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Summary of Company's Debt (Detail) - USD ($)
$ in Thousands
Jun. 30, 2021
Dec. 31, 2020
Debt Instrument [Line Items]    
Total debt $ 48,294 $ 192,434
Current maturities (2,500) (2,500)
Long-term debt, less current maturities $ 45,794 $ 189,934
U.S. Revolving Note (U.S. Dollar Denominations)    
Debt Instrument [Line Items]    
Interest Rate 1.35% 1.65%
Total debt $ 35,000 $ 171,500
U.S. Revolving Note (Euro Denominations)    
Debt Instrument [Line Items]    
Interest Rate 1.25% 1.50%
Total debt $ 8,294 $ 14,684
DEG Vietnam Loan    
Debt Instrument [Line Items]    
Interest Rate 5.21% 5.21%
Total debt $ 5,000 $ 6,250