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Subsequent Events - Additional Information (Details) - USD ($) $ / shares in Units, $ in Thousands		1 Months Ended		3 Months Ended	6 Months Ended
	Aug. 03, 2021	Sep. 30, 2021	Aug. 31, 2021	Jun. 30, 2021	Jun. 30, 2021	Dec. 31, 2020
Subsequent Event [Line Items]
Common stock, shares, issued				3,764,488	3,764,488	3,764,488
Operating lease cost				$ 53	$ 105
Subsequent Event [Member] | New York Operating Lease
Subsequent Event [Line Items]
Operating lease cost		$ 300
Subsequent Event [Member] | Alabama Build-to-Suit Lease
Subsequent Event [Line Items]
Operating lease cost		$ 4,000
Subsequent Event [Member] | Paycheck Protection Program [Member]
Subsequent Event [Line Items]
Repayment of loan payable			$ 200
Subsequent Event [Member] | 2020 Equity Incentive Plan [Member]
Subsequent Event [Line Items]
Common stock reserved for future issuance			4,200,000
Shares reserved of issuance under the plan increase duration			10 years
Percentage of number of shares of common stock outstanding			5.00%
Maximum number of shares of common stock issuable			13,000,000
Subsequent Event [Member] | 2020 Employee Stock Purchase Plan [Member]
Subsequent Event [Line Items]
Common stock reserved for future issuance			200,000
Shares reserved of issuance under the plan increase duration			10 years
Percentage of number of shares of common stock outstanding			1.00%
Maximum number of shares of common stock issuable			400,000
Subsequent Event [Member] | IPO
Subsequent Event [Line Items]
Common stock, shares, issued	4,000,000
Shares issued price per share	$ 10.00
Gross proceeds	$ 40,000
Proceeds from issuance initial public offering net proceeds	$ 32,600
Convertible preferred stock shares issued upon conversion	10,990,065

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