Condensed Consolidated Statements of Cash Flows - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Cash flows from operating activities:
Net (loss) income	$ (177)	$ 36
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Depreciation and amortization	236	298
Government and other legal settlements and related costs	(1)
Stock-based compensation expense	9	14
Impairment of hospitals sold or held for sale		1
Impairment and (gain) loss on sale of businesses, net	250	17
Loss from early extinguishment of debt	21
Other non-cash expenses, net	8	14
Changes in operating assets and liabilities, net of effects of acquisitions and divestitures:
Patient accounts receivable	11	(109)
Supplies, prepaid expenses and other current assets	(67)	(14)
Accounts payable, accrued liabilities and income taxes	(14)	64
Other	(34)	(27)
Net cash provided by operating activities	242	294
Cash flows from investing activities:
Acquisitions of facilities and other related equipment	(2)	(99)
Purchases of property and equipment	(146)	(224)
Proceeds from disposition of hospitals and other ancillary operations		12
Proceeds from sale of property and equipment		4
Purchases of available-for-sale securities	(12)	(37)
Proceeds from sales of available-for-sale securities	26	40
Increase in other investments	(37)	(67)
Net cash used in investing activities	(171)	(371)
Cash flows from financing activities:
Repurchase of restricted stock shares for payroll tax withholding requirements	(5)	(7)
Deferred financing costs and other debt-related costs	(40)
Proceeds from noncontrolling investors in joint ventures	5
Redemption of noncontrolling investments in joint ventures	(4)	(16)
Distributions to noncontrolling investors in joint ventures	(28)	(18)
Borrowings under credit agreements	610	1,564
Issuance of long-term debt	2,200
Proceeds from receivables facility	26	31
Repayments of long-term indebtedness	(2,826)	(1,480)
Net cash (used in) provided by financing activities	(62)	74
Net change in cash and cash equivalents	9	(3)
Cash and cash equivalents at beginning of period	238	184
Cash and cash equivalents at end of period	247	181
Supplemental disclosure of cash flow information:
Interest payments	(279)	(307)
Income tax refunds (payments), net	$ 0	$ 0