CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Revenue
Revenue	$ 30,713	$ 28,130	$ 28,823
Operating Costs and Expenses
Cost of operations (excluding depreciation and amortization shown below)	24,761	22,100	26,483
Depreciation and amortization	1,406	1,403	1,295
Impairment losses	0	36	26
Selling, general and administrative costs (excluding amortization of customer acquisition costs of $295, $204 and $125, respectively, which are included in depreciation and amortization shown separately above)	2,602	2,345	2,094
Acquisition-related transaction and integration costs	74	30	119
Total operating costs and expenses	28,843	25,914	30,017
(Loss)/Gain on sale of assets	(25)	208	1,578
Operating Income	1,845	2,424	384
Other Income/(Expense)
Equity in earnings of unconsolidated affiliates	11	20	16
Impairment losses on investments	(39)	(7)	(102)
Other income, net	68	44	47
(Loss)/Gain on debt extinguishment	(10)	(382)	109
Interest expense	(741)	(651)	(667)
Total other expense	(711)	(976)	(597)
Income/(Loss) Before Income Taxes	1,134	1,448	(213)
Income tax expense/(benefit)	270	323	(11)
Net Income/(Loss)	864	1,125	(202)
Less: Cumulative dividends attributable to Series A Preferred Stock	67	67	54
Net Income/(Loss) Available for Common Stockholders	797	1,058	(256)
Net Income/(Loss) Available for Common Stockholders	$ 797	$ 1,058	$ (256)
Income/(Loss) Per Share
Weighted average number of common shares outstanding — basic (in shares)	195,000	206,000	228,000
Weighted average number of common shares outstanding — diluted (in shares)	199,000	212,000	228,000
Income/(Loss) per Weighted Average Common Share - Basic (in usd per share)	$ 4.09	$ 5.14	$ (1.12)
Income/(Loss) per weighted average common share — diluted (in usd per share)	$ 4.01	$ 4.99	$ (1.12)