v3.20.4
Intangible Assets - Estimated Future Amortization Expense (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Goodwill and Intangible Assets Disclosure [Abstract]    
2021 $ 20,816  
2022 18,088  
2023 17,716  
2024 17,384  
2025 16,186  
Thereafter 45,486  
Net book value $ 135,676 $ 167,282