Quarterly report pursuant to sections 13 or 15(d)

Debt - Additional Information (Detail)

v2.4.0.8
Debt - Additional Information (Detail) (City National Bank [Member], USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended 0 Months Ended 6 Months Ended 0 Months Ended
Jun. 30, 2013
Jun. 30, 2013
Jun. 24, 2013
Jun. 24, 2013
Delayed Draw Term Loan [Member]
Jun. 30, 2013
Delayed Draw Term Loan [Member]
Installment
Jun. 24, 2013
Delayed Draw Term Loan [Member]
Option One [Member]
Maximum [Member]
Jun. 24, 2013
Delayed Draw Term Loan [Member]
Option One [Member]
Minimum [Member]
Jun. 24, 2013
Delayed Draw Term Loan [Member]
Option Two [Member]
Jun. 28, 2013
Revolving Credit Facility [Member]
Jun. 24, 2013
Revolving Credit Facility [Member]
Schedule Of Maturities Of Long Term Debt [Line Items]                    
Credit facility, borrowing capacity     $ 15,000 $ 7,500           $ 7,500
Credit facility maturity date       Jun. 24, 2020           Dec. 24, 2016
Credit facility, interest rate description       The higher of the prime rate plus a margin of 0.05 percentage points and 2.5% or the LIBOR rate plus 3 percentage points, at the borrowers' option            
Credit facility, spread on variable rate           0.05%   3.00%    
Credit facility, variable interest rate basis           Prime rate   LIBOR    
Credit facility, fixed interest rate             2.50%      
Credit facility, proceeds from borrowings                 7,000  
Credit facility, number of installments         20          
Credit facility, frequency of installments         Quarterly          
Debt covenant, restriction on change in control   30.00%                
Interest expense including amortization of deferred financing fees $ 2 $ 2