Condensed Consolidated Statements of Cash Flows - USD ($) $ in Millions	3 Months Ended	6 Months Ended
	Jun. 30, 2021	Jun. 30, 2021	Jun. 30, 2020
Cash flows from operating activities:
Net income	$ 37	$ 2	$ 126
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	133	272	285
Deferred income taxes		118	(242)
Government and other legal settlements and related costs			4
Stock-based compensation expense	5	13	5
Impairment and (gain) loss on sale of businesses, net	2	23	56
Loss from early extinguishment of debt	8	79	4
Other non-cash expenses, net		(3)	73
Changes in operating assets and liabilities, net of effects of acquisitions and divestitures:
Patient accounts receivable		(32)	313
Supplies, prepaid expenses and other current assets		31	21
Medicare accelerated payments			1,158
Repayment/derecognition of Medicare accelerated payments		(134)
Pandemic relief funds			116
Accounts payable, accrued liabilities and income taxes		(2)	(160)
Other		(87)	(49)
Net cash provided by operating activities		280	1,710
Cash flows from investing activities:
Acquisitions of facilities and other related businesses		(4)
Purchases of property and equipment		(212)	(192)
Proceeds from disposition of hospitals and other ancillary operations		7	152
Proceeds from sale of property and equipment		3	2
Purchases of available-for-sale debt securities and equity securities		(63)	(39)
Proceeds from sales of available-for-sale debt securities and equity securities		48	43
Increase in other investments		(34)	(19)
Net cash used in investing activities		(255)	(53)
Cash flows from financing activities:
Repurchase of restricted stock shares for payroll tax withholding requirements		(5)	(1)
Deferred financing costs and other debt-related costs		(310)	(32)
Redemption of noncontrolling investments in joint ventures		(3)	(2)
Distributions to noncontrolling investors in joint ventures		(66)	(57)
Proceeds from sale-lease back			2
Other borrowings		19	31
Issuance of long-term debt		4,310	1,462
Proceeds from ABL Facility			540
Repayments of long-term indebtedness		(4,396)	(2,264)
Net cash used in financing activities		(451)	(321)
Net change in cash and cash equivalents		(426)	1,336
Cash and cash equivalents at beginning of period		1,676	216
Cash and cash equivalents at end of period	1,250	1,250	1,552
Supplemental disclosure of cash flow information:
Interest payments	(101)	(304)	(486)
Income tax (payments) refunds, net	$ (1)	$ (1)	$ 2