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Genevant Agreement (Additional Information) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2023
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Research and Development Expense, Total	$ 17,138	$ 13,127	$ 30,710	$ 27,820
Reimbursements with in Research and Development Expense	2,600	2,800	2,600	$ 2,800
Genevant Agreement [Member]
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Research and Development Expense, Total	1,600	$ 300			$ 2,500
Revenue recognized commercialization milestone payments to receive			57,000
Genevant Agreement [Member] | Development Milestone
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Development Milestone Payment	$ 1,000		1,000
Genevant Agreement [Member] | Maximum [Member] | Phase 3 Clinical Trial
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Milestone payment			13,500
Genevant Agreement [Member] | Maximum [Member] | Phase2b Clinical Trial
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Milestone payment			$ 27,000

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Contract with customer liability revenue recognized from commercialization milestones.

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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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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 808
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-Name Accounting Standards Codification
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Amount of expense for research and development. Includes, but is not limited to, cost for computer software product to be sold, leased, or otherwise marketed and writeoff of research and development assets acquired in transaction other than business combination or joint venture formation or both. Excludes write-down of intangible asset acquired in business combination or from joint venture formation or both, used in research and development activity.

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