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Share-Based Payments - Summary of Contractor ADS Options Outstanding (Details) | 12 Months Ended
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Jun. 30, 2025 shares $ / shares | Jun. 30, 2024 shares $ / shares | Jun. 30, 2023 shares $ / shares
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |
Balance, number of options and rights | 35,300,000 | 25,450,000 | 22,988,000
To contractors under additional Terms, number of options and rights | 16,127,200 | 9,850,000 | 10,050,000
Exercised during the year, number of options and rights | (156,250) |  | (6,613,000)
Expired during the year, number of options and rights | (7,481,867) |  | (975,000)
Balance, number of options and rights | 43,789,083 | 35,300,000 | 25,450,000
Outstanding options and rights exercisable | 24,354,341 | 20,024,203 | 10,842,234
Balance, weighted average exercise price | $ / shares | $ 0.89 | $ 1.04 | $ 1.16
To contractors under additonal Terms, weighted average exercise price | $ / shares | 0.65 | 0.3 | 0.58
Expired during the year, weighted average exercise price | $ / shares | 2.71 |  | 0.61
Balance, weighted average exercise price | $ / shares | 0.51 | 0.89 | 1.04
Exercisable at end of year, weighted average exercise price | $ / shares | $ 0.60 | $ 1.19 | $ 1.48
Contractor American Depository Shares |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |
Balance, number of options and rights | 277,000 |  |
To contractors under additional Terms, number of options and rights |  | 277,000 |
Expired during the year, number of options and rights | (169,284) |  |
Balance, number of options and rights | 107,716 | 277,000 |
Outstanding options and rights exercisable | 107,716 | 39,220 |
Balance, weighted average exercise price | $ / shares | $ 3.14 |  |
To contractors under additonal Terms, weighted average exercise price | $ / shares |  | $ 3.14 |
Expired during the year, weighted average exercise price | $ / shares | 3.14 |  |
Balance, weighted average exercise price | $ / shares | 3.14 | 3.14 |
Exercisable at end of year, weighted average exercise price | $ / shares | $ 3.14 | $ 3.16 |

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