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Subsequent Event - Additional Information (Detail) - Revolving credit facility - Subsequent Event
May 09, 2017
USD ($)
Subsequent Event [Line Items]  
Credit facility, increase in aggregate principal amount of commitments available $ 75,000,000
Credit facility, borrowing capacity 200,000,000
Credit Facility additional borrowing amount $ 100,000,000
Credit Facility, maturity May 09, 2022
Minimum consolidated fixed charge coverage ratio 1.15%
Percentage of lesser of aggregate revolving commitments and borrowing base for excess availability of credit facility 12.50%
Federal Funds Rate  
Subsequent Event [Line Items]  
Credit Facility, interest rate above base rate 0.50%
LIBOR  
Subsequent Event [Line Items]  
Credit Facility, interest rate above base rate 2.00%
Minimum  
Subsequent Event [Line Items]  
Credit Facility, fee for undrawn amounts 0.325%
Minimum | LIBOR  
Subsequent Event [Line Items]  
Credit Facility, interest rate above base rate 2.00%
Minimum | Base Rate  
Subsequent Event [Line Items]  
Credit Facility, interest rate above base rate 1.00%
Maximum  
Subsequent Event [Line Items]  
Credit Facility, fee for undrawn amounts 0.375%
Amount of excess availability under revolving credit facility required based on facility covenants $ 15,000,000
Maximum | LIBOR  
Subsequent Event [Line Items]  
Credit Facility, interest rate above base rate 2.50%
Maximum | Base Rate  
Subsequent Event [Line Items]  
Credit Facility, interest rate above base rate 1.50%
Swingline Borrowings  
Subsequent Event [Line Items]  
Credit facility, borrowing capacity $ 20,000,000
Letter of Credit  
Subsequent Event [Line Items]  
Credit facility, borrowing capacity $ 15,000,000