Financial risk management - Summary of Warrant Liabilities Increase or Decrease Share Price Other variables (Details) - USD ($) $ in Thousands |
6 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Jun. 30, 2025 |
Jun. 30, 2024 |
|
| Disclosure of Financial Risk Management [Line Items] | ||||
| Percentage of increase and decrease in share price | 10.00% | 10.00% | ||
| Warrant liability | $ 14,172 | $ 5,724 | $ 4,647 | |
| Derivative financial liabilities | 2,218 | 10,262 | ||
| Share price increase by 10% (2025: 10%) - Warrant liability | (1,853) | (767) | ||
| Share price decrease by 10% (2025: 10%) - Warrant liability | 1,821 | 751 | ||
| Share price increase by 10% (2025: 10%) - Financial derivative liability | 1,342 | 873 | ||
| Share price decrease by 10% (2025: 10%) - Financial derivative liability | $ (1,815) | $ (925) | ||
| AUD | Interest Rate Risk | ||||
| Disclosure of Financial Risk Management [Line Items] | ||||
| Effect on profit from change in interest rate increase or decrease | 10.00% | 10.00% | 10.00% | |