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Subsequent Events (Details) - Subsequent Event - USD ($) $ in Millions	Nov. 05, 2025	Oct. 31, 2025
Vaxart | Collaborative Arrangement, Transaction with Party to Collaborative Arrangement
Subsequent Event [Line Items]
Upfront license fee	$ 25.0
Equity investment, value	5.0
Additional future payment	$ 50.0
Repurchase Program
Subsequent Event [Line Items]
Aggregate repurchases of common stock		$ 100.0

X

- Definition

Additional future payment

+ References

No definition available.

+ Details

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Balance Type:	debit
Period Type:	instant

X

- Definition

Collaborative Arrangement, Rights And Obligations, Equity Investment, Value

+ References

No definition available.

+ Details

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X

- Definition

Collaborative Arrangement, Rights And Obligations, Upfront Fee

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Amount authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 505
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481520/505-30-50-4

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X

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 830
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481674/830-30-50-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 855
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483399/855-10-50-2

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- Details

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- Details

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- Details

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