Summary of Significant Accounting Policies - Additional Information (Details)		12 Months Ended
	Jan. 27, 2021 OfficeSuite	Dec. 31, 2021 USD ($) Segment OfficeSuite	Dec. 31, 2020 USD ($)	Nov. 17, 2021 USD ($)	Aug. 30, 2021 USD ($)
Summary Of Significant Accounting Policies [Line Items]
Number of operating segments | Segment		1
Number of reportable segments | Segment		1
Restricted cash		$ 1,716,000	$ 35,000
Deferred offering costs capitalized		0	0
Operating lease right-of-use assets		11,574,000
Operating Lease, Liability		11,276,000
Impairment of long lived assets		0	$ 0
Research and development credits to offset payroll tax expenses		500,000
Research and development credit generated against employer portion payroll tax		$ 0.3
ESPP
Summary Of Significant Accounting Policies [Line Items]
Offering period commenced date		Jun. 25, 2021
Offering period end date		Nov. 30, 2021
Offering period term of contract		6 months
Common stock, percent		15.00%
Offering period description terms		The second offering period commenced on December 1, 2021 and the third offering period will commence on June 1, 2022.
Lease Agreement
Summary Of Significant Accounting Policies [Line Items]
Number Of Office Suites | OfficeSuite	2
Operating lease right-of-use assets		$ 6,700,000
Operating Lease, Liability		7,200,000
Accounting Standards Update 2016-02
Summary Of Significant Accounting Policies [Line Items]
Operating lease right-of-use assets		11,600,000
Operating Lease, Liability		$ 11,300,000
Change in Accounting Principle, Accounting Standards Update, Adopted [true false]		true
Change in Accounting Principle, Accounting Standards Update, Adoption Date		Jan. 01, 2021
Change in Accounting Principle, Accounting Standards Update, Immaterial Effect [true false]		true
Accounting Standards Update 2016-02 | Lease Agreement
Summary Of Significant Accounting Policies [Line Items]
Number Of Office Suites | OfficeSuite		2
Operating lease right-of-use assets		$ 4,100,000
Operating Lease, Liability		4,100,000
Accounting Standards Update 2016-02 | Service Agreement
Summary Of Significant Accounting Policies [Line Items]
Operating lease right-of-use assets				$ 600,000	$ 5,300,000
Operating Lease, Liability				$ 600,000	$ 5,300,000
Accounting Standards Update 2016-02 | Sublease Agreement
Summary Of Significant Accounting Policies [Line Items]
Operating lease right-of-use assets		3,200,000
Operating Lease, Liability		$ 3,200,000
Accounting Standards Update 2019-12
Summary Of Significant Accounting Policies [Line Items]
Change in Accounting Principle, Accounting Standards Update, Adopted [true false]		true
Change in Accounting Principle, Accounting Standards Update, Adoption Date		Jan. 01, 2021
Change in Accounting Principle, Accounting Standards Update, Immaterial Effect [true false]		true
Accounting Standards Update 2016-13
Summary Of Significant Accounting Policies [Line Items]
Change in Accounting Principle, Accounting Standards Update, Adopted [true false]		true
Change in Accounting Principle, Accounting Standards Update, Adoption Date		Jan. 01, 2022
Change in Accounting Principle, Accounting Standards Update, Immaterial Effect [true false]		true
Change in Accounting Principle, Accounting Standards Update, Early Adoption [true false]		true
Maximum
Summary Of Significant Accounting Policies [Line Items]
Liquid investments maturity period		3 months
Property and equipment estimated useful life		5 years
Minimum [Member]
Summary Of Significant Accounting Policies [Line Items]
Property and equipment estimated useful life		3 years