Annual report pursuant to Section 13 and 15(d)

Estimated Aggregate Future Amortization Expense for Intangible Assets (Detail)

v3.19.3.a.u2
Estimated Aggregate Future Amortization Expense for Intangible Assets (Detail) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Finite Lived Intangible Assets Net [Abstract]      
For the year ended December 31, 2020 $ 5,036    
For the year ended December 31, 2021 3,127    
For the year ended December 31, 2022 2,974    
For the year ended December 31, 2023 2,876    
For the year ended December 31, 2024 2,876    
Thereafter 4,194    
Total $ 21,083 $ 30,653 $ 37,026