Financial Information for Subsidiary Guarantors and Non-Guarantor Subsidiaries under Select's 7 5/8% Senior Subordinated Notes (Details 3) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Condensed Consolidating Statement of Operations
Net operating revenues	$ 750,193	$ 698,749	$ 1,494,214	$ 1,391,935
Costs and expenses:
Cost of services	612,669	569,666	1,224,288	1,127,082
General and administrative	18,554	16,115	32,778	32,681
Bad debt expense	10,029	13,943	20,404	28,293
Depreciation and amortization	15,428	17,999	31,627	35,221
Total costs and expenses	656,680	617,723	1,309,097	1,223,277
Income from operations	93,513	81,026	185,117	168,658
Other income and expense:
Loss on early retirement of debt		(31,018)		(31,018)
Equity in earnings (losses) of unconsolidated subsidiaries	2,752	(251)	5,217	(324)
Interest income		111		167
Interest expense	(23,798)	(25,296)	(47,720)	(50,960)
Income before income taxes	72,467	24,572	142,614	86,523
Income tax expense (benefit)	27,651	10,915	55,226	37,479
Net income	44,816	13,657	87,388	49,044
Less: Net income attributable to non-controlling interests	1,644	1,938	2,674	3,653
Net income attributable to Select Medical Holdings Corporation and Select Medical Corporation	43,172	11,719	84,714	45,391
Select Medical Corporation
Condensed Consolidating Statement of Operations
Net operating revenues	750,193	698,749	1,494,214	1,391,935
Costs and expenses:
Cost of services	612,669	569,666	1,224,288	1,127,082
General and administrative	18,554	16,115	32,778	32,681
Bad debt expense	10,029	13,943	20,404	28,293
Depreciation and amortization	15,428	17,999	31,627	35,221
Total costs and expenses	656,680	617,723	1,309,097	1,223,277
Income from operations	93,513	81,026	185,117	168,658
Other income and expense:
Loss on early retirement of debt		(20,385)		(20,385)
Equity in earnings (losses) of unconsolidated subsidiaries	2,752	(251)	5,217	(324)
Interest income		111		167
Interest expense	(20,957)	(19,694)	(42,207)	(38,356)
Income before income taxes	75,308	40,807	148,127	109,760
Income tax expense (benefit)	28,646	16,597	57,156	45,611
Net income	46,662	24,210	90,971	64,149
Less: Net income attributable to non-controlling interests	1,644	1,938	2,674	3,653
Net income attributable to Select Medical Holdings Corporation and Select Medical Corporation	45,018	22,272	88,297	60,496
Select Medical Corporation | Select Medical Corporation (Parent Company Only)
Condensed Consolidating Statement of Operations
Net operating revenues	13	15	97	86
Costs and expenses:
Cost of services	521	194	1,010	832
General and administrative	19,345	16,039	33,455	32,494
Depreciation and amortization	718	654	1,423	1,300
Total costs and expenses	20,584	16,887	35,888	34,626
Income from operations	(20,571)	(16,872)	(35,791)	(34,540)
Other income and expense:
Intercompany interest and royalty fees	(763)	(1,000)	(1,556)	(1,995)
Intercompany management fees	27,755	44,391	57,129	67,863
Loss on early retirement of debt		(20,385)		(20,385)
Interest income		34		65
Interest expense	(13,173)	(9,011)	(26,147)	(16,376)
Income before income taxes	(6,752)	(2,843)	(6,365)	(5,368)
Income tax expense (benefit)	2,211	362	1,976	1,288
Equity in earnings of subsidiaries	53,981	25,477	96,638	67,152
Net income	45,018	22,272	88,297	60,496
Net income attributable to Select Medical Holdings Corporation and Select Medical Corporation	45,018	22,272	88,297	60,496
Select Medical Corporation | Subsidiary Guarantors
Condensed Consolidating Statement of Operations
Net operating revenues	649,628	605,562	1,293,953	1,205,815
Costs and expenses:
Cost of services	527,479	493,059	1,052,944	974,281
General and administrative	(791)	76	(677)	187
Bad debt expense	8,832	11,908	17,674	24,909
Depreciation and amortization	12,410	15,099	25,580	29,455
Total costs and expenses	547,930	520,142	1,095,521	1,028,832
Income from operations	101,698	85,420	198,432	176,983
Other income and expense:
Intercompany interest and royalty fees	754	994	1,539	1,980
Intercompany management fees	(23,159)	(39,901)	(48,242)	(59,131)
Equity in earnings (losses) of unconsolidated subsidiaries	2,739	(260)	5,194	(348)
Interest income		77		101
Interest expense	(6,712)	(9,370)	(13,910)	(19,319)
Income before income taxes	75,320	36,960	143,013	100,266
Income tax expense (benefit)	26,377	16,224	54,904	44,044
Equity in earnings of subsidiaries	5,612	4,784	9,111	10,581
Net income	54,555	25,520	97,220	66,803
Net income attributable to Select Medical Holdings Corporation and Select Medical Corporation	54,555	25,520	97,220	66,803
Select Medical Corporation | Non-Guarantor Subsidiaries
Condensed Consolidating Statement of Operations
Net operating revenues	100,552	93,172	200,164	186,034
Costs and expenses:
Cost of services	84,669	76,413	170,334	151,969
Bad debt expense	1,197	2,035	2,730	3,384
Depreciation and amortization	2,300	2,246	4,624	4,466
Total costs and expenses	88,166	80,694	177,688	159,819
Income from operations	12,386	12,478	22,476	26,215
Other income and expense:
Intercompany interest and royalty fees	9	6	17	15
Intercompany management fees	(4,596)	(4,490)	(8,887)	(8,732)
Equity in earnings (losses) of unconsolidated subsidiaries	13	9	23	24
Interest income				1
Interest expense	(1,072)	(1,313)	(2,150)	(2,661)
Income before income taxes	6,740	6,690	11,479	14,862
Income tax expense (benefit)	58	11	276	279
Net income	6,682	6,679	11,203	14,583
Less: Net income attributable to non-controlling interests	1,644	1,938	2,674	3,653
Net income attributable to Select Medical Holdings Corporation and Select Medical Corporation	5,038	4,741	8,529	10,930
Select Medical Corporation | Eliminations
Other income and expense:
Equity in earnings of subsidiaries	(59,593)	(30,261)	(105,749)	(77,733)
Net income	(59,593)	(30,261)	(105,749)	(77,733)
Net income attributable to Select Medical Holdings Corporation and Select Medical Corporation	$ (59,593)	$ (30,261)	$ (105,749)	$ (77,733)