Consolidated Statements of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Cash flows from operating activities:
Net income	$ 16	$ 179	$ 368
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	505	534	540
Deferred income taxes	35	165	170
Stock-based compensation expense	22	20	25
Impairment and (gain) loss on sale of businesses, net	(87)	71	24
(Gain) loss from early extinguishment of debt	(72)	(253)	79
Gain on sale of equity interests in Macon Healthcare, LLC			(39)
Gain from CoreTrust Transaction		(119)
Other non-cash expenses, net	181	182	78
Changes in operating assets and liabilities, net of effects of acquisitions and divestitures:
Patient accounts receivable	(193)	22	(136)
Supplies, prepaid expenses and other current assets	(82)	(128)	1
Repayment/derecognition of Medicare accelerated payments			(1,081)
Accounts payable, accrued liabilities and income taxes	(50)	(158)	16
Other	(65)	(215)	(176)
Net cash provided by (used in) operating activities	210	300	(131)
Cash flows from investing activities:
Acquisitions of facilities and other related businesses	(38)	(9)	(3)
Purchases of property and equipment	(467)	(415)	(469)
Proceeds from disposition of hospitals and other ancillary operations	432	89	17
Proceeds from sale of property and equipment	28	38	10
Purchases of available-for-sale debt securities and equity securities	(137)	(114)	(171)
Proceeds from sales of available-for-sale debt securities and equity securities	232	110	102
Purchases of investments in unconsolidated affiliates	(11)	(19)	(7)
Proceeds from sale of equity interests in Macon Healthcare, LLC			110
Distribution of CoreTrust Transaction proceeds		121
Increase in other investments	(65)	(60)	(113)
Net cash used in investing activities	(26)	(259)	(524)
Cash flows from financing activities:
Repurchase of restricted stock shares for payroll tax withholding requirements	(4)	(8)	(5)
Deferred financing costs and other debt-related costs	(3)	(74)	(313)
Proceeds from noncontrolling investors in joint ventures	5	13
Redemption of noncontrolling investments in joint ventures	(1)	(5)	(19)
Distributions to noncontrolling investors in joint ventures	(141)	(125)	(121)
Other borrowings	39	48	60
Issuance of long-term debt	989	1,535	4,310
Proceeds from ABL Facility	3,176	542
Repayments of long-term indebtedness	(4,324)	(2,356)	(4,426)
Net cash used in financing activities	(264)	(430)	(514)
Net change in cash and cash equivalents	(80)	(389)	(1,169)
Cash and cash equivalents at beginning of period	118	507	1,676
Cash and cash equivalents at end of period	38	118	507
Supplemental disclosure of cash flow information:
Interest payments	(801)	(835)	(778)
Income tax (payments) refunds, net	$ (91)	$ (6)	$ (4)