Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Cash flows from operating activities:
Net earnings	$ 165,709	$ 190,376
Adjustments to reconcile net earnings to net cash flows provided by operating activities:
Depreciation and amortization	37,620	24,152
Amortization of deferred loan costs	15,645	1,459
Provision for uncollectibles	69,715	16,382
Net loss on sale of long-lived assets	2,468	84
Gain on deconsolidation	(3,411)	(2,237)
Share-based compensation	7,388	6,070
Excess tax benefit from share-based compensation	(2,288)	(1,890)
Deferred income taxes	31,388	29,835
Equity in earnings of unconsolidated affiliates	(3,461)	(2,193)
Debt extinguishment costs	4,536	0
Increases (decreases) in cash and cash equivalents, net of acquisitions and dispositions:
Accounts receivable	(65,758)	(17,821)
Prepaid, supplies and other current assets	(24,346)	(1,339)
Accounts payable	(10,007)	(2,823)
Accrued expenses and other liabilities	48,368	6,820
Other, net	2,485	2,058
Net cash flows provided by operating activities	276,051	248,933
Cash flows from investing activities:
Acquisitions and related expenses	(2,138,648)	(59,455)
Acquisition of property and equipment	(23,109)	(20,711)
Proceeds from sale of interests in surgery centers	4,969	151
Purchases of marketable securities	(3,486)	0
Other	2,082	107
Net cash flows used in investing activities	(2,158,192)	(79,908)
Cash flows from financing activities:
Proceeds from long-term borrowings	2,046,399	129,435
Repayment on long-term borrowings	(403,043)	(151,676)
Distributions to noncontrolling interests	(139,443)	(137,081)
Proceeds from preferred stock offering	172,500	0
Cash dividends for preferred shares	(2,239)	0
Proceeds from common stock offering	439,875	0
Proceeds from issuance of common stock upon exercise of stock options	2,150	23,289
Repurchase of common stock	(2,890)	(35,481)
Excess tax benefit from share-based compensation	2,288	1,890
Payments of equity issuance costs	(24,366)	0
Financing cost incurred	(65,673)	(1,257)
Other	(176)	961
Net cash flows provided by (used in) financing activities	2,025,382	(169,920)
Net increase (decrease) in cash and cash equivalents	143,241	(895)
Cash and cash equivalents, beginning of period	50,840	46,398
Cash and cash equivalents, end of period	194,081	45,503
Supplemental cash flow information:
Interest payments	20,440	21,601
Income tax payments, net of refunds	$ 6,970	$ 7,444