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Long Term Debt - Summary (Detail) (USD $)
In Thousands, unless otherwise specified
Jun. 28, 2014
Dec. 31, 2013
Long Term Debt [Line Items]    
Total Debt $ 317,690 $ 332,702
Less current portion 26 25
Total long-term debt 317,664 332,677
Weighted-average interest rate 7.90% 7.76%
Senior Unsecured Notes
   
Long Term Debt [Line Items]    
Long-Term Debt 200,000 200,000
Senior Secured Term Loan
   
Long Term Debt [Line Items]    
Long-Term Debt 117,625 132,625
Other Debt
   
Long Term Debt [Line Items]    
Long-Term Debt $ 65 $ 77