Quarterly report pursuant to sections 13 or 15(d)

Debt - Summary of Company's Current and Long-Term Debt (Detail)

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Debt - Summary of Company's Current and Long-Term Debt (Detail) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2013
Dec. 31, 2012
Line of Credit Facility [Line Items]    
Current portion of long-term debt $ 3,239 $ 3,953
Long-Term Debt 24,380 27,315
Total 27,619 31,268
Term Loans [Member]
   
Line of Credit Facility [Line Items]    
Current portion of long-term debt 2,400 2,400
Long-Term Debt 22,300 24,100
Total 24,700 26,500
Revolver [Member]
   
Line of Credit Facility [Line Items]    
Current portion of long-term debt      
Long-Term Debt 629 1,800
Total 629 1,800
Capital Leases [Member]
   
Line of Credit Facility [Line Items]    
Current portion of long-term debt 839 1,553
Long-Term Debt 1,451 1,415
Total $ 2,290 $ 2,968