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Goodwill and Intangible Assets - Future Amortization (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Estimated annual amortization expense        
2021 (remaining) $ 20,778   $ 20,778  
2022 41,054   41,054  
2023 40,931   40,931  
2024 40,812   40,812  
2025 40,729   40,729  
Thereafter 354,529   354,529  
Total 538,833   538,833  
Amortization of intangibles $ 10,499 $ 10,936 $ 21,262 $ 21,893