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Earnings per share (Tables) | 12 Months Ended
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Jun. 30, 2025
Disclosure [Abstract] |
Summary of earnings per share |
|  | 2025 A$‘000 |  |  | 2024 A$‘000 |  |  | 2023 A$‘000 |
Earnings per share for losses from continuing operations |  |  |  |  |  |  |  |  |  |  |  |
Loss after income tax attributable to the owners of Kazia Therapeutics Limited |  |  | (20,702 | ) |  |  | (26,778 | ) |  |  | (20,465 | )
Loss after income tax attributable to the owners of Kazia Therapeutics Limited |  |  | (20,702 | ) |  |  | (26,778 | ) |  |  | (20,465 | )
|  | Number |  |  | Number |  |  | Number |
Weighted average number of ordinary shares used in calculating basic and diluted earnings per share |  |  | 547,941,171 |  |  |  | 263,676,313 |  |  |  | 184,284,350 |
|  | Cents |  |  | Cents |  |  | Cents |
Basic and diluted earnings per share |  |  | (3.78 | ) |  |  | (10.16 | ) |  |  | (11.23 | )

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