Shareholder's Equity (Schedule Of Reconciliation Of Numerator And Denominators Of Basic And Diluted Earnings Per Share) (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 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)	$ 18,774	$ 17,392
Net earnings (loss) from continuing operations attributable to AmSurg Corp. common shareholders (basic), shares (Denominator)	47,572,000	31,716,000
Effect of dilutive securities, options and non-vested shares	333,000	404,000
Net earnings (loss) from continuing operations attributable to AmSurg Corp. (diluted), shares (Denominator)	47,905,000	32,120,000
Net earnings (loss) from continuing operations attributable to AmSurg Corp. common shareholders (basic), (usd per share)	$ 0.39	$ 0.55
Net earnings (loss) from continuing operations attributable to AmSurg Corp. common shareholders (diluted), (usd per share)	$ 0.39	$ 0.54
Mandatory Convertible Preferred Stock [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Number of anti-dilutive shares	3,200,000