Redeemable Convertible Preferred Stock Warrants and Common Stock Warrants - Schedule of Outstanding Warrants to Purchase Shares of Redeemable Convertible Preferred Stock (Details) - $ / shares	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2020
Class Of Warrant Or Right [Line Items]
Number of Shares of Common Stock Issuable		226,191
Warrant exercise price	$ 1.4034	$ 11.3177
Redeemable Convertible Preferred Stock
Class Of Warrant Or Right [Line Items]
Number of Shares of Common Stock Issuable	1,781,387
Series B Warrants | Redeemable Convertible Preferred Stock
Class Of Warrant Or Right [Line Items]
Warrant exercise price		$ 1.4034
Series B Warrants | July 25, 2019 Warrant | Redeemable Convertible Preferred Stock
Class Of Warrant Or Right [Line Items]
Issuance Date	Jul. 25, 2019
Number of Shares of Common Stock Issuable	819,438
Warrant exercise price	$ 1.4034
Expiration Date	Jul. 25, 2026
Series B Warrants | August 21, 2019 Warrant | Redeemable Convertible Preferred Stock
Class Of Warrant Or Right [Line Items]
Issuance Date	Aug. 21, 2019
Number of Shares of Common Stock Issuable	249,394
Warrant exercise price	$ 1.4034
Expiration Date	Aug. 21, 2026
Series B Warrants | September 19, 2019 Warrant | Redeemable Convertible Preferred Stock
Class Of Warrant Or Right [Line Items]
Issuance Date	Sep. 19, 2019
Number of Shares of Common Stock Issuable	623,486
Warrant exercise price	$ 1.4034
Expiration Date	Sep. 19, 2026
Series B Warrants | September 26, 2019 Warrant | Redeemable Convertible Preferred Stock
Class Of Warrant Or Right [Line Items]
Issuance Date	Sep. 26, 2019
Number of Shares of Common Stock Issuable	89,069
Warrant exercise price	$ 1.4034
Expiration Date	Sep. 26, 2026