Debt - Narrative (Details)		3 Months Ended		9 Months Ended
	Apr. 05, 2021 $ / shares shares	Sep. 30, 2023 USD ($)	Sep. 30, 2022 USD ($)	Sep. 30, 2023 USD ($) tradingDay businessDay	Sep. 30, 2022 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Mar. 25, 2021 USD ($)	Oct. 20, 2020 USD ($)
Debt Instrument [Line Items]
Cash, cash equivalents, and restrict cash balance		$ 127,217,000	$ 403,716,000	$ 127,217,000	$ 403,716,000	$ 242,246,000	$ 718,281,000
Repayments of Senior Debt				212,401,000	0
Gain on extinguishment of convertible senior notes		(6,495,000)	0	(68,848,000)	0
Adjustments to additional paid in capital, convertible debt, capped call transaction		62,647,000		$ 62,647,000
Debt Instrument, Redemption, Period Two
Debt Instrument [Line Items]
Conversion price, percentage				98.00%
0% Convertible Senior Notes due 2025
Debt Instrument [Line Items]
Aggregated principal amount		234,505,000		$ 234,505,000
0.5% Convertible Senior Notes Due 2027
Debt Instrument [Line Items]
Aggregated principal amount		575,000,000		575,000,000
Senior Notes
Debt Instrument [Line Items]
Amortization of debt issuance costs		1,155,000	1,288,000	5,813,000	3,863,000
Interest expense, debt		736,000	822,000	2,379,000	2,465,000
Senior Notes | 1.75% Convertible Senior Notes due 2023
Debt Instrument [Line Items]
Amortization of debt issuance costs		5,000	38,000	81,000	113,000
Interest expense, debt		17,000	103,000	223,000	309,000
Aggregated principal amount		0		0		23,512,000
Senior Notes | 0% Convertible Senior Notes due 2025
Debt Instrument [Line Items]
Amortization of debt issuance costs		590,000	690,000	4,052,000	2,070,000
Interest expense, debt		0	0	0	0
Aggregated principal amount		234,505,000		234,505,000		518,728,000			$ 661,250,000
Repurchase face amount during period		36,201,000		284,223,000
Repayments of Senior Debt		29,382,000		212,402,000
Gain on extinguishment of convertible senior notes		$ (6,495,000)		$ (68,848,000)
Senior Notes | 0.5% Convertible Senior Notes Due 2027
Debt Instrument [Line Items]
Debt instrument, interest rate, stated percentage		0.50%		0.50%
Amortization of debt issuance costs		$ 560,000	560,000	$ 1,680,000	1,680,000
Interest expense, debt		719,000	$ 719,000	2,156,000	$ 2,156,000
Aggregated principal amount		$ 575,000,000		$ 575,000,000		$ 575,000,000		$ 575,000,000
Common stock covered under capped calls (in shares) | shares	6,147,900
Senior Notes | Convertible Senior Notes | Debt Instrument, Redemption, Period One
Debt Instrument [Line Items]
Threshold trading days | tradingDay				20
Threshold consecutive trading days | tradingDay				30
Threshold percentage of stock price trigger				130.00%
Senior Notes | Convertible Senior Notes | Debt Instrument, Redemption, Period Two
Debt Instrument [Line Items]
Threshold trading days | businessDay				5
Threshold consecutive trading days | tradingDay				5
Senior Notes | Minimum | 0.5% Convertible Senior Notes Due 2027 | Call Option | Capped Call Transaction
Debt Instrument [Line Items]
Capped call price (in dollars per share) | $ / shares	$ 93.53
Senior Notes | Maximum | 0.5% Convertible Senior Notes Due 2027 | Call Option | Capped Call Transaction
Debt Instrument [Line Items]
Capped call price (in dollars per share) | $ / shares	$ 138.56