Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

The Company - Additional Information (Detail) - USD ($) $ in Thousands		1 Months Ended	3 Months Ended	10 Months Ended
	Jan. 09, 2019	Dec. 31, 2018	Mar. 31, 2022	Dec. 31, 2021
Nature Of Operations [Line Items]
Incorporation date of entity		Dec. 12, 2018	Feb. 25, 2021	Feb. 25, 2021
Initial capital		$ 75,000,000
Regen And Twin City Bio LLC [Member]
Nature Of Operations [Line Items]
Business combination consideration transferred	$ 62,000,000