Entity date of merger.

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Exchange ratio.

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Underwriting discounts and commissions and other offering expenses.

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Date when an entity was incorporated

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Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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The cash inflow associated with the amount received from entity's first offering of stock to the public.

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The cumulative amount of the reporting entity's undistributed earnings or deficit.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Per share or per unit amount of equity securities issued.

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Number of new stock issued during the period.

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Description of the reverse stock split arrangement. Also provide the retroactive effect given by the reverse split that occurs after the balance sheet date but before the release of financial statements.

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Organization and Nature of the Business - Additional Information (Details) $ / shares in Units, $ in Thousands			1 Months Ended	9 Months Ended
	Sep. 15, 2020	Sep. 15, 2020	Feb. 28, 2021 USD ($) $ / shares shares	Sep. 30, 2021 USD ($) shares	Dec. 31, 2020 USD ($) shares
Schedule Of Equity Method Investments [Line Items]
Entity incorporation date				Nov. 30, 2014
Entity date of merger				Apr. 28, 2020
Equity method investment, Ownership percentage				25.00%
Reverse stock split	1-for-7	1-for-7
Exchange ratio		0.1240
Common stock, shares outstanding \| shares				31,955,050	19,677,249
Accumulated deficit				$ (152,511)	$ (106,325)
Adicet Therapeutics [Member]
Schedule Of Equity Method Investments [Line Items]
Equity method investment, Ownership percentage				75.00%
Common stock, shares outstanding \| shares				19,589,828
Accumulated deficit				$ 152,500
Initial Public Offering
Schedule Of Equity Method Investments [Line Items]
Number of common stock shares sold \| shares			10,575,513
Issuance price per shares \| $ / shares			$ 13.00
Underwriting discounts and commissions and other offering expenses			$ 137,500
Net proceeds received from offering			$ 15,000