidence
2017-01-01 – 2017-06-3065500000 USD2018-07-31 · 15:32:01.000ZOpen filing evidence
2017-01-01 – 2017-03-3130000000 USD2018-04-30 · 15:31:43.000ZOpen filing evidence
2016-01-01 – 2016-12-31100700000 USD2019-02-25 · 17:02:35.000ZOpen filing evidence
2015-01-01 – 2015-12-3181400000 USD2018-02-26 · 18:17:40.000ZOpen filing evidence

Architectural Specialties · Direct Customers

Statement Business Segments · Major Customers

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:ArchitecturalSpecialtiesMember;srt:MajorCustomersAxis=awi:DirectCustomersMember
PeriodValueUnitFiledEvidence
2021-04-01 – 2021-06-3030800000 USD20210727Open filing evidence
2021-01-01 – 2021-06-3058900000 USD20210727Open filing evidence
2021-01-01 – 2021-03-3128100000 USD20210427Open filing evidence
2020-07-01 – 2020-09-3023000000 USD20201027Open filing evidence
2020-01-01 – 2020-09-3049800000 USD20201027Open filing evidence
2020-04-01 – 2020-06-3012400000 USD20210727Open filing evidence
2020-01-01 – 2020-06-3026800000 USD20210727Open filing evidence
2020-01-01 – 2020-03-3114400000 USD20210427Open filing evidence
2019-07-01 – 2019-09-3016700000 USD20201027Open filing evidence
2019-01-01 – 2019-09-3048800000 USD20201027Open filing evidence
2019-04-01 – 2019-06-3019000000 USD20200728Open filing evidence
2019-01-01 – 2019-06-3032100000 USD20200728Open filing evidence
2019-01-01 – 2019-03-3113100000 USD20200427Open filing evidence
2018-07-01 – 2018-09-3010800000 USD2019-10-28 · 11:02:34.000ZOpen filing evidence
2018-01-01 – 2018-09-3026200000 USD2019-10-28 · 11:02:34.000ZOpen filing evidence
2018-04-01 – 2018-06-307500000 USD2019-07-29 · 11:03:08.000ZOpen filing evidence
2018-01-01 – 2018-06-3015400000 USD2019-07-29 · 11:03:08.000ZOpen filing evidence
2018-01-01 – 2018-03-317900000 USD2019-04-29 · 15:13:58.000ZOpen filing evidence
2017-07-01 – 2017-09-305800000 USD2018-10-30 · 15:02:18.000ZOpen filing evidence
2017-01-01 – 2017-09-3017900000 USD2018-10-30 · 15:02:18.000ZOpen filing evidence
2017-04-01 – 2017-06-306500000 USD2018-07-31 · 15:32:01.000ZOpen filing evidence
2017-01-01 – 2017-06-3012100000 USD2018-07-31 · 15:32:01.000ZOpen filing evidence

Architectural Specialties · Distributors

Statement Business Segments · Major Customers

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:ArchitecturalSpecialtiesMember;srt:MajorCustomersAxis=awi:DistributorsMember
PeriodValueUnitFiledEvidence
2021-04-01 – 2021-06-3040300000 USD20210727Open filing evidence
2021-01-01 – 2021-06-3074600000 USD20210727Open filing evidence
2021-01-01 – 2021-03-3134300000 USD20210427Open filing evidence
2020-07-01 – 2020-09-3036000000 USD20201027Open filing evidence
2020-01-01 – 2020-09-30103900000 USD20201027Open filing evidence
2020-04-01 – 2020-06-3032000000 USD20210727Open filing evidence
2020-01-01 – 2020-06-3067900000 USD20210727Open filing evidence
2020-01-01 – 2020-03-3135900000 USD20210427Open filing evidence
2019-07-01 – 2019-09-3039700000 USD20201027Open filing evidence
2019-01-01 – 2019-09-30108500000 USD20201027Open filing evidence
2019-04-01 – 2019-06-3037300000 USD20200728Open filing evidence
2019-01-01 – 2019-06-3068800000 USD20200728Open filing evidence
2019-01-01 – 2019-03-3131500000 USD20200427Open filing evidence
2018-07-01 – 2018-09-3034300000 USD2019-10-28 · 11:02:34.000ZOpen filing evidence
2018-01-01 – 2018-09-3096100000 USD2019-10-28 · 11:02:34.000ZOpen filing evidence
2018-04-01 – 2018-06-3033400000 USD2019-07-29 · 11:03:08.000ZOpen filing evidence
2018-01-01 – 2018-06-3061800000 USD2019-07-29 · 11:03:08.000ZOpen filing evidence
2018-01-01 – 2018-03-3128400000 USD2019-04-29 · 15:13:58.000ZOpen filing evidence
2017-07-01 – 2017-09-3028500000 USD2018-10-30 · 15:02:18.000ZOpen filing evidence
2017-01-01 – 2017-09-3079900000 USD2018-10-30 · 15:02:18.000ZOpen filing evidence
2017-04-01 – 2017-06-3028000000 USD2018-07-31 · 15:32:01.000ZOpen filing evidence
2017-01-01 – 2017-06-3051400000 USD2018-07-31 · 15:32:01.000ZOpen filing evidence

Architectural Specialties · Retailers And Other

Statement Business Segments · Major Customers

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:ArchitecturalSpecialtiesMember;srt:MajorCustomersAxis=awi:RetailersAndOtherMember
PeriodValueUnitFiledEvidence
2021-04-01 – 2021-06-30800000 USD20210727Open filing evidence
2021-01-01 – 2021-06-301600000 USD20210727Open filing evidence
2021-01-01 – 2021-03-31800000 USD20210427Open filing evidence
2020-01-01 – 2020-09-301600000 USD20201027Open filing evidence
2020-04-01 – 2020-06-30900000 USD20210727Open filing evidence
2020-01-01 – 2020-06-301600000 USD20210727Open filing evidence
2020-01-01 – 2020-03-31700000 USD20210427Open filing evidence
2019-07-01 – 2019-09-302100000 USD20201027Open filing evidence
2019-01-01 – 2019-09-304500000 USD20201027Open filing evidence
2019-04-01 – 2019-06-301600000 USD20200728Open filing evidence
2019-01-01 – 2019-06-302400000 USD20200728Open filing evidence
2019-01-01 – 2019-03-31800000 USD20200427Open filing evidence
2018-07-01 – 2018-09-302600000 USD2019-10-28 · 11:02:34.000ZOpen filing evidence
2018-01-01 – 2018-09-303900000 USD2019-10-28 · 11:02:34.000ZOpen filing evidence
2018-04-01 – 2018-06-301000000 USD2019-07-29 · 11:03:08.000ZOpen filing evidence
2018-01-01 – 2018-06-301300000 USD2019-07-29 · 11:03:08.000ZOpen filing evidence
2018-01-01 – 2018-03-31300000 USD2019-04-29 · 15:13:58.000ZOpen filing evidence
2017-07-01 – 2017-09-30600000 USD2018-10-30 · 15:02:18.000ZOpen filing evidence
2017-01-01 – 2017-09-302600000 USD2018-10-30 · 15:02:18.000ZOpen filing evidence
2017-04-01 – 2017-06-301000000 USD2018-07-31 · 15:32:01.000ZOpen filing evidence
2017-01-01 – 2017-06-302000000 USD2018-07-31 · 15:32:01.000ZOpen filing evidence

Architectural Specialties · United States And Latin America

Statement Business Segments · Statement Geographical

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:ArchitecturalSpecialtiesMember;srt:StatementGeographicalAxis=awi:UnitedStatesAndLatinAmericaMember
PeriodValueUnitFiledEvidence
2019-01-01 – 2019-12-31192300000 USD20200728Open filing evidence
2018-01-01 – 2018-12-31157500000 USD20200728Open filing evidence
2017-01-01 – 2017-12-31129500000 USD20200728Open filing evidence

Architectural Specialties · US

Statement Business Segments · Statement Geographical

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:ArchitecturalSpecialtiesMember;srt:StatementGeographicalAxis=country:US
PeriodValueUnitFiledEvidence
2025-01-01 – 2025-12-31577600000 USD20260224Open filing evidence
2024-01-01 – 2024-12-31448800000 USD20250225Open filing evidence
2023-01-01 – 2023-12-31349300000 USD20260224Open filing evidence
2022-01-01 – 2022-12-31322100000 USD20230221Open filing evidence
2021-01-01 – 2021-12-31268000000 USD20230221Open filing evidence
2020-01-01 – 2020-12-31192800000 USD20230221Open filing evidence
2019-01-01 – 2019-12-31192300000 USD20220222Open filing evidence
2018-01-01 – 2018-12-31157500000 USD20210223Open filing evidence

Architectural Specialties · CA

Statement Business Segments · Statement Geographical

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:ArchitecturalSpecialtiesMember;srt:StatementGeographicalAxis=stpr:CA
PeriodValueUnitFiledEvidence
2020-01-01 – 2020-12-3118100000 USD20210223Open filing evidence
2019-01-01 – 2019-12-3119200000 USD20210223Open filing evidence
2018-01-01 – 2018-12-3116200000 USD20210223Open filing evidence
2017-01-01 – 2017-12-317700000 USD20200728Open filing evidence

Architectural Specialties · Direct Customers

Statement Business Segments · Major Customers

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:ArchitecturalSpecialtiesMember;us-gaap:MajorCustomersAxis=awi:DirectCustomersMember
PeriodValueUnitFiledEvidence
2018-01-01 – 2018-03-317900000 USD2018-04-30 · 15:31:43.000ZOpen filing evidence
2017-01-01 – 2017-03-315600000 USD2018-04-30 · 15:31:43.000ZOpen filing evidence

Architectural Specialties · Distributors

Statement Business Segments · Major Customers

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:ArchitecturalSpecialtiesMember;us-gaap:MajorCustomersAxis=awi:DistributorsMember
PeriodValueUnitFiledEvidence
2018-01-01 – 2018-03-3128400000 USD2018-04-30 · 15:31:43.000ZOpen filing evidence
2017-01-01 – 2017-03-3123400000 USD2018-04-30 · 15:31:43.000ZOpen filing evidence

Architectural Specialties · Retailers Or Other

Statement Business Segments · Major Customers

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:ArchitecturalSpecialtiesMember;us-gaap:MajorCustomersAxis=awi:RetailersOrOtherMember
PeriodValueUnitFiledEvidence
2018-01-01 – 2018-03-31300000 USD2018-04-30 · 15:31:43.000ZOpen filing evidence
2017-01-01 – 2017-03-311000000 USD2018-04-30 · 15:31:43.000ZOpen filing evidence

Building Products

Statement Business Segments

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:BuildingProductsMember
PeriodValueUnitFiledEvidence
2016-01-01 – 2016-03-31287400000 Unit120160509Open filing evidence
2015-01-01 – 2015-12-311231300000 Unit1220160222Open filing evidence

Europe Middle East Africa

Statement Business Segments

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

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:EuropeMiddleEastAfricaMember
PeriodValueUnitFiledEvidence
2016-01-01 – 2016-12-31263100000 USD2017-02-27 · 19:02:54.000ZOpen filing evidence
2015-01-01 – 2015-12-31287900000 Unit1220160222Open filing evidence
2015-01-01 – 2015-12-31289900000 USD2017-02-27 · 19:02:54.000ZOpen filing evidence

Europe Middle East Africa · Other Countries

Statement Business Segments · Statement Geographical

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:EuropeMiddleEastAfricaMember;us-gaap:StatementGeographicalAxis=awi:OtherCountriesMember
PeriodValueUnitFiledEvidence
2015-01-01 – 2015-12-31109800000 Unit1220160222Open filing evidence

Europe Middle East Africa · FR

Statement Business Segments · Statement Geographical

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:EuropeMiddleEastAfricaMember;us-gaap:StatementGeographicalAxis=country:FR
PeriodValueUnitFiledEvidence
2015-01-01 – 2015-12-3143600000 Unit1220160222Open filing evidence

Europe Middle East Africa · GB

Statement Business Segments · Statement Geographical

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:EuropeMiddleEastAfricaMember;us-gaap:StatementGeographicalAxis=country:GB
PeriodValueUnitFiledEvidence
2015-01-01 – 2015-12-3185800000 Unit1220160222Open filing evidence

Mineral Fiber

Statement Business Segments

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:MineralFiberMember
PeriodValueUnitFiledEvidence
2026-07-01 – 2026-09-30292100000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2026-01-01 – 2026-09-30837500000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2026-04-01 – 2026-06-30288200000 USD20260728Open filing evidence
2026-01-01 – 2026-06-30545400000 USD20260728Open filing evidence
2026-01-01 – 2026-03-31257200000 USD20260428Open filing evidence
2025-01-01 – 2025-12-311030700000 USD20260224Open filing evidence
2025-07-01 – 2025-09-30274000000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2025-01-01 – 2025-09-30786100000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2025-04-01 – 2025-06-30267000000 USD20260728Open filing evidence
2025-01-01 – 2025-06-30512100000 USD20260728Open filing evidence
2025-01-01 – 2025-03-31245100000 USD20260428Open filing evidence
2024-01-01 – 2024-12-31986000000 USD20260224Open filing evidence
2024-07-01 – 2024-09-30258000000 USD20251028Open filing evidence
2024-01-01 – 2024-09-30747800000 USD20251028Open filing evidence
2024-04-01 – 2024-06-30250200000 USD20250729Open filing evidence
2024-01-01 – 2024-06-30489800000 USD20250729Open filing evidence
2024-01-01 – 2024-03-31239600000 USD20250429Open filing evidence
2023-01-01 – 2023-12-31932400000 USD20260224Open filing evidence
2023-07-01 – 2023-09-30249700000 USD20241029Open filing evidence
2023-01-01 – 2023-09-30712100000 USD20241029Open filing evidence
2023-04-01 – 2023-06-30234000000 USD20240730Open filing evidence
2023-01-01 – 2023-06-30462400000 USD20240730Open filing evidence
2023-01-01 – 2023-03-31228400000 USD20240430Open filing evidence
2022-01-01 – 2022-12-31887400000 USD20250225Open filing evidence
2022-07-01 – 2022-09-30233700000 USD20231024Open filing evidence
2022-01-01 – 2022-09-30671400000 USD20231024Open filing evidence
2022-04-01 – 2022-06-30234500000 USD20230725Open filing evidence
2022-01-01 – 2022-06-30437700000 USD20230725Open filing evidence
2022-01-01 – 2022-03-31203200000 USD20230425Open filing evidence
2021-01-01 – 2021-12-31818500000 USD20240220Open filing evidence
2021-07-01 – 2021-09-30214500000 USD20221025Open filing evidence
2021-01-01 – 2021-09-30611300000 USD20221025Open filing evidence
2021-04-01 – 2021-06-30208100000 USD20220726Open filing evidence
2021-01-01 – 2021-06-30396800000 USD20220726Open filing evidence
2021-01-01 – 2021-03-31188700000 USD20220426Open filing evidence
2020-01-01 – 2020-12-31726000000 USD20230221Open filing evidence
2020-07-01 – 2020-09-30187300000 USD20211026Open filing evidence
2020-01-01 – 2020-09-30542900000 USD20211026Open filing evidence
2020-04-01 – 2020-06-30157900000 USD20210727Open filing evidence
2020-01-01 – 2020-06-30355600000 USD20210727Open filing evidence
2020-01-01 – 2020-03-31197700000 USD20210427Open filing evidence
2019-01-01 – 2019-12-31826600000 USD20220222Open filing evidence
2019-07-01 – 2019-09-30218600000 USD20201027Open filing evidence
2019-01-01 – 2019-09-30629400000 USD20201027Open filing evidence
2019-04-01 – 2019-06-30214100000 USD20200728Open filing evidence
2019-01-01 – 2019-06-30410800000 USD20200728Open filing evidence
2019-01-01 – 2019-03-31196700000 USD20200427Open filing evidence
2018-01-01 – 2018-12-31801600000 USD20210223Open filing evidence
2018-07-01 – 2018-09-30212800000 USD2019-10-28 · 11:02:34.000ZOpen filing evidence
2018-01-01 – 2018-09-30610200000 USD2019-10-28 · 11:02:34.000ZOpen filing evidence
2018-04-01 – 2018-06-30206700000 USD2019-07-29 · 11:03:08.000ZOpen filing evidence
2018-01-01 – 2018-06-30397400000 USD2019-07-29 · 11:03:08.000ZOpen filing evidence
2018-01-01 – 2018-03-31190700000 USD2019-04-29 · 15:13:58.000ZOpen filing evidence
2017-01-01 – 2017-12-31756400000 USD20200728Open filing evidence
2017-07-01 – 2017-09-30199000000 USD2018-10-30 · 15:02:18.000ZOpen filing evidence
2017-01-01 – 2017-09-30578900000 USD2018-10-30 · 15:02:18.000ZOpen filing evidence
2017-04-01 – 2017-06-30190100000 USD2018-07-31 · 15:32:01.000ZOpen filing evidence
2017-01-01 – 2017-06-30379900000 USD2018-07-31 · 15:32:01.000ZOpen filing evidence
2017-01-01 – 2017-03-31189800000 USD2018-04-30 · 15:31:43.000ZOpen filing evidence
2016-01-01 – 2016-12-31736600000 USD2019-02-25 · 17:02:35.000ZOpen filing evidence

Mineral Fiber · Operating Segments

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:MineralFiberMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2026-01-01 – 2026-03-31257200000 USD20260428Open filing evidence
2025-01-01 – 2025-12-311030700000 USD20260224Open filing evidence
2025-01-01 – 2025-09-30786100000 USD20251028Open filing evidence
2025-01-01 – 2025-06-30512100000 USD20260728Open filing evidence
2025-01-01 – 2025-03-31245100000 USD20260428Open filing evidence
2024-07-01 – 2024-09-30258000000 USD20251028Open filing evidence
2024-04-01 – 2024-06-30250200000 USD20250729Open filing evidence
2024-01-01 – 2024-06-30489800000 USD20250729Open filing evidence

Mineral Fiber · Direct Customers

Statement Business Segments · Major Customers

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:MineralFiberMember;srt:MajorCustomersAxis=awi:DirectCustomersMember
PeriodValueUnitFiledEvidence
2023-07-01 – 2023-09-3015700000 USD20231024Open filing evidence
2023-01-01 – 2023-09-3045600000 USD20231024Open filing evidence
2023-04-01 – 2023-06-3015200000 USD20230725Open filing evidence
2023-01-01 – 2023-06-3029900000 USD20230725Open filing evidence
2023-01-01 – 2023-03-3114700000 USD20230425Open filing evidence
2022-01-01 – 2022-12-3161000000 USD20230221Open filing evidence
2022-07-01 – 2022-09-3016100000 USD20231024Open filing evidence
2022-01-01 – 2022-09-3046600000 USD20231024Open filing evidence
2022-04-01 – 2022-06-3016300000 USD20230725Open filing evidence
2022-01-01 – 2022-06-3030600000 USD20230725Open filing evidence
2022-01-01 – 2022-03-3114300000 USD20230425Open filing evidence
2021-01-01 – 2021-12-3159200000 USD20230221Open filing evidence
2021-07-01 – 2021-09-3016300000 USD20221025Open filing evidence
2021-01-01 – 2021-09-3044300000 USD20221025Open filing evidence
2021-04-01 – 2021-06-3015200000 USD20220726Open filing evidence
2021-01-01 – 2021-06-3028000000 USD20220726Open filing evidence
2021-01-01 – 2021-03-3112800000 USD20220426Open filing evidence
2020-01-01 – 2020-12-3154300000 USD20230221Open filing evidence
2020-07-01 – 2020-09-3013800000 USD20211026Open filing evidence
2020-01-01 – 2020-09-3041900000 USD20211026Open filing evidence
2020-04-01 – 2020-06-3014200000 USD20210727Open filing evidence
2020-01-01 – 2020-06-3028100000 USD20210727Open filing evidence
2020-01-01 – 2020-03-3113900000 USD20210427Open filing evidence
2019-01-01 – 2019-12-3161200000 USD20220222Open filing evidence
2019-07-01 – 2019-09-3015800000 USD20201027Open filing evidence
2019-01-01 – 2019-09-3047400000 USD20201027Open filing evidence
2019-04-01 – 2019-06-3017500000 USD20200728Open filing evidence
2019-01-01 – 2019-06-3031600000 USD20200728Open filing evidence
2019-01-01 – 2019-03-3114100000 USD20200427Open filing evidence
2018-07-01 – 2018-09-3015500000 USD2019-10-28 · 11:02:34.000ZOpen filing evidence
2018-01-01 – 2018-09-3046000000 USD2019-10-28 · 11:02:34.000ZOpen filing evidence
2018-04-01 – 2018-06-3016800000 USD2019-07-29 · 11:03:08.000ZOpen filing evidence
2018-01-01 – 2018-06-3030500000 USD2019-07-29 · 11:03:08.000ZOpen filing evidence
2018-01-01 – 2018-03-3113700000 USD2019-04-29 · 15:13:58.000ZOpen filing evidence
2017-07-01 – 2017-09-3015900000 USD2018-10-30 · 15:02:18.000ZOpen filing evidence
2017-01-01 – 2017-09-3047600000 USD2018-10-30 · 15:02:18.000ZOpen filing evidence
2017-04-01 – 2017-06-3016800000 USD2018-07-31 · 15:32:01.000ZOpen filing evidence
2017-01-01 – 2017-06-3031700000 USD2018-07-31 · 15:32:01.000ZOpen filing evidence

Mineral Fiber · Distributors

Statement Business Segments · Major Customers

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:MineralFiberMember;srt:MajorCustomersAxis=awi:DistributorsMember
PeriodValueUnitFiledEvidence
2022-07-01 – 2022-09-30173800000 USD20231024Open filing evidence
2022-01-01 – 2022-09-30495000000 USD20231024Open filing evidence
2022-04-01 – 2022-06-30177700000 USD20230725Open filing evidence
2022-01-01 – 2022-06-30321200000 USD20230725Open filing evidence
2022-01-01 – 2022-03-31143500000 USD20230425Open filing evidence
2021-07-01 – 2021-09-30161500000 USD20211026Open filing evidence
2021-01-01 – 2021-09-30453500000 USD20211026Open filing evidence
2021-04-01 – 2021-06-30156700000 USD20210727Open filing evidence
2021-01-01 – 2021-06-30292000000 USD20220726Open filing evidence
2021-01-01 – 2021-03-31135300000 USD20220426Open filing evidence
2020-07-01 – 2020-09-30138600000 USD20201027Open filing evidence
2020-01-01 – 2020-09-30395100000 USD20211026Open filing evidence
2020-04-01 – 2020-06-30114600000 USD20210727Open filing evidence
2020-01-01 – 2020-06-30256500000 USD20210727Open filing evidence
2020-01-01 – 2020-03-31141900000 USD20210427Open filing evidence
2019-07-01 – 2019-09-30168000000 USD20201027Open filing evidence
2019-01-01 – 2019-09-30474000000 USD20201027Open filing evidence
2019-04-01 – 2019-06-30161400000 USD20200728Open filing evidence
2019-01-01 – 2019-06-30306000000 USD20200728Open filing evidence
2019-01-01 – 2019-03-31144600000 USD20200427Open filing evidence
2018-07-01 – 2018-09-30164800000 USD2019-10-28 · 11:02:34.000ZOpen filing evidence
2018-01-01 – 2018-09-30459200000 USD2019-10-28 · 11:02:34.000ZOpen filing evidence
2018-04-01 – 2018-06-30156700000 USD2019-07-29 · 11:03:08.000ZOpen filing evidence
2018-01-01 – 2018-06-30294400000 USD2019-07-29 · 11:03:08.000ZOpen filing evidence
2018-01-01 – 2018-03-31137700000 USD2019-04-29 · 15:13:58.000ZOpen filing evidence
2017-07-01 – 2017-09-30152200000 USD2018-10-30 · 15:02:18.000ZOpen filing evidence
2017-01-01 – 2017-09-30430000000 USD2018-10-30 · 15:02:18.000ZOpen filing evidence
2017-04-01 – 2017-06-30141600000 USD2018-07-31 · 15:32:01.000ZOpen filing evidence
2017-01-01 – 2017-06-30277800000 USD2018-07-31 · 15:32:01.000ZOpen filing evidence

Mineral Fiber · Home Centers

Statement Business Segments · Major Customers

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:MineralFiberMember;srt:MajorCustomersAxis=awi:HomeCentersMember
PeriodValueUnitFiledEvidence
2026-07-01 – 2026-09-3029200000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2026-01-01 – 2026-09-3086700000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2026-04-01 – 2026-06-3027300000 USD20260728Open filing evidence
2026-01-01 – 2026-06-3057500000 USD20260728Open filing evidence
2026-01-01 – 2026-03-3130200000 USD20260428Open filing evidence
2025-01-01 – 2025-12-31105800000 USD20260224Open filing evidence
2025-07-01 – 2025-09-3026600000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2025-01-01 – 2025-09-3078600000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2025-04-01 – 2025-06-3025000000 USD20260728Open filing evidence
2025-01-01 – 2025-06-3052000000 USD20260728Open filing evidence
2025-01-01 – 2025-03-3127000000 USD20260428Open filing evidence
2024-01-01 – 2024-12-31107000000 USD20260224Open filing evidence
2024-07-01 – 2024-09-3026700000 USD20251028Open filing evidence
2024-01-01 – 2024-09-3082200000 USD20251028Open filing evidence
2024-04-01 – 2024-06-3024500000 USD20250729Open filing evidence
2024-01-01 – 2024-06-3055500000 USD20250729Open filing evidence
2024-01-01 – 2024-03-3131000000 USD20250429Open filing evidence
2023-01-01 – 2023-12-31103500000 USD20260224Open filing evidence
2023-07-01 – 2023-09-3025500000 USD20241029Open filing evidence
2023-01-01 – 2023-09-3080000000 USD20241029Open filing evidence
2023-04-01 – 2023-06-3023400000 USD20240730Open filing evidence
2023-01-01 – 2023-06-3054500000 USD20240730Open filing evidence
2023-01-01 – 2023-03-3131100000 USD20240430Open filing evidence
2022-01-01 – 2022-12-3199100000 USD20250225Open filing evidence
2022-07-01 – 2022-09-3024000000 USD20231024Open filing evidence
2022-01-01 – 2022-09-3075600000 USD20231024Open filing evidence
2022-04-01 – 2022-06-3023500000 USD20230725Open filing evidence
2022-01-01 – 2022-06-3051600000 USD20230725Open filing evidence
2022-01-01 – 2022-03-3128100000 USD20230425Open filing evidence
2021-01-01 – 2021-12-3194400000 USD20240220Open filing evidence
2021-07-01 – 2021-09-3020200000 USD20221025Open filing evidence
2021-01-01 – 2021-09-3068400000 USD20221025Open filing evidence
2021-04-01 – 2021-06-3021400000 USD20220726Open filing evidence
2021-01-01 – 2021-06-3048200000 USD20220726Open filing evidence
2021-01-01 – 2021-03-3126800000 USD20220426Open filing evidence
2020-01-01 – 2020-12-3196100000 USD20230221Open filing evidence
2020-07-01 – 2020-09-3022500000 USD20211026Open filing evidence
2020-01-01 – 2020-09-3067600000 USD20211026Open filing evidence
2020-04-01 – 2020-06-3019400000 USD20210727Open filing evidence
2020-01-01 – 2020-06-3045100000 USD20210727Open filing evidence
2020-01-01 – 2020-03-3125700000 USD20210427Open filing evidence
2019-01-01 – 2019-12-3185200000 USD20220222Open filing evidence
2019-07-01 – 2019-09-3020000000 USD20201027Open filing evidence
2019-01-01 – 2019-09-3064300000 USD20201027Open filing evidence
2019-04-01 – 2019-06-3021200000 USD20200728Open filing evidence
2019-01-01 – 2019-06-3044300000 USD20200728Open filing evidence
2019-01-01 – 2019-03-3123100000 USD20200427Open filing evidence
2018-07-01 – 2018-09-3018100000 USD2019-10-28 · 11:02:34.000ZOpen filing evidence
2018-01-01 – 2018-09-3062600000 USD2019-10-28 · 11:02:34.000ZOpen filing evidence
2018-04-01 – 2018-06-3020500000 USD2019-07-29 · 11:03:08.000ZOpen filing evidence
2018-01-01 – 2018-06-3044500000 USD2019-07-29 · 11:03:08.000ZOpen filing evidence
2018-01-01 – 2018-03-3124000000 USD2019-04-29 · 15:13:58.000ZOpen filing evidence
2017-07-01 – 2017-09-3018700000 USD2018-10-30 · 15:02:18.000ZOpen filing evidence
2017-01-01 – 2017-09-3063100000 USD2018-10-30 · 15:02:18.000ZOpen filing evidence
2017-04-01 – 2017-06-3018700000 USD2018-07-31 · 15:32:01.000ZOpen filing evidence
2017-01-01 – 2017-06-3044400000 USD2018-07-31 · 15:32:01.000ZOpen filing evidence

Mineral Fiber · Retailers And Other

Statement Business Segments · Major Customers

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:MineralFiberMember;srt:MajorCustomersAxis=awi:RetailersAndOtherMember
PeriodValueUnitFiledEvidence
2026-07-01 – 2026-09-3025900000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2026-01-01 – 2026-09-3076800000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2026-04-01 – 2026-06-3025100000 USD20260728Open filing evidence
2026-01-01 – 2026-06-3050900000 USD20260728Open filing evidence
2026-01-01 – 2026-03-3125800000 USD20260428Open filing evidence
2025-01-01 – 2025-12-3196400000 USD20260224Open filing evidence
2025-07-01 – 2025-09-3026800000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2025-01-01 – 2025-09-3074700000 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2025-04-01 – 2025-06-3023900000 USD20260728Open filing evidence
2025-01-01 – 2025-06-3047900000 USD20260728Open filing evidence
2025-01-01 – 2025-03-3124000000 USD20260428Open filing evidence
2024-01-01 – 2024-12-31101600000 USD20260224Open filing evidence
2024-07-01 – 2024-09-3026900000 USD20251028Open filing evidence
2024-01-01 – 2024-09-3077300000 USD20251028Open filing evidence
2024-04-01 – 2024-06-3024200000 USD20250729Open filing evidence
2024-01-01 – 2024-06-3050400000 USD20250729Open filing evidence
2024-01-01 – 2024-03-3126200000 USD20250429Open filing evidence
2023-01-01 – 2023-12-3189500000 USD20260224Open filing evidence
2023-07-01 – 2023-09-3026500000 USD20241029Open filing evidence
2023-01-01 – 2023-09-3070100000 USD20241029Open filing evidence
2023-04-01 – 2023-06-3020800000 USD20240730Open filing evidence
2023-01-01 – 2023-06-3043600000 USD20240730Open filing evidence
2023-01-01 – 2023-03-3122800000 USD20230425Open filing evidence
2022-01-01 – 2022-12-3173200000 USD20250225Open filing evidence
2022-07-01 – 2022-09-3019800000 USD20231024Open filing evidence
2022-01-01 – 2022-09-3054200000 USD20231024Open filing evidence
2022-04-01 – 2022-06-3017000000 USD20230725Open filing evidence
2022-01-01 – 2022-06-3034300000 USD20230725Open filing evidence
2022-01-01 – 2022-03-3117300000 USD20230425Open filing evidence
2021-01-01 – 2021-12-3161000000 USD20230221Open filing evidence
2021-07-01 – 2021-09-3016500000 USD20221025Open filing evidence
2021-01-01 – 2021-09-3045100000 USD20221025Open filing evidence
2021-04-01 – 2021-06-3014800000 USD20220726Open filing evidence
2021-01-01 – 2021-06-3028600000 USD20220726Open filing evidence
2021-01-01 – 2021-03-3113800000 USD20220426Open filing evidence
2020-01-01 – 2020-12-3150400000 USD20230221Open filing evidence
2020-07-01 – 2020-09-3012400000 USD20211026Open filing evidence
2020-01-01 – 2020-09-3038300000 USD20211026Open filing evidence
2020-04-01 – 2020-06-309700000 USD20210727Open filing evidence
2020-01-01 – 2020-06-3025900000 USD20210727Open filing evidence
2020-01-01 – 2020-03-3116200000 USD20210427Open filing evidence
2019-01-01 – 2019-12-3157300000 USD20220222Open filing evidence
2019-07-01 – 2019-09-3014800000 USD20201027Open filing evidence
2019-01-01 – 2019-09-3043700000 USD20201027Open filing evidence
2019-04-01 – 2019-06-3014000000 USD20200728Open filing evidence
2019-01-01 – 2019-06-3028900000 USD20200728Open filing evidence
2019-01-01 – 2019-03-3114900000 USD20200427Open filing evidence
2018-07-01 – 2018-09-3014400000 USD2019-10-28 · 11:02:34.000ZOpen filing evidence
2018-01-01 – 2018-09-3042400000 USD2019-10-28 · 11:02:34.000ZOpen filing evidence
2018-04-01 – 2018-06-3012700000 USD2019-07-29 · 11:03:08.000ZOpen filing evidence
2018-01-01 – 2018-06-3028000000 USD2019-07-29 · 11:03:08.000ZOpen filing evidence
2018-01-01 – 2018-03-3115300000 USD2019-04-29 · 15:13:58.000ZOpen filing evidence
2017-07-01 – 2017-09-3012200000 USD2018-10-30 · 15:02:18.000ZOpen filing evidence
2017-01-01 – 2017-09-3038200000 USD2018-10-30 · 15:02:18.000ZOpen filing evidence
2017-04-01 – 2017-06-3013000000 USD2018-07-31 · 15:32:01.000ZOpen filing evidence
2017-01-01 – 2017-06-3026000000 USD2018-07-31 · 15:32:01.000ZOpen filing evidence

Mineral Fiber · United States And Latin America

Statement Business Segments · Statement Geographical

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:MineralFiberMember;srt:StatementGeographicalAxis=awi:UnitedStatesAndLatinAmericaMember
PeriodValueUnitFiledEvidence
2019-01-01 – 2019-12-31769000000 USD20200728Open filing evidence
2018-01-01 – 2018-12-31739200000 USD20200728Open filing evidence
2017-01-01 – 2017-12-31699800000 USD20200728Open filing evidence

Mineral Fiber · US

Statement Business Segments · Statement Geographical

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:MineralFiberMember;srt:StatementGeographicalAxis=country:US
PeriodValueUnitFiledEvidence
2025-01-01 – 2025-12-31954000000 USD20260224Open filing evidence
2024-01-01 – 2024-12-31909500000 USD20260224Open filing evidence
2023-01-01 – 2023-12-31854200000 USD20260224Open filing evidence
2022-01-01 – 2022-12-31816300000 USD20250225Open filing evidence
2021-01-01 – 2021-12-31754200000 USD20230221Open filing evidence
2020-01-01 – 2020-12-31674100000 USD20230221Open filing evidence
2019-01-01 – 2019-12-31769000000 USD20220222Open filing evidence
2018-01-01 – 2018-12-31739200000 USD20210223Open filing evidence

Mineral Fiber · CA

Statement Business Segments · Statement Geographical

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:MineralFiberMember;srt:StatementGeographicalAxis=stpr:CA
PeriodValueUnitFiledEvidence
2025-01-01 – 2025-12-3176700000 USD20260224Open filing evidence
2023-01-01 – 2023-12-3178200000 USD20250225Open filing evidence
2020-01-01 – 2020-12-3151900000 USD20220222Open filing evidence
2019-01-01 – 2019-12-3157600000 USD20220222Open filing evidence
2018-01-01 – 2018-12-3162400000 USD20210223Open filing evidence
2017-01-01 – 2017-12-3156600000 USD20200728Open filing evidence

Mineral Fiber · Direct Customers

Statement Business Segments · Major Customers

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:MineralFiberMember;us-gaap:MajorCustomersAxis=awi:DirectCustomersMember
PeriodValueUnitFiledEvidence
2018-01-01 – 2018-03-3113700000 USD2018-04-30 · 15:31:43.000ZOpen filing evidence
2017-01-01 – 2017-03-3116100000 USD2018-04-30 · 15:31:43.000ZOpen filing evidence

Mineral Fiber · Distributors

Statement Business Segments · Major Customers

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:MineralFiberMember;us-gaap:MajorCustomersAxis=awi:DistributorsMember
PeriodValueUnitFiledEvidence
2018-01-01 – 2018-03-31137700000 USD2018-04-30 · 15:31:43.000ZOpen filing evidence
2017-01-01 – 2017-03-31140200000 USD2018-04-30 · 15:31:43.000ZOpen filing evidence

Mineral Fiber · Retailers Or Other

Statement Business Segments · Major Customers

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:MineralFiberMember;us-gaap:MajorCustomersAxis=awi:RetailersOrOtherMember
PeriodValueUnitFiledEvidence
2018-01-01 – 2018-03-3115300000 USD2018-04-30 · 15:31:43.000ZOpen filing evidence
2017-01-01 – 2017-03-317600000 USD2018-04-30 · 15:31:43.000ZOpen filing evidence

Mineral Fiber · US Home Centers

Statement Business Segments · Major Customers

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:MineralFiberMember;us-gaap:MajorCustomersAxis=awi:USHomeCentersMember
PeriodValueUnitFiledEvidence
2018-01-01 – 2018-03-3124000000 USD2018-04-30 · 15:31:43.000ZOpen filing evidence
2017-01-01 – 2017-03-3125900000 USD2018-04-30 · 15:31:43.000ZOpen filing evidence

Pacific Rim

Statement Business Segments

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:PacificRimMember
PeriodValueUnitFiledEvidence
2016-01-01 – 2016-12-31134100000 USD2017-02-27 · 19:02:54.000ZOpen filing evidence

Resilient Flooring

Statement Business Segments

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:ResilientFlooringMember
PeriodValueUnitFiledEvidence
2016-01-01 – 2016-03-31163900000 Unit120160509Open filing evidence

Unallocated Corporate

Statement Business Segments

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:UnallocatedCorporateMember
PeriodValueUnitFiledEvidence
2026-07-01 – 2026-09-300 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2026-01-01 – 2026-09-300 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2025-07-01 – 2025-09-300 USD2026-10-27 · 11:00:42.000ZOpen filing evidence
2025-01-01 – 2025-09-300 USD2026-10-27 · 11:00:42.000ZOpen filing evidence

Unallocated Corporate · Corporate Non Segment

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:UnallocatedCorporateMember;srt:ConsolidationItemsAxis=us-gaap:CorporateNonSegmentMember
PeriodValueUnitFiledEvidence
2025-07-01 – 2025-09-300 USD20251028Open filing evidence
2025-01-01 – 2025-09-300 USD20251028Open filing evidence
2024-07-01 – 2024-09-300 USD20251028Open filing evidence
2024-01-01 – 2024-09-300 USD20251028Open filing evidence

Unallocated Corporate · Operating Segments

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:UnallocatedCorporateMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-300 USD20260728Open filing evidence
2026-01-01 – 2026-06-300 USD20260728Open filing evidence
2026-01-01 – 2026-03-310 USD20260428Open filing evidence
2025-04-01 – 2025-06-300 USD20260728Open filing evidence
2025-01-01 – 2025-06-300 USD20260728Open filing evidence
2025-01-01 – 2025-03-310 USD20260428Open filing evidence
2024-04-01 – 2024-06-300 USD20250729Open filing evidence
2024-01-01 – 2024-06-300 USD20250729Open filing evidence

Wood Flooring

Statement Business Segments

Source dimensions us-gaap:StatementBusinessSegmentsAxis=awi:WoodFlooringMember
PeriodValueUnitFiledEvidence
2016-01-01 – 2016-03-31120500000 Unit120160509Open filing evidence

Other Countries · Europe Middle East Africa

Statement Geographical · Statement Business Segments

Source dimensions us-gaap:StatementGeographicalAxis=awi:OtherCountriesMember;us-gaap:StatementBusinessSegmentsAxis=awi:EuropeMiddleEastAfricaMember
PeriodValueUnitFiledEvidence
2016-01-01 – 2016-12-3137700000 USD2017-02-27 · 19:02:54.000ZOpen filing evidence

Other Countries · Pacific Rim

Statement Geographical · Statement Business Segments

Source dimensions us-gaap:StatementGeographicalAxis=awi:OtherCountriesMember;us-gaap:StatementBusinessSegmentsAxis=awi:PacificRimMember
PeriodValueUnitFiledEvidence
2016-01-01 – 2016-12-3119900000 USD2017-02-27 · 19:02:54.000ZOpen filing evidence

AU · Pacific Rim

Statement Geographical · Statement Business Segments

Source dimensions us-gaap:StatementGeographicalAxis=country:AU;us-gaap:StatementBusinessSegmentsAxis=awi:PacificRimMember
PeriodValueUnitFiledEvidence
2016-01-01 – 2016-12-3135500000 USD2017-02-27 · 19:02:54.000ZOpen filing evidence

CA · Americas Segment

Statement Geographical · Statement Business Segments

Source dimensions us-gaap:StatementGeographicalAxis=country:CA;us-gaap:StatementBusinessSegmentsAxis=awi:AmericasSegmentMember
PeriodValueUnitFiledEvidence
2016-01-01 – 2016-12-3161400000 USD2017-02-27 · 19:02:54.000ZOpen filing evidence

CA · Architectural Specialties

Statement Geographical · Statement Business Segments

Source dimensions us-gaap:StatementGeographicalAxis=country:CA;us-gaap:StatementBusinessSegmentsAxis=awi:ArchitecturalSpecialtiesMember
PeriodValueUnitFiledEvidence
2017-01-01 – 2017-12-317700000 USD2018-02-26 · 18:17:40.000ZOpen filing evidence
2016-01-01 – 2016-12-315600000 USD2018-02-26 · 18:17:40.000ZOpen filing evidence

CA · Mineral Fiber

Statement Geographical · Statement Business Segments

Source dimensions us-gaap:StatementGeographicalAxis=country:CA;us-gaap:StatementBusinessSegmentsAxis=awi:MineralFiberMember
PeriodValueUnitFiledEvidence
2017-01-01 – 2017-12-3156600000 USD2018-02-26 · 18:17:40.000ZOpen filing evidence
2016-01-01 – 2016-12-3155800000 USD2018-02-26 · 18:17:40.000ZOpen filing evidence

CN · Pacific Rim

Statement Geographical · Statement Business Segments

Source dimensions us-gaap:StatementGeographicalAxis=country:CN;us-gaap:StatementBusinessSegmentsAxis=awi:PacificRimMember
PeriodValueUnitFiledEvidence
2016-01-01 – 2016-12-3138700000 USD2017-02-27 · 19:02:54.000ZOpen filing evidence

FR · Europe Middle East Africa

Statement Geographical · Statement Business Segments

Source dimensions us-gaap:StatementGeographicalAxis=country:FR;us-gaap:StatementBusinessSegmentsAxis=awi:EuropeMiddleEastAfricaMember
PeriodValueUnitFiledEvidence
2016-01-01 – 2016-12-3154000000 USD2017-02-27 · 19:02:54.000ZOpen filing evidence

GB · Europe Middle East Africa

Statement Geographical · Statement Business Segments

Source dimensions us-gaap:StatementGeographicalAxis=country:GB;us-gaap:StatementBusinessSegmentsAxis=awi:EuropeMiddleEastAfricaMember
PeriodValueUnitFiledEvidence
2016-01-01 – 2016-12-3187900000 USD2017-02-27 · 19:02:54.000ZOpen filing evidence

IN · Pacific Rim

Statement Geographical · Statement Business Segments

Source dimensions us-gaap:StatementGeographicalAxis=country:IN;us-gaap:StatementBusinessSegmentsAxis=awi:PacificRimMember
PeriodValueUnitFiledEvidence
2016-01-01 – 2016-12-3140000000 USD2017-02-27 · 19:02:54.000ZOpen filing evidence

NL · Europe Middle East Africa

Statement Geographical · Statement Business Segments

Source dimensions us-gaap:StatementGeographicalAxis=country:NL;us-gaap:StatementBusinessSegmentsAxis=awi:EuropeMiddleEastAfricaMember
PeriodValueUnitFiledEvidence
2016-01-01 – 2016-12-3143300000 USD2017-02-27 · 19:02:54.000ZOpen filing evidence

RU · Europe Middle East Africa

Statement Geographical · Statement Business Segments

Source dimensions us-gaap:StatementGeographicalAxis=country:RU;us-gaap:StatementBusinessSegmentsAxis=awi:EuropeMiddleEastAfricaMember
PeriodValueUnitFiledEvidence
2016-01-01 – 2016-12-3140200000 USD2017-02-27 · 19:02:54.000ZOpen filing evidence

US · Americas Segment

Statement Geographical · Statement Business Segments

Source dimensions us-gaap:StatementGeographicalAxis=country:US;us-gaap:StatementBusinessSegmentsAxis=awi:AmericasSegmentMember
PeriodValueUnitFiledEvidence
2016-01-01 – 2016-12-31775900000 USD2017-02-27 · 19:02:54.000ZOpen filing evidence

US · Architectural Specialties

Statement Geographical · Statement Business Segments

Source dimensions us-gaap:StatementGeographicalAxis=country:US;us-gaap:StatementBusinessSegmentsAxis=awi:ArchitecturalSpecialtiesMember
PeriodValueUnitFiledEvidence
2017-01-01 – 2017-12-31129500000 USD2018-02-26 · 18:17:40.000ZOpen filing evidence
2016-01-01 – 2016-12-3195100000 USD2018-02-26 · 18:17:40.000ZOpen filing evidence

US · Mineral Fiber

Statement Geographical · Statement Business Segments

Source dimensions us-gaap:StatementGeographicalAxis=country:US;us-gaap:StatementBusinessSegmentsAxis=awi:MineralFiberMember
PeriodValueUnitFiledEvidence
2017-01-01 – 2017-12-31699800000 USD2018-02-26 · 18:17:40.000ZOpen filing evidence
2016-01-01 – 2016-12-31680800000 USD2018-02-26 · 18:17:40.000ZOpen filing evidence