Convertible Senior Notes - Summary of Convertible Senior Notes (Details) - Convertible Debt	Nov. 15, 2020 USD ($) $ / shares	Jun. 01, 2019 USD ($) $ / shares	Feb. 15, 2018 USD ($) $ / shares	Dec. 31, 2021 USD ($)	Nov. 30, 2020 USD ($)	Jun. 30, 2019 USD ($)	Feb. 28, 2018 USD ($) $ / shares
Convertible Senior Notes Due February 2023
Debt Instrument [Line Items]
Principal amount | $			$ 230,000,000	$ 10,900,000			$ 230,000,000
Interest rate			0.75%
Effective interest rate for liability component			5.88%
Initial conversion rate of common stock			17.4292
Conversion price (in dollars per share) | $ / shares			$ 57.38				$ 57.38
Convertible Senior Notes Due June 2026
Debt Instrument [Line Items]
Principal amount | $		$ 316,250,000				$ 316,300,000
Interest rate		0.75%
Effective interest rate for liability component		5.38%
Initial conversion rate of common stock		11.2851
Conversion price (in dollars per share) | $ / shares		$ 88.61
Convertible Notes Due November 2025
Debt Instrument [Line Items]
Principal amount | $	$ 350,000,000				$ 350,000,000
Interest rate	0.125%
Effective interest rate for liability component	5.00%
Initial conversion rate of common stock	7.1355
Conversion price (in dollars per share) | $ / shares	$ 140.14