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Financial Instruments - Additional Information (Detail) - USD ($)
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Dec. 31, 2019
Derivative [Line Items]      
Maximum length of time to hedges exposure to foreign currency exchange risk 1 year    
Foreign Currency Derivatives      
Derivative [Line Items]      
Notional Value $ 22,176,000   $ 14,449,000
Interest Rate Swap      
Derivative [Line Items]      
Hedge Ineffectiveness Incurred $ 0 $ 0