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Derivatives and Hedging - Additional Information (Detail) - USD ($)
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Derivatives Fair Value [Line Items]      
Derivative maturity year 2022    
Derivative asset     $ 0
Derivative liabilities     $ 0
Interest Rate Swap [Member]      
Derivatives Fair Value [Line Items]      
Derivative notional amount $ 68,700,000 $ 95,000,000.0  
Derivative fixed interest rate 1.65275%    
Negative fair value of derivative $ (800,000)    
Other comprehensive loss, net of taxes, to be reclassified into earnings within the next 12 months $ 600,000    
Interest Rate Swap [Member] | Minimum [Member]      
Derivatives Fair Value [Line Items]      
Derivative receive rate 0.00%    
Interest Rate Swap [Member] | Other Non Current Liabilities [Member]      
Derivatives Fair Value [Line Items]      
Fair value of liabilities $ 1,100,000    
Interest Rate Swap [Member] | LIBOR [Member]      
Derivatives Fair Value [Line Items]      
Derivative basis rate 0.0625%