Guarantor and Non-Guarantor Supplemental Information (Schedule of Condensed Consolidating and Combining Statement of Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Condensed Income Statements Captions [Line Items]
Operating revenues, net of contractual allowances and discounts	$ 587,945	$ 614,484
Provision for bad debts	60,305	64,933
Net operating revenues	527,640	549,551
Operating costs and expenses:
Salaries and benefits	264,602	256,862
Supplies	63,822	63,661
Other operating expenses	163,424	164,463
Depreciation and amortization	22,120	31,157
Rent	12,102	12,549
Electronic health records incentives earned	(2,452)	(4,208)
Legal, professional and settlement costs	535	241
Impairment of long-lived assets and goodwill	3,300	0
Gain (loss) on sale of business	870	0
Transaction costs related to the Spin-off	31	3,735
Total operating costs and expenses	526,614	528,460
Income (loss) from operations	1,026	21,091
Interest expense, net	27,530	27,452
Equity in earnings of affiliates	0
Income (loss) before income taxes	(26,504)	(6,361)
Provision for (benefit from) income taxes	701	(1,674)
Net income (loss)	(27,205)	(4,687)
Less: Net income (loss) attributable to noncontrolling interests	356	315
Net income (loss) attributable to Quorum Health Corporation	(27,561)	(5,002)
Reportable Legal Entities [Member] | Parent Issuer [Member]
Condensed Income Statements Captions [Line Items]
Operating revenues, net of contractual allowances and discounts	0	0
Provision for bad debts	0	0
Net operating revenues	0	0
Operating costs and expenses:
Salaries and benefits	0	0
Supplies	0	0
Other operating expenses	0	0
Depreciation and amortization	0	0
Rent	0	0
Electronic health records incentives earned	0	0
Legal, professional and settlement costs	0	0
Impairment of long-lived assets and goodwill	0
Gain (loss) on sale of business	0
Transaction costs related to the Spin-off	0	0
Total operating costs and expenses	0	0
Income (loss) from operations	0	0
Interest expense, net	28,584	0
Equity in earnings of affiliates	(1,747)
Income (loss) before income taxes	(26,837)	0
Provision for (benefit from) income taxes	724	0
Net income (loss)	(27,561)	0
Less: Net income (loss) attributable to noncontrolling interests	0	0
Net income (loss) attributable to Quorum Health Corporation	(27,561)	0
Reportable Legal Entities [Member] | Other Guarantors [Member]
Condensed Income Statements Captions [Line Items]
Operating revenues, net of contractual allowances and discounts	449,000	459,747
Provision for bad debts	49,559	48,355
Net operating revenues	399,441	411,392
Operating costs and expenses:
Salaries and benefits	181,022	172,202
Supplies	45,873	44,781
Other operating expenses	129,310	131,459
Depreciation and amortization	18,528	25,490
Rent	7,098	7,021
Electronic health records incentives earned	(1,457)	(3,999)
Legal, professional and settlement costs	535	241
Impairment of long-lived assets and goodwill	3,300
Gain (loss) on sale of business	0
Transaction costs related to the Spin-off	23	2,798
Total operating costs and expenses	384,232	379,993
Income (loss) from operations	15,209	31,399
Interest expense, net	(1,056)	25,540
Equity in earnings of affiliates	2,578
Income (loss) before income taxes	13,687	5,859
Provision for (benefit from) income taxes	362	1,542
Net income (loss)	13,325	4,317
Less: Net income (loss) attributable to noncontrolling interests	0	0
Net income (loss) attributable to Quorum Health Corporation	13,325	4,317
Reportable Legal Entities [Member] | Non-Guarantors [Member]
Condensed Income Statements Captions [Line Items]
Operating revenues, net of contractual allowances and discounts	138,945	154,737
Provision for bad debts	10,746	16,578
Net operating revenues	128,199	138,159
Operating costs and expenses:
Salaries and benefits	83,580	84,660
Supplies	17,949	18,880
Other operating expenses	34,114	33,004
Depreciation and amortization	3,592	5,667
Rent	5,004	5,528
Electronic health records incentives earned	(995)	(209)
Legal, professional and settlement costs	0	0
Impairment of long-lived assets and goodwill	0
Gain (loss) on sale of business	870
Transaction costs related to the Spin-off	8	937
Total operating costs and expenses	142,382	148,467
Income (loss) from operations	(14,183)	(10,308)
Interest expense, net	2	1,912
Equity in earnings of affiliates	0
Income (loss) before income taxes	(14,185)	(12,220)
Provision for (benefit from) income taxes	(385)	(3,216)
Net income (loss)	(13,800)	(9,004)
Less: Net income (loss) attributable to noncontrolling interests	356	315
Net income (loss) attributable to Quorum Health Corporation	(14,156)	(9,319)
Eliminations [Member]
Condensed Income Statements Captions [Line Items]
Operating revenues, net of contractual allowances and discounts	0	0
Provision for bad debts	0	0
Net operating revenues	0	0
Operating costs and expenses:
Salaries and benefits	0	0
Supplies	0	0
Other operating expenses	0	0
Depreciation and amortization	0	0
Rent	0	0
Electronic health records incentives earned	0	0
Legal, professional and settlement costs	0	0
Impairment of long-lived assets and goodwill	0
Gain (loss) on sale of business	0
Transaction costs related to the Spin-off	0	0
Total operating costs and expenses	0	0
Income (loss) from operations	0	0
Interest expense, net	0	0
Equity in earnings of affiliates	(831)
Income (loss) before income taxes	831	0
Provision for (benefit from) income taxes	0	0
Net income (loss)	831	0
Less: Net income (loss) attributable to noncontrolling interests	0	0
Net income (loss) attributable to Quorum Health Corporation	$ 831	$ 0