Acquisitions (Revs and Earnings) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Business Acquisition [Line Items]
Net revenue	$ 650,227	$ 502,350	$ 1,862,622	$ 1,040,138
Net earnings	98,279	37,423	257,781	165,709
Less: Net earnings attributable to noncontrolling interests	55,618	47,257	160,407	139,387
Net earnings (loss) attributable to AmSurg Corp. shareholders	$ 42,661	$ (9,834)	97,374	26,322
Series of Individually Immaterial Business Acquisitions [Member]
Business Acquisition [Line Items]
Net revenue			95,026	9,925
Net earnings			18,605	2,293
Less: Net earnings attributable to noncontrolling interests			4,561	1,412
Net earnings (loss) attributable to AmSurg Corp. shareholders			$ 14,044	881
Sheridan Healthcare [Member]
Business Acquisition [Line Items]
Net revenue				226,545
Net earnings				19,684
Less: Net earnings attributable to noncontrolling interests				164
Net earnings (loss) attributable to AmSurg Corp. shareholders				$ 19,520