CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
Cash flows from operating activities
Net loss	$ (519)	$ (850)
Adjustments to reconcile to net cash provided by operating activities:
Amortization of contract intangible asset	4	45
Depreciation and amortization	559	560
Share-based compensation expense	38	30
Loss on impairment of assets	772	58
Loss on impairment of investment in unconsolidated affiliate	5
Loss on disposal of assets, net	10	173
Fair value adjustment to bifurcated compound exchange feature	(153)	272
Amortization of debt-related balances, net	39	38
(Gain) loss on retirement of debt	(161)	32
Deferred income tax expense (benefit)	(91)	1
Other, net	(6)	21
Changes in deferred revenues, net	98	40
Changes in deferred costs, net	(26)	(125)
Changes in other operating assets and liabilities, net	(328)	(229)
Net cash provided by operating activities	241	66
Cash flows from investing activities
Capital expenditures	(225)	(207)
Investment in loans to unconsolidated affiliates	(3)	(3)
Investment in equity of unconsolidated affiliate		(10)
Proceeds from disposal of assets, net of costs to sell	99	10
Cash acquired in acquisition of unconsolidated affiliates	5	7
Net cash used in investing activities	(124)	(203)
Cash flows from financing activities
Repayments of debt	(2,073)	(1,707)
Proceeds from issuance of debt, net of issue costs	1,767	1,664
Other, net	(6)	(3)
Net cash used in financing activities	(312)	(46)
Net decrease in unrestricted and restricted cash and cash equivalents	(195)	(183)
Unrestricted and restricted cash and cash equivalents, beginning of period	995	991
Unrestricted and restricted cash and cash equivalents, end of period	$ 800	$ 808