Annual report pursuant to section 13 and 15(d)

Debt - Additional Information (Detail)

v2.4.0.8
Debt - Additional Information (Detail) (USD $)
In Thousands, unless otherwise specified
12 Months Ended 1 Months Ended 12 Months Ended 1 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Jun. 24, 2013
City National Bank
Dec. 31, 2013
City National Bank
Jun. 24, 2013
City National Bank
Delayed Draw Term Loan
Installment
Jun. 24, 2013
City National Bank
Delayed Draw Term Loan
Option One
Maximum
Jun. 24, 2013
City National Bank
Delayed Draw Term Loan
Option One
Minimum
Jun. 24, 2013
City National Bank
Delayed Draw Term Loan
Option Two
Jun. 24, 2013
City National Bank
Borrowings Under Revolving Credit Agreement
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%    
Borrowings under revolving credit facility 3,000       3,000          
Interest expense including amortization of deferred financing fees 447 304 164   152          
Interest on principal amount         3.30%          
Credit facility, proceeds from borrowings $ 7,000     $ 7,000            
Credit facility, number of installments           20        
Credit facility, frequency of installments           Quarterly        
Debt covenant, restriction on change in control                   30.00%