Revenue Recognition - Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Disaggregation of Revenue [Line Items]
Total Revenue	$ 1,392	$ 1,541
Adjustments for non-ASC 606 revenue	(74)	(82)
Total Revenue from Contracts with Customers	1,318	1,459
Nurture
Disaggregation of Revenue [Line Items]
Total Revenue	89	105
Adjustments for non-ASC 606 revenue	(2)	(2)
Total Revenue from Contracts with Customers	87	103
Grow
Disaggregation of Revenue [Line Items]
Total Revenue	34	38
Adjustments for non-ASC 606 revenue	0	0
Total Revenue from Contracts with Customers	34	38
Harvest
Disaggregation of Revenue [Line Items]
Total Revenue	239	267
Adjustments for non-ASC 606 revenue	(32)	(37)
Total Revenue from Contracts with Customers	207	230
Fiber Broadband
Disaggregation of Revenue [Line Items]
Total Revenue	99	122
Adjustments for non-ASC 606 revenue	(3)	(3)
Total Revenue from Contracts with Customers	96	119
Voice and Other
Disaggregation of Revenue [Line Items]
Total Revenue	133	156
Adjustments for non-ASC 606 revenue	(4)	(4)
Total Revenue from Contracts with Customers	129	152
Other Broadband
Disaggregation of Revenue [Line Items]
Total Revenue	252	293
Adjustments for non-ASC 606 revenue	(21)	(25)
Total Revenue from Contracts with Customers	231	268
Affiliate Services
Disaggregation of Revenue [Line Items]
Total Revenue	546	560
Adjustments for non-ASC 606 revenue	(12)	(11)
Total Revenue from Contracts with Customers	$ 534	$ 549