Organization - Additional Information (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	1 Months Ended	3 Months Ended		38 Months Ended
	Feb. 28, 2021	Mar. 31, 2022	Mar. 31, 2021	Mar. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Description Of Organization [Line Items]
Proceeds from public offering of common stock, net of offering costs			$ 626,405
Accumulated deficit		$ 816,808		$ 816,808	$ 785,360
Cash, cash equivalents and marketable securities		657,400		657,400
Success payment liabilities		(54,910)	115,657	45,200
Contingent consideration		$ (528)	$ 11,393	$ 102,000
Convertible Preferred Stock
Description Of Organization [Line Items]
Outstanding convertible preferred stock (in shares)						134,113
Common Stock
Description Of Organization [Line Items]
Conversion of preferred stock into common stock (in shares)			134,113
IPO
Description Of Organization [Line Items]
Outstanding convertible preferred stock (in shares)	134,100
IPO | Convertible Preferred Stock
Description Of Organization [Line Items]
Conversion of preferred stock into common stock (in shares)	134,100
Carrying value of converted preferred stock	$ 852,900
IPO | Common Stock
Description Of Organization [Line Items]
Issuance of common stock in initial public offering, net of offering costs (in shares)	27,000		27,025
Common stock price per share	$ 25.00
Proceeds from public offering of common stock, net of offering costs	$ 626,400
Payments of underwriting discounts and commissions	45,200
Offering expenses	$ 4,000
Underwriters' Option To Purchase Additional Shares | Common Stock
Description Of Organization [Line Items]
Issuance of common stock in initial public offering, net of offering costs (in shares)	3,500