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Goodwill and Intangible Assets - Summary of Future Amortization Expense on Identifiable Intangible Assets (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Goodwill And Intangible Assets Disclosure [Abstract]      
2021 $ 2,983    
2022 2,730    
2023 2,388    
2024 2,211    
2025 2,028    
Thereafter 3,211    
Net carrying amount $ 15,551 $ 18,752 $ 23,985