Additional Milestone payments.

No definition available.

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- Definition

Payment of one-time upfront license fee.

+ References

No definition available.

+ Details

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- Definition

Percentage of fully diluted common stock shares outstanding.

+ References

No definition available.

+ Details

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- Definition

Regulatory related milestones obligation payable.

+ References

No definition available.

+ Details

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- Definition

Sale-related milestones per licensed product and royalties on net sales of licensed products payable.

+ References

No definition available.

+ Details

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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
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- Definition

Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
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Research, Collaboration and License Agreements - Additional Information (Details) - USD ($)	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2020	Oct. 29, 2020	Nov. 30, 2019
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Common stock, shares issued	325,302,280		325,302,280		285,051,648
Research and development	$ 38,636,000	$ 20,141,000	$ 72,445,000	$ 35,706,000
UT Southwestern Agreement
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Common stock, shares issued										2,179,000
Percentage of fully diluted common stock shares outstanding										20.00%
Abeona \| Abeona Rett Agreement
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Additional milestone payments			$ 0
Research and development					$ 3,000,000	$ 1,000,000.0	$ 3,500,000
Payment of one-time upfront license fee								$ 3,000,000
Abeona \| Maximum \| Abeona Rett Agreement
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Regulatory related milestones obligation payable									$ 26,500,000
Sale-related milestones per licensed product and royalties on net sales of licensed products payable									$ 30,000,000