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Debt - Interest Expense (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Jul. 17, 2020
Long-term debt          
Amortization of debt issuance costs     $ 935 $ 911  
Effective interest rate of the liability component 10.10%   10.10%   11.00%
Interest expense, net $ (21,976) $ (22,559) $ (45,490) (41,718)  
1.50% Convertible senior notes due 2026          
Long-term debt          
Contractual interest expense 1,066 1,066 2,135 2,135  
Amortization of debt issuance costs 284 279 567 556  
Total $ 1,350 $ 1,345 $ 2,702 $ 2,691  
Effective interest rate of the liability component 1.90% 1.90% 1.90% 1.90%  
Convertible debt | 3.00% Convertible senior notes due 2022          
Long-term debt          
Contractual interest expense $ 1,131 $ 1,131 $ 2,241 $ 2,241  
Amortization of debt issuance costs 186 180 368 355  
Total $ 1,317 $ 1,311 $ 2,609 $ 2,596  
Effective interest rate of the liability component 3.50% 3.50% 3.50% 3.50%