{"cik":104889,"taxonomy":"us-gaap","tag":"LongTermDebtNoncurrent","label":"Long-term Debt, Excluding Current Maturities","description":"Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.","entityName":"GRAHAM HOLDINGS CO","units":{"USD":[{"end":"2010-01-03","val":396236000,"accn":"0001193125-10-186099","fy":2010,"fp":"Q2","form":"10-Q","filed":"2010-08-11"},{"end":"2010-01-03","val":396236000,"accn":"0001193125-10-255855","fy":2010,"fp":"Q3","form":"10-Q","filed":"2010-11-10"},{"end":"2010-01-03","val":396236000,"accn":"0001193125-11-053497","fy":2010,"fp":"FY","form":"10-K","filed":"2011-03-02","frame":"CY2009Q4I"},{"end":"2010-07-04","val":396443000,"accn":"0001193125-10-186099","fy":2010,"fp":"Q2","form":"10-Q","filed":"2010-08-11","frame":"CY2010Q2I"},{"end":"2010-10-03","val":396547000,"accn":"0001193125-10-255855","fy":2010,"fp":"Q3","form":"10-Q","filed":"2010-11-10","frame":"CY2010Q3I"},{"end":"2011-01-02","val":396650000,"accn":"0001193125-11-053497","fy":2010,"fp":"FY","form":"10-K","filed":"2011-03-02"},{"end":"2011-01-02","val":396650000,"accn":"0001193125-11-135490","fy":2011,"fp":"Q1","form":"10-Q","filed":"2011-05-11"},{"end":"2011-01-02","val":396650000,"accn":"0001193125-11-219776","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-11"},{"end":"2011-01-02","val":396650000,"accn":"0001193125-11-304715","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"end":"2011-01-02","val":396650000,"accn":"0000104889-12-000006","fy":2011,"fp":"FY","form":"10-K","filed":"2012-02-29","frame":"CY2010Q4I"},{"end":"2011-04-03","val":396760000,"accn":"0001193125-11-135490","fy":2011,"fp":"Q1","form":"10-Q","filed":"2011-05-11","frame":"CY2011Q1I"},{"end":"2011-07-03","val":402328000,"accn":"0001193125-11-219776","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-11","frame":"CY2011Q2I"},{"end":"2011-10-02","val":450071000,"accn":"0001193125-11-304715","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":452229000,"accn":"0000104889-12-000006","fy":2011,"fp":"FY","form":"10-K","filed":"2012-02-29"},{"end":"2011-12-31","val":452229000,"accn":"0000104889-12-000012","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":452229000,"accn":"0000104889-12-000019","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-07"},{"end":"2011-12-31","val":452229000,"accn":"0000104889-12-000036","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-07"},{"end":"2011-12-31","val":452229000,"accn":"0000104889-13-000009","fy":2012,"fp":"FY","form":"10-K","filed":"2013-02-28","frame":"CY2011Q4I"},{"end":"2012-03-31","val":453128000,"accn":"0000104889-12-000012","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":452569000,"accn":"0000104889-12-000019","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-07","frame":"CY2012Q2I"},{"end":"2012-09-30","val":453471000,"accn":"0000104889-12-000036","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-07","frame":"CY2012Q3I"},{"end":"2012-12-31","val":453384000,"accn":"0000104889-13-000009","fy":2012,"fp":"FY","form":"10-K","filed":"2013-02-28"},{"end":"2012-12-31","val":453384000,"accn":"0000104889-13-000018","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-07"},{"end":"2012-12-31","val":453384000,"accn":"0000104889-13-000032","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-07"},{"end":"2012-12-31","val":453384000,"accn":"0000104889-13-000045","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-06"},{"end":"2012-12-31","val":453384000,"accn":"0000104889-14-000013","fy":2013,"fp":"FY","form":"10-K","filed":"2014-02-28","frame":"CY2012Q4I"},{"end":"2013-03-31","val":453726000,"accn":"0000104889-13-000018","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-07","frame":"CY2013Q1I"},{"end":"2013-06-30","val":446904000,"accn":"0000104889-13-000032","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-07","frame":"CY2013Q2I"},{"end":"2013-09-30","val":448067000,"accn":"0000104889-13-000045","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-06","frame":"CY2013Q3I"},{"end":"2013-12-31","val":447608000,"accn":"0000104889-14-000013","fy":2013,"fp":"FY","form":"10-K","filed":"2014-02-28"},{"end":"2013-12-31","val":447608000,"accn":"0000104889-14-000022","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-07"},{"end":"2013-12-31","val":447608000,"accn":"0000104889-14-000043","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-06"},{"end":"2013-12-31","val":447608000,"accn":"0000104889-14-000054","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-05"},{"end":"2013-12-31","val":447608000,"accn":"0000104889-15-000017","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-27","frame":"CY2013Q4I"},{"end":"2014-03-31","val":403160000,"accn":"0000104889-14-000022","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-07","frame":"CY2014Q1I"},{"end":"2014-06-30","val":398202000,"accn":"0000104889-14-000043","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-06","frame":"CY2014Q2I"},{"end":"2014-09-30","val":398298000,"accn":"0000104889-14-000054","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-05","frame":"CY2014Q3I"},{"end":"2014-12-31","val":399545000,"accn":"0000104889-15-000017","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-27"},{"end":"2014-12-31","val":399545000,"accn":"0000104889-15-000032","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-11"},{"end":"2014-12-31","val":399545000,"accn":"0000104889-15-000058","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-05"},{"end":"2014-12-31","val":399545000,"accn":"0000104889-15-000069","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-05"},{"end":"2014-12-31","val":399545000,"accn":"0000104889-16-000088","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-26","frame":"CY2014Q4I"},{"end":"2015-03-31","val":399645000,"accn":"0000104889-15-000032","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-11","frame":"CY2015Q1I"},{"end":"2015-06-30","val":947219000,"accn":"0000104889-15-000058","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-05","frame":"CY2015Q2I"},{"end":"2015-09-30","val":399822000,"accn":"0000104889-15-000069","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-05","frame":"CY2015Q3I"},{"end":"2015-12-31","val":399926000,"accn":"0000104889-16-000088","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-26"},{"end":"2015-12-31","val":399800000,"accn":"0000104889-16-000094","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-04"},{"end":"2015-12-31","val":399800000,"accn":"0000104889-16-000106","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":399800000,"accn":"0000104889-16-000112","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":399800000,"accn":"0000104889-17-000010","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-24","frame":"CY2015Q4I"},{"end":"2016-03-31","val":399914000,"accn":"0000104889-16-000094","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-04","frame":"CY2016Q1I"},{"end":"2016-06-30","val":400028000,"accn":"0000104889-16-000106","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":490910000,"accn":"0000104889-16-000112","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":485719000,"accn":"0000104889-17-000010","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-24"},{"end":"2016-12-31","val":485719000,"accn":"0000104889-17-000022","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":485719000,"accn":"0000104889-17-000033","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":485719000,"accn":"0000104889-17-000040","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-01"},{"end":"2016-12-31","val":485719000,"accn":"0000104889-18-000011","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-23"},{"end":"2016-12-31","val":485719000,"accn":"0000104889-18-000026","fy":null,"fp":null,"form":"8-K","filed":"2018-05-21","frame":"CY2016Q4I"},{"end":"2017-03-31","val":487186000,"accn":"0000104889-17-000022","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":489717000,"accn":"0000104889-17-000033","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":486242000,"accn":"0000104889-17-000040","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-01","frame":"CY2017Q3I"},{"end":"2017-12-31","val":486561000,"accn":"0000104889-18-000011","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-23"},{"end":"2017-12-31","val":486561000,"accn":"0000104889-18-000020","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-02"},{"end":"2017-12-31","val":486561000,"accn":"0000104889-18-000026","fy":null,"fp":null,"form":"8-K","filed":"2018-05-21"},{"end":"2017-12-31","val":486561000,"accn":"0000104889-18-000036","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-01"},{"end":"2017-12-31","val":486561000,"accn":"0000104889-18-000046","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":486561000,"accn":"0000104889-19-000013","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-25","frame":"CY2017Q4I"},{"end":"2018-03-31","val":91079000,"accn":"0000104889-18-000020","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-02","frame":"CY2018Q1I"},{"end":"2018-06-30","val":478774000,"accn":"0000104889-18-000036","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-01","frame":"CY2018Q2I"},{"end":"2018-09-30","val":473060000,"accn":"0000104889-18-000046","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":470777000,"accn":"0000104889-19-000013","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-25"},{"end":"2018-12-31","val":470777000,"accn":"0000104889-19-000019","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-01"},{"end":"2018-12-31","val":470777000,"accn":"0000104889-19-000031","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":470777000,"accn":"0000104889-19-000037","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":470777000,"accn":"0000104889-20-000007","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-26","frame":"CY2018Q4I"},{"end":"2019-03-31","val":500238000,"accn":"0000104889-19-000019","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-01","frame":"CY2019Q1I"},{"end":"2019-06-30","val":497094000,"accn":"0000104889-19-000031","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":420535000,"accn":"0000104889-19-000037","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":430650000,"accn":"0000104889-20-000007","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-26"},{"end":"2019-12-31","val":430650000,"accn":"0000104889-20-000031","fy":2020,"fp":"Q1","form":"10-Q","filed":"2020-05-05"},{"end":"2019-12-31","val":430650000,"accn":"0000104889-20-000045","fy":2020,"fp":"Q2","form":"10-Q","filed":"2020-08-05"},{"end":"2019-12-31","val":430650000,"accn":"0000104889-20-000064","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-11-04"},{"end":"2019-12-31","val":430650000,"accn":"0000104889-21-000018","fy":2020,"fp":"FY","form":"10-K","filed":"2021-02-24","frame":"CY2019Q4I"},{"end":"2020-03-31","val":430317000,"accn":"0000104889-20-000031","fy":2020,"fp":"Q1","form":"10-Q","filed":"2020-05-05","frame":"CY2020Q1I"},{"end":"2020-06-30","val":505672000,"accn":"0000104889-20-000045","fy":2020,"fp":"Q2","form":"10-Q","filed":"2020-08-05","frame":"CY2020Q2I"},{"end":"2020-09-30","val":509282000,"accn":"0000104889-20-000064","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-11-04","frame":"CY2020Q3I"},{"end":"2020-12-31","val":506103000,"accn":"0000104889-21-000018","fy":2020,"fp":"FY","form":"10-K","filed":"2021-02-24"},{"end":"2020-12-31","val":506103000,"accn":"0000104889-21-000030","fy":2021,"fp":"Q1","form":"10-Q","filed":"2021-05-05"},{"end":"2020-12-31","val":506103000,"accn":"0000104889-21-000041","fy":2021,"fp":"Q2","form":"10-Q","filed":"2021-08-04"},{"end":"2020-12-31","val":506103000,"accn":"0000104889-21-000046","fy":2021,"fp":"Q3","form":"10-Q","filed":"2021-11-03"},{"end":"2020-12-31","val":506103000,"accn":"0000104889-22-000011","fy":2021,"fp":"FY","form":"10-K","filed":"2022-02-25","frame":"CY2020Q4I"},{"end":"2021-03-31","val":506091000,"accn":"0000104889-21-000030","fy":2021,"fp":"Q1","form":"10-Q","filed":"2021-05-05","frame":"CY2021Q1I"},{"end":"2021-06-30","val":506079000,"accn":"0000104889-21-000041","fy":2021,"fp":"Q2","form":"10-Q","filed":"2021-08-04","frame":"CY2021Q2I"},{"end":"2021-09-30","val":511635000,"accn":"0000104889-21-000046","fy":2021,"fp":"Q3","form":"10-Q","filed":"2021-11-03","frame":"CY2021Q3I"},{"end":"2021-12-31","val":525752000,"accn":"0000104889-22-000011","fy":2021,"fp":"FY","form":"10-K","filed":"2022-02-25"},{"end":"2021-12-31","val":525752000,"accn":"0000104889-22-000016","fy":2022,"fp":"Q1","form":"10-Q","filed":"2022-05-04"},{"end":"2021-12-31","val":525752000,"accn":"0000104889-22-000033","fy":2022,"fp":"Q2","form":"10-Q","filed":"2022-08-03"},{"end":"2021-12-31","val":525752000,"accn":"0000104889-22-000047","fy":2022,"fp":"Q3","form":"10-Q","filed":"2022-11-02"},{"end":"2021-12-31","val":525752000,"accn":"0000104889-23-000021","fy":2022,"fp":"FY","form":"10-K","filed":"2023-02-24","frame":"CY2021Q4I"},{"end":"2022-03-31","val":523102000,"accn":"0000104889-22-000016","fy":2022,"fp":"Q1","form":"10-Q","filed":"2022-05-04","frame":"CY2022Q1I"},{"end":"2022-06-30","val":511574000,"accn":"0000104889-22-000033","fy":2022,"fp":"Q2","form":"10-Q","filed":"2022-08-03","frame":"CY2022Q2I"},{"end":"2022-09-30","val":568534000,"accn":"0000104889-22-000047","fy":2022,"fp":"Q3","form":"10-Q","filed":"2022-11-02","frame":"CY2022Q3I"},{"end":"2022-12-31","val":570547000,"accn":"0000104889-23-000021","fy":2022,"fp":"FY","form":"10-K","filed":"2023-02-24"},{"end":"2022-12-31","val":570547000,"accn":"0000104889-23-000034","fy":2023,"fp":"Q1","form":"10-Q","filed":"2023-05-03"},{"end":"2022-12-31","val":570547000,"accn":"0000104889-23-000052","fy":2023,"fp":"Q2","form":"10-Q","filed":"2023-08-02"},{"end":"2022-12-31","val":570547000,"accn":"0000104889-23-000064","fy":2023,"fp":"Q3","form":"10-Q","filed":"2023-11-01"},{"end":"2022-12-31","val":570547000,"accn":"0000104889-24-000010","fy":2023,"fp":"FY","form":"10-K","filed":"2024-02-23","frame":"CY2022Q4I"},{"end":"2023-03-31","val":568101000,"accn":"0000104889-23-000034","fy":2023,"fp":"Q1","form":"10-Q","filed":"2023-05-03","frame":"CY2023Q1I"},{"end":"2023-06-30","val":565564000,"accn":"0000104889-23-000052","fy":2023,"fp":"Q2","form":"10-Q","filed":"2023-08-02","frame":"CY2023Q2I"},{"end":"2023-09-30","val":739806000,"accn":"0000104889-23-000064","fy":2023,"fp":"Q3","form":"10-Q","filed":"2023-11-01","frame":"CY2023Q3I"},{"end":"2023-12-31","val":745082000,"accn":"0000104889-24-000010","fy":2023,"fp":"FY","form":"10-K","filed":"2024-02-23"},{"end":"2023-12-31","val":745082000,"accn":"0000104889-24-000016","fy":2024,"fp":"Q1","form":"10-Q","filed":"2024-05-01"},{"end":"2023-12-31","val":745082000,"accn":"0000104889-24-000041","fy":2024,"fp":"Q2","form":"10-Q","filed":"2024-07-31"},{"end":"2023-12-31","val":745082000,"accn":"0000104889-24-000065","fy":2024,"fp":"Q3","form":"10-Q","filed":"2024-10-30"},{"end":"2023-12-31","val":745082000,"accn":"0000104889-25-000022","fy":2024,"fp":"FY","form":"10-K","filed":"2025-02-26","frame":"CY2023Q4I"},{"end":"2024-03-31","val":738708000,"accn":"0000104889-24-000016","fy":2024,"fp":"Q1","form":"10-Q","filed":"2024-05-01","frame":"CY2024Q1I"},{"end":"2024-06-30","val":732898000,"accn":"0000104889-24-000041","fy":2024,"fp":"Q2","form":"10-Q","filed":"2024-07-31","frame":"CY2024Q2I"},{"end":"2024-09-30","val":731054000,"accn":"0000104889-24-000065","fy":2024,"fp":"Q3","form":"10-Q","filed":"2024-10-30","frame":"CY2024Q3I"},{"end":"2024-12-31","val":721615000,"accn":"0000104889-25-000022","fy":2024,"fp":"FY","form":"10-K","filed":"2025-02-26"},{"end":"2024-12-31","val":721615000,"accn":"0000104889-25-000032","fy":2025,"fp":"Q1","form":"10-Q","filed":"2025-04-30"},{"end":"2024-12-31","val":721615000,"accn":"0000104889-25-000062","fy":2025,"fp":"Q2","form":"10-Q","filed":"2025-07-30"},{"end":"2024-12-31","val":721615000,"accn":"0001628280-25-046925","fy":2025,"fp":"Q3","form":"10-Q","filed":"2025-10-29"},{"end":"2024-12-31","val":721615000,"accn":"0001628280-26-011405","fy":2025,"fp":"FY","form":"10-K","filed":"2026-02-25","frame":"CY2024Q4I"},{"end":"2025-03-31","val":715457000,"accn":"0000104889-25-000032","fy":2025,"fp":"Q1","form":"10-Q","filed":"2025-04-30","frame":"CY2025Q1I"},{"end":"2025-06-30","val":314251000,"accn":"0000104889-25-000062","fy":2025,"fp":"Q2","form":"10-Q","filed":"2025-07-30","frame":"CY2025Q2I"},{"end":"2025-09-30","val":307026000,"accn":"0001628280-25-046925","fy":2025,"fp":"Q3","form":"10-Q","filed":"2025-10-29","frame":"CY2025Q3I"},{"end":"2025-12-31","val":705618000,"accn":"0001628280-26-011405","fy":2025,"fp":"FY","form":"10-K","filed":"2026-02-25"},{"end":"2025-12-31","val":705618000,"accn":"0001628280-26-050826","fy":2026,"fp":"Q2","form":"10-Q","filed":"2026-07-30","frame":"CY2025Q4I"},{"end":"2026-06-30","val":708901000,"accn":"0001628280-26-050826","fy":2026,"fp":"Q2","form":"10-Q","filed":"2026-07-30","frame":"CY2026Q2I"}]}}