Leases - Additional Information (Details) $ in Thousands		1 Months Ended	3 Months Ended
	Jan. 15, 2020 USD ($)	Mar. 31, 2021 USD ($)	Mar. 31, 2022 USD ($) ft² option	Mar. 31, 2021 USD ($)	Dec. 31, 2021 USD ($)
Lessee, Lease, Description [Line Items]
Tenant improvements (up to)	$ 9,500
Increase in lease liability			$ (275)	$ 104
Operating lease right-of-use assets			10,516		$ 10,766
Finance lease right-of-use assets			$ 200		$ 200
Washington | Office space, principal executive offices and laboratory
Lessee, Lease, Description [Line Items]
Square feet of office space leased | ft²			33,300
Number of option to extend leases | option			2
Lease agreement extended period			5 years
Washington | Office Space, additional offices and laboratory
Lessee, Lease, Description [Line Items]
Square feet of office space leased | ft²			6,272
Lease agreement extended period			28 months
Increase in right-of-use asset		$ 1,600
Increase in lease liability		$ 1,600