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Estimated Aggregate Future Amortization Expense for Intangible Assets (Detail) - USD ($)
$ in Thousands
Mar. 31, 2020
Dec. 31, 2019
Finite Lived Intangible Assets Net [Abstract]    
For the nine months ended December 31, 2020 $ 3,655  
For the twelve months ended December 31, 2021 2,801  
For the twelve months ended December 31, 2022 2,648  
For the twelve months ended December 31, 2023 2,550  
For the twelve months ended December 31, 2024 2,550  
Thereafter 3,840  
Total $ 18,044 $ 21,083