Acquisitions (Revs and Earnings) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Business Acquisition [Line Items]
Net earnings	$ 71,168	$ 62,267	$ 65,836	$ 62,273	$ 59,394	$ 53,765	$ 55,545	$ 54,939	$ 261,544	$ 223,643	$ 190,114
Less: Net earnings attributable to noncontrolling interests									188,841	161,080	140,117
Net earnings (loss) attributable to AmSurg Corp. common shareholders	19,558	16,771	18,563	17,811	16,814	15,437	15,536	14,776	72,703	62,563	49,997
Series of Individually Immaterial Business Acquisitions [Member]
Business Acquisition [Line Items]
Revenues									15,616	11,247
Net earnings									4,596	3,441
Less: Net earnings attributable to noncontrolling interests									2,603	1,977
Net earnings (loss) attributable to AmSurg Corp. common shareholders									$ 1,993	$ 1,464