Quarterly report pursuant to Section 13 or 15(d)

Acquisitions - Additional Information (Detail)

v3.2.0.727
Acquisitions - Additional Information (Detail)
 6 Months Ended
Apr. 20, 2015
USD ($)
InfusionPump
Medical_Facility
Jun. 30, 2015
USD ($)
Business Acquisition [Line Items]    
Business combination initial payment paid   $ 3,786,000
Ciscura [Member]    
Business Acquisition [Line Items]    
Number of infusion pumps acquired | InfusionPump 1,800  
Number of medical facility relationships prior to acquisition | Medical_Facility 100  
Approximate purchase price $ 5,400,000  
Business combination initial payment paid 3,800,000  
Business combination estimated integration and transaction costs   700,000
Business combination integration and transaction costs recognized   600,000
Ciscura [Member] | Accounts payable [Member]    
Business Acquisition [Line Items]    
Business combination estimated remaining liability   $ 1,600,000
Ciscura [Member] | Minimum [Member]    
Business Acquisition [Line Items]    
Property and equipment, estimated remaining lives   1 year
Ciscura [Member] | Maximum [Member]    
Business Acquisition [Line Items]    
Approximate purchase price $ 5,900,000  
Property and equipment, estimated remaining lives   7 years