Condensed Consolidated Statements of Cash Flows - USD ($) $ in Millions	3 Months Ended	6 Months Ended
	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Cash flows from operating activities:
Net (loss) income	$ 37	$ (268)	$ 2
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Depreciation and amortization	133	261	272
Deferred income taxes		221	118
Stock-based compensation expense	5	8	13
Impairment and (gain) loss on sale of businesses, net	2	6	23
Loss from early extinguishment of debt	8	5	79
Other non-cash expenses, net		95	(3)
Changes in operating assets and liabilities, net of effects of acquisitions and divestitures:
Patient accounts receivable		61	(32)
Supplies, prepaid expenses and other current assets		(72)	31
Repayment/derecognition of Medicare accelerated payments			(134)
Accounts payable, accrued liabilities and income taxes		(63)	(2)
Other		(100)	(87)
Net cash provided by operating activities		154	280
Cash flows from investing activities:
Acquisitions of facilities and other related businesses		(4)	(4)
Purchases of property and equipment		(191)	(212)
Proceeds from disposition of hospitals and other ancillary operations		3	7
Proceeds from sale of property and equipment		7	3
Purchases of available-for-sale debt securities and equity securities		(55)	(63)
Proceeds from sales of available-for-sale debt securities and equity securities		41	48
Purchases of investments in unconsolidated affiliates		(8)	(2)
Increase in other investments		(30)	(32)
Net cash used in investing activities		(237)	(255)
Cash flows from financing activities:
Repurchase of restricted stock shares for payroll tax withholding requirements		(8)	(5)
Deferred financing costs and other debt-related costs		(73)	(310)
Proceeds from noncontrolling investors in joint ventures		1
Redemption of noncontrolling investments in joint ventures		(1)	(3)
Distributions to noncontrolling investors in joint ventures		(73)	(66)
Other borrowings		34	19
Issuance of long-term debt		1,535	4,310
Repayments of long-term indebtedness		(1,493)	(4,396)
Net cash used in financing activities		(78)	(451)
Net change in cash and cash equivalents		(161)	(426)
Cash and cash equivalents at beginning of period		507	1,676
Cash and cash equivalents at end of period	1,250	346	1,250
Supplemental disclosure of cash flow information:
Interest payments	(101)	(410)	(304)
Income tax payments, net	$ (1)	$ (6)	$ (1)