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Summary of Company's Debt (Detail) - USD ($) $ in Thousands | Sep. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Debt Instrument [Line Items] |  |
Total debt | $ 40,000 | $ 192,434
Current maturities | (2,500) | (2,500)
Long-term debt, less current maturities | $ 37,500 | $ 189,934
U.S. Revolving Note (U.S. Dollar Denominations) |  |
Debt Instrument [Line Items] |  |
Interest Rate | 1.33% | 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 |  | $ 14,684
DEG Vietnam Loan |  |
Debt Instrument [Line Items] |  |
Interest Rate | 5.21% | 5.21%
Total debt | $ 5,000 | $ 6,250

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