Revenue Recognition and Deferred Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Contract Assets and Liabilities [Line Items]
Revenues	$ 2,463,014	$ 2,516,008	$ 4,884,911	$ 4,994,829
Contract assets	$ 17,296		$ 17,296		$ 17,669
Concentration Risk, Customer	10		10
concentration of customer to trade receivables	10.00%		10.00%		10.00%
Customer Contracts | Minimum
Contract Assets and Liabilities [Line Items]
Finite-lived intangible asset, useful life			3 years
Customer Contracts | Maximum
Contract Assets and Liabilities [Line Items]
Finite-lived intangible asset, useful life			5 years
Broadband
Contract Assets and Liabilities [Line Items]
Revenues	$ 1,002,680	992,155	$ 1,988,197	1,962,726
Video
Contract Assets and Liabilities [Line Items]
Revenues	841,549	892,605	1,683,436	1,798,439
Telephony
Contract Assets and Liabilities [Line Items]
Revenues	84,621	103,374	169,855	210,355
Residential
Contract Assets and Liabilities [Line Items]
Revenues	1,928,850	1,988,134	3,841,488	3,971,520
Business Services and Wholesale [Member]
Contract Assets and Liabilities [Line Items]
Revenues	371,503	372,010	739,025	739,226
News and advertising
Contract Assets and Liabilities [Line Items]
Revenues	133,250	131,767	247,925	236,837
Mobile
Contract Assets and Liabilities [Line Items]
Revenues	26,440	20,664	50,475	39,899
Other
Contract Assets and Liabilities [Line Items]
Revenues	2,971	3,433	5,998	7,347
Franchise [Member]
Contract Assets and Liabilities [Line Items]
Franchise fees and other taxes and fees	$ 58,573	$ 65,838	$ 117,661	$ 131,894