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Subsequent Events - Additional Information (Detail) - CRG Term Loan - USD ($)
$ in Millions
May. 20, 2016
May. 09, 2016
Apr. 25, 2016
Jun. 26, 2015
Subsequent Event [Line Items]        
Debt drawn       $ 30.0
Scenario Forecast        
Subsequent Event [Line Items]        
Proceeds from draw down of debt $ 10.0      
Subsequent Event        
Subsequent Event [Line Items]        
Debt drawn     $ 15.0  
Proceeds from draw down of debt   $ 5.0