CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Cash flows from operating activities:
Net income (loss)	$ (38,606)	$ (98,487)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization	14,639	18,261
Non-cash interest expense, net	1,939	1,811
Provision for (benefit from) deferred income taxes	90	536
Stock-based compensation expense	1,770	2,464
Impairment of long-lived assets and goodwill	8,860	39,760
Loss (gain) on sale of hospitals, net	0	7,815
Non-cash portion of loss (gain) on hospital closures	(567)	5,305
Changes in reserves for self-insurance claims, net of payments	4,160	6,025
Other non-cash expense (income), net	(1,372)	(49)
Changes in operating assets and liabilities, net of acquisitions and divestitures:
Patient accounts receivable, net	(3,986)	1,429
Due from and due to third-party payors, net	(4,421)	1,217
Inventories, prepaid expenses and other current assets	4,911	1,290
Accounts payable and accrued liabilities	20,146	9,587
Long-term assets and liabilities, net	515	443
Net cash provided by (used in) operating activities	8,078	(2,593)
Cash flows from investing activities:
Capital expenditures for property and equipment	(8,292)	(14,528)
Capital expenditures for software	(1,191)	(513)
Acquisitions, net of cash acquired	(455)	(32)
Proceeds from the sale of hospitals	0	38,663
Other investing activities, net	1,729	197
Net cash provided by (used in) investing activities	(8,209)	23,787
Cash flows from financing activities:
Borrowings under revolving credit facilities	152,000	132,000
Repayments under revolving credit facilities	(150,000)	(114,000)
Borrowings of long-term debt	161	12
Repayments of long-term debt	(1,833)	(627)
Payments of debt issuance costs	0	(2,268)
Cancellation of restricted stock awards for payroll tax withholdings on vested shares	(461)	(634)
Cash distributions to noncontrolling investors	(1,223)	(803)
Net cash provided by (used in) financing activities	(1,356)	13,680
Net change in cash, cash equivalents and restricted cash	(1,487)	34,874
Cash, cash equivalents and restricted cash at beginning of period	3,203	5,617
Cash, cash equivalents and restricted cash at end of period	1,716	40,491
Supplemental cash flow information:
Interest payments, net	18,215	17,487
Income tax payments, net	0	146
Non-cash purchases of property and equipment under finance lease obligations	$ 79	$ 0