Consolidated Statements Of Comprehensive Income (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Consolidated Statements Of Comprehensive Income
Net earnings	$ 59,394	$ 53,765	$ 55,545	$ 54,939	$ 51,492	$ 47,617	$ 46,377	$ 44,628	$ 223,643	$ 190,114	$ 180,496
Other comprehensive income, net of income tax:
Unrealized gain on interest rate swap, net of income tax									0	515	1,334
Comprehensive income, net of income tax									223,643	190,629	181,830
Less comprehensive income attributable to noncontrolling interests									161,080	140,117	130,671
Comprehensive income attributable to AmSurg Corp. common shareholders									$ 62,563	$ 50,512	$ 51,159