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Goodwill and Intangible assets - Estimated Amortization Expense of Intangible Assets (Detail) - USD ($)
$ in Thousands
Mar. 31, 2020
Dec. 31, 2019
Goodwill and Intangible Assets Disclosure [Abstract]    
2020 $ 2,476  
2021 2,854  
2022 1,258  
2023 971  
2024 890  
2025 623  
Thereafter 1,133  
Total $ 10,205 $ 11,029