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Accounts Payable and Accrued Liabilities - Accounts Payable and Accrued Liabilities (Detail) - USD ($)
$ in Thousands
Mar. 31, 2018
Dec. 31, 2017
Accrued liabilities:    
Employee benefits $ 4,008 $ 7,413
Customer tooling 319 290
Taxes other than on income 504 289
Other 830 528
Total accounts payable and accrued liabilities 8,430 10,792
Security Products    
Accounts payable:    
Accounts payable 2,275 1,897
Marine Components    
Accounts payable:    
Accounts payable $ 494 $ 375