Summary of Significant Accounting Policies - New Accounting Pronouncements (Details) - USD ($) $ in Thousands	Jan. 01, 2022	Dec. 31, 2021	Dec. 31, 2020
Schedule of Equity Method Investments [Line Items]
Convertible senior notes		$ 1,976,167	$ 1,906,707
Deferred income tax assets		168,342	106,918
Additional paid-in capital		$ 3,340,822	$ 3,664,820
Subsequent Event | Cumulative Effect, Period of Adoption, Adjustment
Schedule of Equity Method Investments [Line Items]
Convertible senior notes	$ 304,700
Deferred income tax assets	74,000
Additional paid-in capital	$ (375,400)