Summary of Significant Accounting Policies - Additional Information (Details)	12 Months Ended
	Dec. 31, 2022 USD ($) Segment Financial_Institution	Dec. 31, 2021 USD ($)	Jan. 01, 2021 USD ($)
Summary Of Significant Accounting Policies [Line Items]
Number of reportable segments | Segment	1
Number of operating segments | Segment	1
Number of financial institutions cash is held | Financial_Institution	2
Allowance for doubtful accounts	$ 0	$ 0
Write-offs relating to uncollectible accounts receivable	0	0
Impairments of long-lived assets	$ 0	0
Change in accounting principle accounting standards update, adopted	true
Change in accounting principle accounting standards update, adoption date	Jan. 01, 2021
Change in accounting principle accounting standards update, immaterial effect	false
Accounting Standards Update [Extensible List]	Accounting Standard Update ("ASU") 2016-02
Award requisite service period	4 years
Operating lease, right-of-use assets	$ 13,085,000	14,562,000	$ 16,500,000
Operating lease liabilities, current	2,655,000	1,231,000	2,000,000.0
Operating lease liabilities, long -term portion	$ 13,469,000	$ 15,217,000	16,100,000
Deferred rent			1,000,000.0
Lease incentive liability			$ 500,000
Minimum
Summary Of Significant Accounting Policies [Line Items]
Property and equipment, estimated useful life	3 years
Maximum
Summary Of Significant Accounting Policies [Line Items]
Property and equipment, estimated useful life	5 years