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		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Net earnings (loss) from continuing operations attributable to AmSurg Corp. common shareholders (Numerator)	$ 40,397	$ (10,697)	$ 90,582	$ 25,466
Net earnings (loss) from continuing operations attributable to AmSurg Corp. common shareholders (basic), shares (Denominator)	47,707	46,320	47,652	36,620
Preferred stock dividends	$ 2,264
Effect of dilutive securities, options and non-vested shares	3,568	0	398	406
Net Income (Loss) Attributable to Parent, Diluted	$ 42,661	$ (10,697)	$ 90,582	$ 25,466
Net earnings (loss) from continuing operations attributable to AmSurg Corp. (diluted), shares (Denominator)	51,275	46,320	48,050	37,026
Net earnings (loss) from continuing operations attributable to AmSurg Corp. common shareholders (basic), (usd per share)	$ 0.85	$ (0.23)	$ 1.90	$ 0.70
Net earnings (loss) from continuing operations attributable to AmSurg Corp. common shareholders (diluted), (usd per share)	$ 0.83	$ (0.23)	$ 1.89	$ 0.69
Mandatory Convertible Preferred Stock [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Number of anti-dilutive shares			3,100