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Debt - Term Loan - Additional Information (Detail) - USD ($)
Jan. 30, 2016
Oct. 31, 2015
Jan. 31, 2015
Dec. 07, 2011
Term Loan [Line Items]        
Line of credit   $ 35,000,000 $ 0  
Cash and Cash Equivalents [Member] | Five Year Term Loan [Member] | Five-Year Senior Secured Term Loan [Member]        
Term Loan [Line Items]        
Interest rate       5.50%
Cash [Member] | Term Loan [Member]        
Term Loan [Line Items]        
Accrued interest   4,000,000    
Payment in kind [Member] | Term Loan [Member]        
Term Loan [Line Items]        
Interest rate       7.50%
Wells Fargo Bank NA [Member] | Wells Credit Facility [Member]        
Term Loan [Line Items]        
Cash dominion event threshold   $ 25,000,000    
Temporary cash dominion event threshold   15.00%    
Scenario, Forecast [Member]        
Term Loan [Line Items]        
Line of credit $ 35,000,000