Clinical and regulatory milestone payables.

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- Definition

Clinical and regulatory milestone payables upon phase two clinical trial.

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No definition available.

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- Definition

Development and Regulatory Milestone Payments

+ References

No definition available.

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- Definition

Increase Decrease in Research and Development Expenses

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No definition available.

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- Definition

Milestone Payment For Certain Identified Targets.

+ References

No definition available.

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- Definition

Milestone Payment for certain Other Identified Targets.

+ References

No definition available.

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- Definition

Non-refundable upfront payments received.

+ References

No definition available.

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- Definition

Payment for Prepaid Research Funding.

+ References

No definition available.

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- Definition

Prepaid research funding payment received.

+ References

No definition available.

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- Definition

Reimbursement Payment Recieved.

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No definition available.

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- Definition

Research, development and sales arrangement aggregate amount receivable upon achievement of milestone.

+ References

No definition available.

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- Definition

Sales milestone.

+ References

No definition available.

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- Definition

Unbilled accounts receivable related to reimbursable research and development cost.

+ References

No definition available.

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- Definition

Upfront payment.

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No definition available.

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- Definition

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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- Definition

Amount of deferred income and obligation to transfer product and service to customer for which consideration has been received or is receivable.

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Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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- Definition

Number of shares of stock issued during the period as part of a transaction to acquire assets that do not qualify as a business combination.

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No definition available.

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License and Collaboration Agreements- Additional Information (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2023	Sep. 30, 2023	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Jul. 31, 2020
GSK Agreement
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Specified clinical and regulatory milestones phase two clinical trial			$ 2.5
Specified clinical and regulatory milestones			5.0
GSK Agreement \| Maximum
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Specified sales milestone			60.0
Specified clinical and regulatory milestones			37.5
CAMP4 Agreement
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Specified clinical and regulatory milestones			35.0
CAMP4 Agreement \| Maximum
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Specified clinical and regulatory milestones			$ 35.0
Series B Convertible Preferred Stock \| GSK Agreement
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Shares issued for asset acquisition			12,500,000
Acceleron Collaboration Agreement
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Revenues	$ 0.0	$ 0.9	$ 0.0	$ 1.2
Deferred Revenue					$ 0.0
MyoKardia Agreement
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Non refundable upfront payment received			10.0
Deferred Revenue					0.4		$ 0.2
Reimbursement Payment Received			7.7		7.2
Unbilled accounts receivable related to reimbursable research and development cost	0.0		0.0		0.5
Upfront payment										$ 10.0
Payment for prepaid research funding	2.5		2.5		$ 2.5					2.5
Prepaid research funding payment received									$ 2.5
MyoKardia Agreement \| Maximum
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Milestone payment for certain identified targets										298.5
Milestone payment for certain other identified targets										$ 150.0
MyoKardia Agreement \| Clinical and Regulatory Milestones
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Aggregate amount receivable on achievement of milestone						$ 2.5		$ 2.5
Sanofi Agreement
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Revenues	80.0
Reduction in research and development expenses	2.3
Development and regulatory milestone payments			975.0
Upfront payment	$ 80.0		$ 80.0