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Subsequent Events (Details) - USD ($)
12 Months Ended
Feb. 04, 2016
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Feb. 03, 2016
Oct. 04, 2013
Dec. 19, 2012
Subsequent Event [Line Items]              
Cash paid in acquisitions, net of cash acquired   $ 12,368,000 $ 5,927,000 $ 31,600,000      
Revolving Credit Facility | Third Amendment to Amended and Restated Credit Agreement | Subsequent Event              
Subsequent Event [Line Items]              
Increase to maximum borrowing capacity         $ 50,000,000    
Maximum borrowing capacity         $ 225,000,000    
Revolving Credit Facility | Credit Agreement              
Subsequent Event [Line Items]              
Maximum borrowing capacity           $ 215,000,000  
Term Loan | Credit Agreement              
Subsequent Event [Line Items]              
Maximum borrowing capacity             $ 100,000,000
CryoLife Inc. | Subsequent Event              
Subsequent Event [Line Items]              
Cash paid in acquisitions, net of cash acquired $ 18,500,000