Shareholder's Equity (Schedule Of Reconciliation Of Numerator And Denominators Of Basic And Diluted Earnings Per Share) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Shareholders' Equity
Net earnings from continuing operations attributable to AmSurg Corp., Earnings (Numerator)	$ 17,811	$ 15,554
Net earnings attributable to AmSurg Corp., Earnings (Numerator)	$ 17,811	$ 14,776
Net earnings from continuing operations attributable to AmSurg Corp. (Basic), Shares (Denominator)	31,217	30,619
Net earnings from continuing operations attributable to AmSurg Corp. (Diluted), Shares (Denominator)	31,881	31,401
Dilutive Securities, Effect on Basic Earnings Per Share	664	782
Net earnings from continuing operations attributable to AmSurg Corp. per common share (basic), Per Share Amount	$ 0.57	$ 0.51
Net earnings from continuing operations attributable to AmSurg Corp. per common share (diluted), Per Share Amount	$ 0.56	$ 0.50
Net earnings attributable to AmSurg Corp. per common share (Diluted), Per Share Amount	$ 0.56	$ 0.47
Net earnings attributable to AmSurg Corp. per common share (basic), Per Share Amount	$ 0.57	$ 0.48