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Assets and Liabilities Carried at Fair Value Measured on Recurring Basis (Detail) - USD ($)
$ in Thousands
Jun. 30, 2020
Dec. 31, 2019
Other Current Assets    
Assets:    
Derivative financial instruments $ 400  
Other assets    
Assets:    
Equity securities 357 $ 402
Accrued expenses and other current liabilities    
Liabilities:    
Derivative financial instruments 461 1,007
Fair Value Measurements, Level 1 | Other assets    
Assets:    
Equity securities 357 402
Fair Value Measurements, Level 2 | Other Current Assets    
Assets:    
Derivative financial instruments 400  
Fair Value Measurements, Level 2 | Accrued expenses and other current liabilities    
Liabilities:    
Derivative financial instruments $ 461 $ 1,007