General and administrative expenses (Details) - USD ($) $ in Thousands	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
General and administrative expenses
Salaries and benefits	$ 1,092	$ 1,163	$ 2,335	$ 2,239	$ 4,115	$ 4,425
Professional fees and contractors	1,048	106	1,619	410	740	(186)
Transaction related costs	632		1,303		1,105
Office, insurance and travel	455	236	1,044	453	1,119	1,105
Software and information technology	221	160	419	291	662	718
Share-based compensation	2,914	74	5,120	486	5,631	2,545
Total	$ 6,362	$ 1,739	$ 11,840	$ 3,879	$ 13,372	$ 8,607

Amount of share-based compensation expenses included in general and administrative expenses.

No definition available.

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- Definition

Amount of expense incurred for office, insurance and travel.

+ References

No definition available.

+ Details

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- Definition

A fees charged for services from professional and contractors.

+ References

No definition available.

+ Details

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- Definition

Amount of expense incurred for software and information technology.

+ References

No definition available.

+ Details

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- Definition

Amount of expense incurred for transactions.

+ References

No definition available.

+ Details

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- Definition

The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03(4))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483621/220-10-S99-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
-SubTopic 220
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.6-07(2)(a))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479134/946-220-S99-1

+ Details

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- References

No definition available.

+ Details

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- Definition

Amount of expense for salary and wage arising from service rendered by nonofficer and officer employees. Excludes allocated cost, labor-related nonsalary expense, and direct and overhead labor cost included in cost of good and service sold.

+ References

No definition available.

+ Details

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