Annual report pursuant to Section 13 and 15(d)

Lines of Credit and Other Borrowings - Additional Information (Detail)

v3.3.1.900
Lines of Credit and Other Borrowings - Additional Information (Detail)
 12 Months Ended
Jul. 28, 2014
USD ($)
Agreement
Jun. 03, 2014
Dec. 31, 2014
USD ($)
Dec. 31, 2013
USD ($)
Dec. 31, 2015
USD ($)
Line Of Credit Facility [Line Items]          
Repayments under Credit Agreements     $ 21,508,000 $ 32,104,000  
Interest expense incurred for lines of credit and loan and security agreement     457,000 599,000  
Amortization of debt issuance costs     128,000 197,000  
Amortization of discount on lines of credit     200,000 $ 179,000  
Restricted cash     $ 0   $ 200,000
Credit Agreements          
Line Of Credit Facility [Line Items]          
Number revolving credit facility agreements | Agreement 2        
Repayments under Credit Agreements $ 2,900,000        
Amendment No. 2          
Line Of Credit Facility [Line Items]          
Prime floor, daily prime plus LIBOR   2.50%      
Unused capacity commitment fee percentage   0.25%      
Amendment No. 2 | Domestic Revolver Credit Facility | Prime Rate          
Line Of Credit Facility [Line Items]          
Interest on principal balance rate plus   2.50%      
Amendment No. 2 | Ex-Im Revolver | Prime Rate | Minimum          
Line Of Credit Facility [Line Items]          
Interest on principal balance rate plus   2.00%