Acquisitions and Disposals (Revs and Earnings) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Business Acquisition [Line Items]
Net revenue	$ 758,499	$ 641,950	$ 1,483,177	$ 1,212,395
Net earnings	103,119	90,747	187,823	159,502
Less: Net earnings attributable to noncontrolling interests	57,050	57,072	110,891	104,789
Net earnings attributable to AmSurg Corp. shareholders	$ 46,069	$ 33,675	76,932	54,713
Series of Individually Immaterial Business Acquisitions [Member]
Business Acquisition [Line Items]
Net revenue			12,714	48,042
Net earnings			2,198	9,101
Less: Net earnings attributable to noncontrolling interests			563	2,353
Net earnings attributable to AmSurg Corp. shareholders			$ 1,635	$ 6,748