Collaboration Agreements And Business Development Activities - Ipsen Collaboration Narrative (Details) - Collaborative Arrangement with Ipsen $ in Millions, $ in Millions	3 Months Ended	9 Months Ended
Sep. 27, 2024 USD ($)	Sep. 27, 2024 CAD ($)	Sep. 27, 2024 USD ($)
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Revenue from contract with customer, regulatory milestone	$ 12.5		$ 12.5
Revenue from contract with customer, commercial sales milestone	2.2
Cumulative net sales milestone		$ 30.0	600.0
Remaining performance obligation	27.4		27.4
License revenues
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Revenue from contract with customer, regulatory milestone upon submission of application	10.8		10.8
Revenue from contract with customer, commercial sales milestone			150.0
Collaboration services revenues
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Revenue from contract with customer, regulatory milestone upon submission of application	$ 0.5		$ 0.5

Revenue From Contract With Customer, Commercial Sales Milestone

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Revenue From Contract With Customer, Commercial Sales Milestone, Net Sales Threshold

+ References

No definition available.

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- Definition

Revenue From Contract With Customer, Regulatory Milestone

+ References

No definition available.

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- Definition

Revenue From Contract With Customer, Regulatory Milestone, Application Submission

+ References

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 808
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479402/808-10-50-1

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- Definition

Amount of transaction price allocated to performance obligation that has not been recognized as revenue.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Subparagraph (a)
-SubTopic 10
-Topic 606
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479806/606-10-50-13

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