Basis of Presentation (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2016 USD ($) center	Mar. 31, 2015 USD ($)	Dec. 31, 2015 USD ($)
Variable Interest Entity [Line Items]
Number of ownership interests of less than 51% | center	23
Investments in unconsolidated affiliates	$ 172,826		$ 169,170
Income (Loss) from Equity Method Investments	6,579	$ 2,651
Net revenue	724,678	570,445
Prepaid and other current assets	76,513		75,771
Restricted Cash and Marketable Securities
Restricted cash and marketable securities, total	26,800		27,400
Restricted cash and investments, noncurrent	12,400		13,900
Restricted marketable securities	500		2,700
Variable Interest Entity, Primary Beneficiary, Aggregated Disclosure [Member]
Variable Interest Entity [Line Items]
Assets of VIEs	735,300		740,100
Liabilities of VIEs	299,300		299,000
Restricted use assets of VIEs	174,400		176,800
Debt of VIEs guaranteed by AmSurg	$ 17,400		21,700
Variable Interest Entity, Not Primary Beneficiary, Aggregated Disclosure [Member]
Variable Interest Entity [Line Items]
Percent of voting rights in unconsolidated affiliates	50.00%
Investments in unconsolidated affiliates	$ 172,800		169,200
Income (Loss) from Equity Method Investments	6,600	2,700
Net revenue	6,300	$ 3,400
Prepaid and other current assets	$ 8,100		$ 2,300
Consolidated [Member]
Variable Interest Entity [Line Items]
Number of ownership interests of less than 51% | center	2