Quarterly report pursuant to Section 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
Jun. 30, 2015
Dec. 31, 2014
Line of Credit Facility [Line Items]    
2015 $ 3,247  
2016 6,686  
2017 5,635  
2018 4,658  
2019 4,538  
2020 10,013  
Total 34,777 $ 25,484
Term Loans [Member]    
Line of Credit Facility [Line Items]    
2015 1,930  
2016 4,401  
2017 4,401  
2018 4,538  
2019 4,538  
2020 10,013  
Total 29,821 20,087
Capital Lease Obligations [Member]    
Line of Credit Facility [Line Items]    
2015 1,317  
2016 2,285  
2017 1,234  
2018 120  
Total $ 4,956 $ 4,831