Quarterly report pursuant to sections 13 or 15(d)

Debt - Summary of Future Maturities of Loans and Capital Leases (Detail)

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Debt - Summary of Future Maturities of Loans and Capital Leases (Detail) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2013
Dec. 31, 2012
Line of Credit Facility [Line Items]    
Remainder of 2013 $ 1,554  
2014 3,155  
2015 2,969  
2016 20,650  
Total 28,328 31,268
Term Loans [Member]
    
Line of Credit Facility [Line Items]    
Remainder of 2013 1,200  
2014 2,400  
2015 2,400  
2016 19,300  
Total 25,300 26,500
Revolver [Member]
    
Line of Credit Facility [Line Items]    
Remainder of 2013     
2014     
2015     
2016 1,214  
Total 1,214 1,800
Capital Leases [Member]
    
Line of Credit Facility [Line Items]    
Remainder of 2013 354  
2014 755  
2015 569  
2016 136  
Total $ 1,814 $ 2,968