Shareholder's Equity (Schedule Of Reconciliation Of Numerator And Denominators Of Basic And Diluted Earnings Per Share) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Convertible Preferred Dividends, Net of Tax	$ 2,264		$ 4,528
Net earnings (loss) from continuing operations attributable to AmSurg Corp. common shareholders (Numerator)	$ 43,805	$ 31,411	$ 72,404	$ 50,185
Net earnings (loss) from continuing operations attributable to AmSurg Corp. common shareholders (basic), shares (Denominator)	53,739	47,678	53,702	47,625
Earnings Per Share, Basic	$ 0.82	$ 0.66	$ 1.35	$ 1.05
Effect of dilutive securities, options and non-vested shares	3,588	421	3,527	377
Net Income (Loss) Attributable to Parent, Diluted	$ 46,069	$ 31,411	$ 76,932	$ 50,185
Net earnings (loss) from continuing operations attributable to AmSurg Corp. (diluted), shares (Denominator)	57,327	48,099	57,229	48,002
Earnings Per Share, Diluted	$ 0.80	$ 0.65	$ 1.34	$ 1.05
Mandatory Convertible Preferred Stock [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Number of anti-dilutive shares		3,100		3,100