Organization and Summary of Significant Accounting Policies - Additional Information (Details)		1 Months Ended	12 Months Ended
	Feb. 26, 2021 USD ($) $ / shares shares	Mar. 31, 2021 USD ($)	Dec. 31, 2021 USD ($) segment shares	Dec. 31, 2020 USD ($)
Organization And Summary Of Significant Accounting Policies [Line Items]
Proceeds from private placement financing, net of issuance costs			$ 75,215,000
Accumulated deficit			141,736,000	$ 90,564,000
Cash, cash equivalents and marketable securities			$ 95,800,000
Number of operating segment | segment			1
Number of reportable segment | segment			1
Long-lived assets			$ 6,792,000	6,473,000
Impairments of long-lived assets			0	0
Unrealized (loss) gain on marketable securities			$ (71,000)	12,000
ASU 2019-12
Organization And Summary Of Significant Accounting Policies [Line Items]
Change in accounting principle, ASU, adopted [true false]			true
Accounting standards update description			ASU 2019-12
Change in accounting principle, ASU, adoption date			Jan. 01, 2021
Change in accounting principle, ASU, immaterial effect [true false]			true
Minimum
Organization And Summary Of Significant Accounting Policies [Line Items]
Estimated useful lives of assets			3 years
Maximum
Organization And Summary Of Significant Accounting Policies [Line Items]
Estimated useful lives of assets			5 years
Unrealized (loss) gain on marketable securities				100,000
United States
Organization And Summary Of Significant Accounting Policies [Line Items]
Long-lived assets			$ 100,000	1,500,000
United Kingdom
Organization And Summary Of Significant Accounting Policies [Line Items]
Long-lived assets				$ 5,000,000.0
United Kingdom and Europe
Organization And Summary Of Significant Accounting Policies [Line Items]
Long-lived assets			$ 6,700,000
Securities Purchase Agreement
Organization And Summary Of Significant Accounting Policies [Line Items]
Gross proceeds from issuance of common stock	$ 80,000,000.0
Common Stock
Organization And Summary Of Significant Accounting Policies [Line Items]
Issuance of common stock in private placement financing, net of issuance costs, Shares | shares			14,084,507
Common Stock | Securities Purchase Agreement
Organization And Summary Of Significant Accounting Policies [Line Items]
Issuance of common stock in private placement financing, net of issuance costs, Shares | shares	14,084,507
Shares issued, price per share | $ / shares	$ 5.68
Proceeds from private placement financing, net of issuance costs		$ 75,200,000