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Financing Arrangements (Asset Based Revolving Credit Facility) - Additional Information (Detail)
 3 Months Ended 9 Months Ended
Sep. 30, 2018
USD ($)
Sep. 30, 2018
USD ($)
Sep. 30, 2018
JPY (¥)
Sep. 30, 2018
USD ($)
Dec. 31, 2017
USD ($)
Sep. 30, 2017
USD ($)
Dec. 31, 2016
USD ($)
Debt Instrument [Line Items]              
Asset-based credit facilities       $ 4,300,000 $ 87,755,000 $ 70,618,000  
Cash and cash equivalents       70,821,000 85,674,000 82,021,000 $ 125,975,000
Total available liquidity       330,220,000   195,105,000  
Asset-based credit facility, maximum borrowing capacity       330,000,000      
Equipment note, short-term       2,400,000 2,367,000    
Equipment note, long-term       7,783,000 9,448,000    
United States              
Debt Instrument [Line Items]              
Asset-based credit facility, maximum borrowing capacity       260,000,000      
Canada              
Debt Instrument [Line Items]              
Asset-based credit facility, maximum borrowing capacity       25,000,000      
United Kingdom              
Debt Instrument [Line Items]              
Asset-based credit facility, maximum borrowing capacity       45,000,000      
Bank of America, N.A.              
Debt Instrument [Line Items]              
Asset-based credit facilities       4,300,000      
Amount outstanding under letters of credit       $ 1,205,000   $ 857,000  
Average outstanding borrowing   $ 99,999,000          
Average available liquidity   $ 188,941,000          
Asset-based credit facility, maturity date   Nov. 20, 2022          
Debt covenants , dividend restrictions   In addition, the ABL Facility imposes restrictions on the amount the Company could pay in annual cash dividends, including certain restrictions on the amount of additional indebtedness and requirements to maintain a certain fixed charge coverage ratio under certain circumstances.          
Debt Covenant, Borrowing Base Below Threshold, Period Ratio Required to be in Compliance   30 days          
Fixed Charge Coverage Ratio Covenant Reference Borrowing Capacity, Percent   10.00%          
Fixed Charge Coverage Ratio Covenant Reference Borrowing Capacity   $ 33,000,000          
Asset-based credit facility, interest rate     4.17% 4.17%      
Asset-based credit facility, Monthly fees on unused portion   0.25%          
Asset-based credit facility, origination fees       $ 2,284,000      
Unamortized origination fees       1,890,000 2,197,000    
Bank of America, N.A. | Other Current Assets              
Debt Instrument [Line Items]              
Asset-based credit facility, origination fees included in other current assets       463,000 454,000    
Bank of America, N.A. | Other Assets              
Debt Instrument [Line Items]              
Asset-based credit facility, origination fees included in other long-term assets       1,427,000 1,743,000    
Japan Credit Facility, 1 [Member] | The Bank Of Tokyo-Mitsubishi UFJ [Member] | Tokyo Interbank Offered Rate (TIBOR)              
Debt Instrument [Line Items]              
Basis spread on variable rate on debt   0.80%          
Japan Credit Facility, 1 [Member] | The Bank of Tokyo-Mitsubishi UFG Ltd              
Debt Instrument [Line Items]              
Asset-based credit facilities | ¥     ¥ 0        
Asset-based credit facility, maximum borrowing capacity     ¥ 4,000,000,000 $ 35,184,000      
Applicable margin rate reduction   subject to an effective interest rate equal to the Tokyo interbank offered rate plus 0.80          
Asset-based credit facility, interest rate     0.86% 0.86%      
Debt instrument term   3 years          
Intellectual Property [Member]              
Debt Instrument [Line Items]              
Line Of Credit, Maximum Borrowing Capacity, Quarterly Reduction Period   3 years          
Real Estate [Member]              
Debt Instrument [Line Items]              
Line Of Credit, Maximum Borrowing Capacity, Quarterly Reduction Period   15 years          
Secured Debt | Equipment Note              
Debt Instrument [Line Items]              
Asset-based credit facility, interest rate     3.79% 3.79%      
Long-term Debt       $ 10,183,000 11,815,000    
Equipment note, short-term       2,400,000 2,367,000    
Equipment note, long-term       $ 7,783,000 $ 9,448,000    
Note amortization period 5 years            
Interest Expense, Debt $ 100,000 $ 315,000