Convertible Senior Notes - Narrative (Details) $ / shares in Units, shares in Millions		12 Months Ended
	Sep. 25, 2020 USD ($) day $ / shares shares	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)
Debt Instrument [Line Items]
Proceeds from issuance of convertible senior notes, net of issuance costs		$ 0	$ 559,665,000	$ 0
Debt issuance costs incurred and capitalized		0	550,000	2,321,000
Purchase of convertible note hedge	$ 100,600,000		100,625,000
Proceeds from sale of warrants	51,300,000	0	51,290,000	$ 0
Convertible Note Hedge
Debt Instrument [Line Items]
Deferred tax asset related to the convertible note hedge transaction	$ 25,800,000
Convertible Note Hedge Rights
Debt Instrument [Line Items]
Options and warrants to purchase shares (in shares) | shares	5.9
Strike price (in dollars per share) | $ / shares	$ 97.32
Warrant
Debt Instrument [Line Items]
Options and warrants to purchase shares (in shares) | shares	5.9
Strike price (in dollars per share) | $ / shares	$ 141.56
Convertible Senior Notes
Debt Instrument [Line Items]
Principal amount of notes, minimum		1,000
Maximum cash		1,000
Consideration in excess, amount		1,000
Convertible Senior Notes | Convertible Debt
Debt Instrument [Line Items]
Interest rate	0.25%
Aggregate principal amount	$ 575,000,000
Additional principal amount subject to purchasers' option	75,000,000
Proceeds from issuance of convertible senior notes, net of issuance costs	559,700,000
Debt issuance costs incurred and capitalized	$ 15,300,000
Conversion ratio	0.0102751
Conversion price (in dollars per share) | $ / shares	$ 97.32
Repurchase price as a percent of principal amount	100.00%
Aggregate principal amount of Notes that must be outstanding and not subject to redemption if the Company redeems less than all of the Notes	$ 150,000,000
Carrying value of debt	461,800,000	488,152,000	467,201,000
Equity component of convertible senior notes	$ 72,700,000	$ 72,732,000	$ 72,732,000
Effective interest rate		4.18%
Remaining life of debt discount and issuance cost accretion		3 years 8 months 12 days
Maximum number of shares issuable upon conversion (in shares) | shares	5.9
Excess principal amount over the if-converted value		$ 491,100,000
Convertible Senior Notes | Convertible Debt | Period 1
Debt Instrument [Line Items]
Threshold trading days | day	20
Threshold consecutive trading days | day	30
Threshold percentage of stock price trigger	130.00%
Convertible Senior Notes | Convertible Debt | Period 2
Debt Instrument [Line Items]
Threshold trading days | day	5
Threshold consecutive trading days | day	10
Threshold percentage of stock price trigger	98.00%