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Intangible Assets - Future Estimated Amortization Expense (Details)
$ in Thousands
Mar. 31, 2021
USD ($)
Goodwill and Intangible Assets Disclosure [Abstract]  
2021 (remaining) $ 14,239
2022 18,986
2023 18,986
2024 18,986
2025 18,986
Thereafter 141,857
Finite-lived intangible assets, net $ 232,040