CONDENSED CONSOLIDATED AND COMBINED STATEMENTS OF INCOME (LOSS) (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Income Statement [Abstract]
Operating revenues, net of contractual allowances and discounts	$ 585,215	$ 598,163	$ 1,173,160	$ 1,212,647
Provision for bad debts	55,069	68,426	115,374	133,359
Net operating revenues	530,146	529,737	1,057,786	1,079,288
Operating costs and expenses:
Salaries and benefits	265,309	264,886	529,911	521,748
Supplies	64,112	64,136	127,934	127,797
Other operating expenses	157,613	163,185	321,037	327,648
Depreciation and amortization	20,586	31,463	42,706	62,620
Rent	12,152	12,545	24,254	25,094
Electronic health records incentives earned	(1,777)	(4,247)	(4,229)	(8,455)
Legal, professional and settlement costs	3,934	5,447	4,469	5,688
Impairment of long-lived assets and goodwill	12,900	250,400	16,200	250,400
Loss (gain) on sale of hospitals, net	(4,321)	0	(5,191)	0
Transaction costs related to the Spin-off	0	1,177	31	4,912
Total operating costs and expenses	530,508	788,992	1,057,122	1,317,452
Income (loss) from operations	(362)	(259,255)	664	(238,164)
Interest expense, net	30,458	29,276	57,988	56,728
Income (loss) before income taxes	(30,820)	(288,531)	(57,324)	(294,892)
Provision for (benefit from) income taxes	(245)	(44,565)	456	(46,239)
Net income (loss)	(30,575)	(243,966)	(57,780)	(248,653)
Less: Net income (loss) attributable to noncontrolling interests	55	1,095	411	1,410
Net income (loss) attributable to Quorum Health Corporation	$ (30,630)	$ (245,061)	$ (58,191)	$ (250,063)
Earnings (loss) per share attributable to Quorum Health Corporation stockholders:
Basic and diluted	$ (1.09)	$ (8.63)	$ (2.08)	$ (8.80)
Weighted-average shares outstanding:
Basic and diluted	28,145,215	28,412,720	27,977,738	28,412,389