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Employee Benefit Programs (Details) - USD ($)
$ in Thousands
6 Months Ended 12 Months Ended
Dec. 31, 2014
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Defined Contribution Plan Disclosure [Line Items]        
Cash surrender value $ 17,320 $ 16,623 $ 17,320  
AmSurg 401(k) Plan and Trust [Member]        
Defined Contribution Plan Disclosure [Line Items]        
Employer contributions   14,100 1,600 $ 1,100
401(k) as Part of Sheridan Acquisition [Member]        
Defined Contribution Plan Disclosure [Line Items]        
Plan expense 5,600      
Supplemental Executive And Director Retirement Savings Plan [Member]        
Defined Contribution Plan Disclosure [Line Items]        
Employer contributions   $ 5,200 800 $ 2,300
Maximum voluntary contribution as a percent of annual compensation   50.00%    
Supplemental Executive And Director Retirement Savings Plan [Member] | Prepaid Expenses and Other Current Assets [Member]        
Defined Contribution Plan Disclosure [Line Items]        
Cash surrender value $ 17,320 $ 16,623 $ 17,320  
Minimum [Member] | AmSurg 401(k) Plan and Trust [Member]        
Defined Contribution Plan Disclosure [Line Items]        
Requisite service period   4 years    
Maximum [Member] | AmSurg 401(k) Plan and Trust [Member]        
Defined Contribution Plan Disclosure [Line Items]        
Requisite service period   5 years