Segment Reporting - Schedule of Research and Development Expense by Segment (Details) - Research and Development Activities Segment - USD ($)	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024
Segment Reporting, Asset Reconciling Item [Line Items]
Total external clinical development expenses	$ 32,316,338	$ 13,018,058
Personnel related and stock-based compensation	5,928,398	3,995,558
Other research and development expenses	4,117,143	1,688,078
Research and development	42,361,879	18,701,694
SBI-100
Segment Reporting, Asset Reconciling Item [Line Items]
External clinical development expenses	10,511	2,216,209
nimacimab
Segment Reporting, Asset Reconciling Item [Line Items]
External clinical development expenses	$ 32,305,827	$ 10,801,849

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- Definition

In Process Research And Development

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- Definition

Amount of expense for employee benefit and equity-based compensation.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
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- Definition

Amount of other research and development expense.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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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.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
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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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