Subsequent Event - Additional Information (Details) - Hayward, California - Subsequent Event $ in Millions	1 Months Ended
	Apr. 30, 2021 USD ($) ft²
Subsequent Event [Line Items]
Square feet of space leased | ft²	14,460
Lease commencement year	2022
Operating lease, existence of option to extend	true
Operating lease, option to extend lease term	8 years
Operating lease, option to extend	Any extension periods defined under previous amendments are cancelled under the lease amendment and replaced by two options to extend the lease term for the entire Hayward premises for a period of eight years each.
Lessee operating lease expiration month and year	2031-12
Operating lease undiscounted amount	$ 43.0
Operating lease, allowance for tenant improvements	5.8
Operating lease, option to increase allowance for tenant improvements	10.9
Collateral for operating leases	1.0
Issuance of letter of credit	$ 1.0