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Principal Maturities of Debt (Detail) - USD ($)
$ in Thousands
Mar. 31, 2020
Dec. 31, 2019
Debt Instrument [Line Items]    
Debt maturing in remainder of 2020 $ 2,500  
Debt maturing in 2021 2,500  
Debt maturing in 2022 2,500  
Debt maturing in 2023 1,250  
Debt maturing in 2024 225,417  
Total debt 234,167 $ 80,624
US and Euro Denominated Revolving Note    
Debt Instrument [Line Items]    
Debt maturing in 2024 225,417  
Total debt 225,417  
DEG Vietnam Loan    
Debt Instrument [Line Items]    
Debt maturing in remainder of 2020 2,500  
Debt maturing in 2021 2,500  
Debt maturing in 2022 2,500  
Debt maturing in 2023 1,250  
Total debt $ 8,750 $ 8,750