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Shareholders' Equity (Tables)
3 Months Ended
Mar. 31, 2012
Shareholders' Equity  
Share-Based Activity
  Three Months Ended
  March 31,
  2012 2011
       
Share-based compensation expense $ 1,792 $ 1,593
Fair value of shares vested    5,948   2,363
Cash received from option exercises    2,521   3,597
Tax benefit from option exercises    79   542
Schedule Of Changes In Non-Vested Restricted Shares
      Weighted
    Number Average
    of Grant
    Shares Price
        
Non-vested shares at December 31, 2011  732,412 $ 21.91
 Shares granted   255,138   22.66
 Shares vested  (166,078)   26.24
 Shares forfeited   (448)   24.75
       
Non-vested shares at March 31, 2012  821,024 $ 22.36
Schedule Of Stock Option Activity
         Weighted
         Average
      Weighted Remaining
    Number Average Contractual
    of Exercise Term
    Shares Price (in years)
          
Outstanding at December 31, 2011  2,510,054 $ 23.09  3.4
 Options exercised with total intrinsic value of $2,521,000  (112,203)   22.47  
          
Outstanding at March 31, 2012 with aggregate intrinsic value of $11,675,000  2,397,851 $ 23.12  3.1
          
Vested at March 31, 2012 with aggregate intrinsic value of $11,675,000  2,397,851 $ 23.12  3.1
          
Exercisable at March 31, 2012 with aggregate intrinsic value of $11,675,000  2,397,851 $ 23.12  3.1
Schedule Of Reconciliation Of Numerator And Denominators Of Basic And Diluted Earnings Per Share
    Three Months Ended March 31,
         Per
    Earnings Shares  Share
    (Numerator) (Denominator) Amount
           
2012:        
Net earnings from continuing operations attributable to AmSurg Corp.        
  per common share (basic) $ 15,719  30,619 $ 0.51
           
Effect of dilutive securities options and non-vested shares    -  782   
           
 Net earnings from continuing operations attributable to AmSurg Corp.        
   per common share (diluted)  $ 15,719  31,401 $ 0.50
           
Net earnings attributable to AmSurg Corp. per common share (basic)  $ 14,776  30,619 $ 0.48
          
Effect of dilutive securities options and non-vested shares   -  782   
           
 Net earnings attributable to AmSurg Corp.        
   per common share (diluted) $ 14,776  31,401 $ 0.47
           
2011:        
Net earnings from continuing operations attributable to AmSurg Corp.        
  per common share (basic) $ 11,605  30,420 $ 0.38
           
Effect of dilutive securities options and non-vested shares    -  604   
           
 Net earnings from continuing operations attributable to AmSurg Corp.        
   per common share (diluted)  $ 11,605  31,024 $ 0.37
           
Net earnings attributable to AmSurg Corp. per common share (basic)  $ 11,693  30,420 $ 0.38
          
Effect of dilutive securities options and non-vested shares   -  604   
           
 Net earnings attributable to AmSurg Corp.        
   per common share (diluted) $ 11,693  31,024 $ 0.38