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Acquisitions - Narrative (Details) (USD $)
0 Months Ended 12 Months Ended
Oct. 04, 2013
Dec. 31, 2013
Datascope
   
Business Acquisition [Line Items]    
Payments to acquire businesses $ 27,500,000  
Income before tax   1,600,000
Weighted average useful life   10 years
Radial Assist
   
Business Acquisition [Line Items]    
Payments to acquire businesses   2,500,000
Income before tax   191,000
Weighted average useful life   10 years 0 months 27 days
Developed technology | Datascope
   
Business Acquisition [Line Items]    
Useful life   10 years
Developed technology | Radial Assist
   
Business Acquisition [Line Items]    
Useful life   10 years
Customer Lists | Datascope
   
Business Acquisition [Line Items]    
Useful life   6 years
Customer Lists | Radial Assist
   
Business Acquisition [Line Items]    
Useful life   6 years
Trademarks | Datascope
   
Business Acquisition [Line Items]    
Useful life   15 years
Trademarks | Radial Assist
   
Business Acquisition [Line Items]    
Useful life   15 years
Wells Fargo Credit Agreement
   
Business Acquisition [Line Items]    
Long-term debt issuance costs $ 798,000