Quarterly report pursuant to Section 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
Jun. 30, 2017
Dec. 31, 2016
Line of Credit Facility [Line Items]    
Current portion of long-term debt $ 2,660 $ 5,314
Long-Term Debt 28,719 26,577
Total 31,379 31,891
Unamortized value of the debt issuance costs, Current Portion of Long-Term Debt (28) (22)
Unamortized value of the debt issuance costs, Long-Term Debt (96) (87)
Unamortized value of the debt issuance costs, Total (124) (109)
Term Loan [Member]    
Line of Credit Facility [Line Items]    
Current portion of long-term debt 2,688 5,336
Long-Term Debt 27,400 26,664
Total 30,088 $ 32,000
Revolving Credit Facility [Member]    
Line of Credit Facility [Line Items]    
Current portion of long-term debt 0  
Long-Term Debt 1,415  
Total $ 1,415