CRISPR Collaboration Agreement - Additional Information (Details) - Research Collaboration Agreement		3 Months Ended
	May 05, 2021 CrisprCas9	Mar. 31, 2022 USD ($)
Development and Regulatory Approval Milestones
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Receivable under research cost sharing provision		$ 1,000,000.0
Potential future payments		totaling less than mid-twenty million dollars
Amount paid under the agreement		$ 0
Amounts owed under the agreement		$ 0
NK Cell Products
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Number of non-exclusive rights to gene editing targets licenses received | CrisprCas9	2
NK Cell Products | Minimum
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Number of non-exclusive rights to gene editing targets | CrisprCas9	3