Fair value of financial assets and liabilities - Schedule of the Warrant Liability Measured at Fair Value on Recurring Basis (Details) - Warrant liability $ in Thousands |
5 Months Ended |
|---|---|
|
Dec. 31, 2025
USD ($)
| |
| Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] | |
| Balance at August 8, 2025 (Issuance date) | $ 317 |
| Net gain in revaluation of warrant liability | (131) |
| Balance at December 31, 2025 | $ 186 |