Quarterly Financial Data Unaudited (Details) (USD $) In Thousands, except Per Share data, 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
Quarterly Financial Data Abstract
Revenues	$ 284,570	$ 267,631	$ 268,099	$ 259,043	$ 242,775	$ 223,885	$ 228,955	$ 227,567	$ 1,079,343	$ 923,182	$ 772,075
Earnings from continuing operations before income taxes	81,644	73,989	78,398	74,496	67,854	63,211	66,611	66,110	308,527	263,786	223,267
Net earnings from continuing operations	68,368	62,562	65,640	62,203	57,384	53,148	55,541	55,349	258,773	221,422	188,294
Net earnings (loss) from discontinued operations	2,800	(295)	196	70	2,010	617	4	(410)	2,771	2,221	1,820
Net earnings	71,168	62,267	65,836	62,273	59,394	53,765	55,545	54,939	261,544	223,643	190,114
Amounts attributable to AmSurg Corp. common shareholders:
Earnings from continuing operations, net of income tax	19,323	17,056	18,489	17,785	15,612	15,196	15,939	15,488	72,653	62,235	50,025
Discontinued operations, net of income tax	235	(285)	74	26	1,202	241	(403)	(712)	50	328	(28)
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
Net earnings from continuing operations attributable to AmSurg Corp. common shareholders	$ 0.60	$ 0.53	$ 0.58	$ 0.56	$ 0.49	$ 0.48	$ 0.50	$ 0.49	$ 2.27	$ 1.97	$ 1.60
Net earnings attributable to AmSurg Corp. common shareholders	$ 0.61	$ 0.52	$ 0.58	$ 0.56	$ 0.53	$ 0.49	$ 0.49	$ 0.47	$ 2.28	$ 1.98	$ 1.60