{"cik":7431,"company":{"entity_status":"ACTIVE","filings":[{"accession":"0001193125-26-427906","document":"awi-20261021.htm","filed":"2026-10-21","form":"8-K","items":"8.01,9.01","report_date":"2026-10-21"},{"accession":"0001193125-26-416977","document":"awi-20261005.htm","filed":"2026-10-07","form":"8-K","items":"5.02","report_date":"2026-10-05"},{"accession":"0000007431-26-000067","document":"xslF345X06/form4.xml","filed":"2026-09-10","form":"4","items":"","report_date":"2026-09-09"},{"accession":"0001193125-26-377194","document":"awi-20260831.htm","filed":"2026-09-01","form":"8-K","items":"7.01,9.01","report_date":"2026-08-31"},{"accession":"0001193125-26-324992","document":"awi-20260730.htm","filed":"2026-07-30","form":"8-K","items":"8.01,9.01","report_date":"2026-07-30"},{"accession":"0001193125-26-318838","document":"awi-20260630.htm","filed":"2026-07-28","form":"10-Q","items":"","report_date":"2026-06-30"},{"accession":"0001193125-26-318759","document":"awi-20260728.htm","filed":"2026-07-28","form":"8-K","items":"2.02,7.01,9.01","report_date":"2026-07-28"},{"accession":"0001193125-26-310382","document":"awi-20260721.htm","filed":"2026-07-21","form":"8-K","items":"8.01,9.01","report_date":"2026-07-21"},{"accession":"0001193125-26-273166","document":"awi-20260611.htm","filed":"2026-06-17","form":"8-K","items":"5.07,8.01","report_date":"2026-06-11"},{"accession":"0000007431-26-000062","document":"xslF345X06/form4.xml","filed":"2026-06-15","form":"4","items":"","report_date":"2026-06-12"},{"accession":"0000007431-26-000060","document":"xslF345X06/form4.xml","filed":"2026-06-15","form":"4","items":"","report_date":"2026-06-12"},{"accession":"0000007431-26-000058","document":"xslF345X06/form4.xml","filed":"2026-06-15","form":"4","items":"","report_date":"2026-06-12"},{"accession":"0000007431-26-000056","document":"xslF345X06/form4.xml","filed":"2026-06-15","form":"4","items":"","report_date":"2026-06-12"},{"accession":"0000007431-26-000054","document":"xslF345X06/form4.xml","filed":"2026-06-15","form":"4","items":"","report_date":"2026-06-12"},{"accession":"0000007431-26-000052","document":"xslF345X06/form4.xml","filed":"2026-06-15","form":"4","items":"","report_date":"2026-06-12"},{"accession":"0000007431-26-000050","document":"xslF345X06/form4.xml","filed":"2026-06-15","form":"4","items":"","report_date":"2026-06-12"},{"accession":"0001193125-26-217179","document":"awi-20260511.htm","filed":"2026-05-11","form":"8-K","items":"7.01,9.01","report_date":"2026-05-11"},{"accession":"0001193125-26-193741","document":"d93199ddef14a.htm","filed":"2026-04-30","form":"DEF 14A","items":"","report_date":"2026-06-11"},{"accession":"0001193125-26-183484","document":"awi-20260331.htm","filed":"2026-04-28","form":"10-Q","items":"","report_date":"2026-03-31"},{"accession":"0001193125-26-183353","document":"awi-20260428.htm","filed":"2026-04-28","form":"8-K","items":"2.02,7.01,9.01","report_date":"2026-04-28"},{"accession":"0001193125-26-177444","document":"awi-20260424.htm","filed":"2026-04-24","form":"8-K","items":"8.01,9.01","report_date":"2026-04-24"},{"accession":"0001193125-26-085819","document":"awi-20260302.htm","filed":"2026-03-02","form":"8-K","items":"7.01,9.01","report_date":"2026-03-02"},{"accession":"0001193125-26-065183","document":"awi-20251231.htm","filed":"2026-02-24","form":"10-K","items":"","report_date":"2025-12-31"},{"accession":"0001193125-26-064950","document":"awi-20260224.htm","filed":"2026-02-24","form":"8-K","items":"2.02,7.01,9.01","report_date":"2026-02-24"},{"accession":"0001193125-26-060369","document":"awi-20260220.htm","filed":"2026-02-20","form":"8-K","items":"8.01,9.01","report_date":"2026-02-20"},{"accession":"0001193125-26-058141","document":"awi-20260218.htm","filed":"2026-02-19","form":"8-K","items":"8.01,9.01","report_date":"2026-02-18"},{"accession":"0001193125-26-057076","document":"awi-20260218.htm","filed":"2026-02-18","form":"8-K","items":"8.01,9.01","report_date":"2026-02-18"},{"accession":"0001193125-26-033816","document":"awi-20260127.htm","filed":"2026-02-02","form":"8-K","items":"5.02","report_date":"2026-01-27"},{"accession":"0001193125-26-012306","document":"awi-20260113.htm","filed":"2026-01-14","form":"8-K","items":"5.02,8.01,9.01","report_date":"2026-01-13"},{"accession":"0001193125-25-320094","document":"awi-20251210.htm","filed":"2025-12-16","form":"8-K","items":"1.01,1.02,2.03,9.01","report_date":"2025-12-10"},{"accession":"0001193125-25-274379","document":"awi-20251110.htm","filed":"2025-11-10","form":"8-K","items":"7.01,9.01","report_date":"2025-11-10"},{"accession":"0001193125-25-252201","document":"awi-20250930.htm","filed":"2025-10-28","form":"10-Q","items":"","report_date":"2025-09-30"},{"accession":"0001193125-25-252052","document":"awi-20251028.htm","filed":"2025-10-28","form":"8-K","items":"2.02,7.01,9.01","report_date":"2025-10-28"},{"accession":"0001193125-25-247714","document":"awi-20251023.htm","filed":"2025-10-23","form":"8-K","items":"5.02,7.01,9.01","report_date":"2025-10-23"},{"accession":"0001193125-25-246795","document":"awi-20251022.htm","filed":"2025-10-22","form":"8-K","items":"8.01,9.01","report_date":"2025-10-22"},{"accession":"0001193125-25-206892","document":"awi-20250918.htm","filed":"2025-09-18","form":"8-K","items":"8.01,9.01","report_date":"2025-09-18"},{"accession":"0001193125-25-195020","document":"awi-20250903.htm","filed":"2025-09-03","form":"8-K","items":"7.01,9.01","report_date":"2025-09-03"},{"accession":"0000950170-25-099377","document":"awi-20250630.htm","filed":"2025-07-29","form":"10-Q","items":"","report_date":"2025-06-30"},{"accession":"0000950170-25-099364","document":"awi-20250729.htm","filed":"2025-07-29","form":"8-K","items":"2.02,7.01,9.01","report_date":"2025-07-29"},{"accession":"0000950170-25-097890","document":"awi-20250723.htm","filed":"2025-07-23","form":"8-K","items":"8.01,9.01","report_date":"2025-07-23"}],"former_names":[],"gleif_parents":[],"headquarters":[{"latitude":40.039722222222,"longitude":-76.304444444444,"name":"Lancaster","precision":"headquarters locality","source":"wikidata","url":"https://www.wikidata.org/wiki/Q320514"}],"insiders":[{"accession":"0000007431-26-000067","acquired_disposed":"A","code":"A","date":"2026-09-09","derivative":true,"filed":"2026-09-10","following_shares":"2679.0","form":"4","owners":["Kozak Jennifer Ott"],"plan_10b5_1":false,"price":null,"security":"Restricted Stock Units","shares":"1183.0"},{"accession":"0000007431-26-000067","acquired_disposed":"A","code":"A","date":"2026-09-09","derivative":true,"filed":"2026-09-10","following_shares":"1496.0","form":"4","owners":["Kozak Jennifer Ott"],"plan_10b5_1":false,"price":null,"security":"Restricted Stock Units","shares":"1496.0"}],"legal_name":"ARMSTRONG WORLD INDUSTRIES, INC.","lei":"KXMRXXOJ88Q45Y45MG74","lei_status":"ISSUED","lei_updated_at":"2026-02-10T08:44:05Z","names":[{"entity_id":null,"kind":"alias","name":"Armstrong World Industries","source":"wikidata"}],"parent_exceptions":["direct-parent: no parent LEI supplied","ultimate-parent: no parent LEI supplied"],"parents":[],"wikidata_id":"Q689446"},"research_built_at":"2026-10-23T06:11:20.354311+00:00","reviewed_events":[],"reviewed_events_coverage":"selective; not a complete event history; accounting series not reconciled","sources":[{"coverage":"8022 issuers; up to 32 recent company reports and 8 ownership-change filings per issuer","id":"sec","license":"SEC public-information reuse","license_url":"https://www.sec.gov/about/privacy-information","name":"SEC submissions","retrieved_at":"2026-10-23T06:12:00.336203+00:00","status":"ok","url":"https://www.sec.gov/search-filings/edgar-application-programming-interfaces"},{"coverage":"1658 unambiguous CIK-linked entities; coverage is incomplete","id":"wikidata","license":"CC0-1.0","license_url":"https://www.wikidata.org/wiki/Wikidata:Licensing","name":"Wikidata structured data","retrieved_at":"2026-10-23T06:12:25.714432+00:00","status":"ok","url":"https://www.wikidata.org/"},{"coverage":"1197 checked identities; 0 unavailable records","id":"gleif","license":"CC0-1.0","license_url":"https://www.gleif.org/en/meta/lei-data-terms-of-use","name":"GLEIF legal entity reference data","retrieved_at":"2026-10-23T06:14:03.968440+00:00","status":"ok","url":"https://www.gleif.org/en/lei-data/gleif-api"},{"coverage":"4 selected series; gaps remain missing","id":"fed","license":"Public domain (selected government series)","license_url":"https://www.federalreserve.gov/disclaimer.htm","name":"Federal Reserve Board H.15","retrieved_at":"2026-10-23T06:27:13.562713+00:00","status":"ok","url":"https://www.federalreserve.gov/releases/h15/"},{"coverage":"9 selected series; gaps remain missing","id":"bls","license":"Public domain","license_url":"https://www.bls.gov/opub/copyright-information.htm","name":"Bureau of Labor Statistics","retrieved_at":"2026-10-23T06:27:14.878114+00:00","status":"ok","url":"https://www.bls.gov/developers/"},{"coverage":"2026 Q3: filings in this completed quarter; not a live transaction feed","id":"insiders","license":"SEC public-information reuse","license_url":"https://www.sec.gov/about/privacy-information","name":"SEC insider transactions","retrieved_at":"2026-10-23T06:12:21.860189+00:00","status":"ok","url":"https://www.sec.gov/data-research/sec-markets-data/insider-transactions-data-sets"}]}