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Share-Based Payments - Summary of Performance Rights Granted (Detail) - Share consolidation adjustment [member] | 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 at start of the fiscal year Number |  | 2,161,392 | [1] | 1,893,081 | [1] | 1,339,621 |
Granted during the fiscal year Number |  | 0 |  | 768,311 |  | 1,624,499 |
Exercised during the fiscal year Number |  | (950,280) |  | (500,000) |  | (706,173) |
Lapsed during the fiscal year Number |  | 0 |  | 0 |  | (364,866) |
Balance at end of the end fiscal year Number |  | 1,211,112 |  | 2,161,392 | [1] | 1,893,081 | [1]
Vested and exercisable at end of the fiscal year Number |  | 0 |  | 231,517 |  | 0 |
November 1, 2019 [member] |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |
Grant date |  |  |  | November 1, 2019 |  | November 1, 2019 |
Type of performance right granted |  |  |  | Director rights |  | Director rights |
Fair value | $ / shares |  |  |  | $ 0.28 | [1] | $ 0.28 | [2]
Balance at start of the fiscal year Number |  | 0 |  | 500,000 | [1] | 1,000,000 |
Granted during the fiscal year Number |  |  |  | 0 |  | 0 |
Exercised during the fiscal year Number |  |  |  | (500,000) |  | (500,000) |
Lapsed during the fiscal year Number |  |  |  | 0 |  | 0 |
Balance at end of the end fiscal year Number |  |  |  | 0 |  | 500,000 | [1]
Vested and exercisable at end of the fiscal year Number |  |  |  | 0 |  | 0 |
November 23, 2022 [member] |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |
Grant date |  | November 23, 2022 |  | November 23, 2022 |  | November 23, 2022 |
Type of performance right granted |  | Director rights |  | Director rights |  | Director rights |
Fair value | $ / shares |  | $ 0.31 | [3] | $ 0.31 | [1] | $ 0.31 | [2]
Balance at start of the fiscal year Number |  | 1,166,667 | [1] | 1,166,667 | [1] | 0 |
Granted during the fiscal year Number |  | 0 |  | 0 |  | 1,166,667 |
Exercised during the fiscal year Number |  | (388,889) |  | 0 |  | 0 |
Lapsed during the fiscal year Number |  | 0 |  | 0 |  | 0 |
Balance at end of the end fiscal year Number |  | 777,778 |  | 1,166,667 | [1] | 1,166,667 | [1]
Vested and exercisable at end of the fiscal year Number |  | 0 |  | 0 |  | 0 |
December 1, 2021 [member] |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |
Grant date |  | December 1, 2021 |  | December 1, 2021 |  | December 1, 2021 |
Type of performance right granted |  | Director rights |  | Director rights |  | Director rights |
Fair value | $ / shares |  | $ 0.49 | [3] | $ 0.49 | [1] | $ 0.49 | [2]
Balance at start of the fiscal year Number |  | 226,414 | [1] | 226,414 | [1] | 339,621 |
Granted during the fiscal year Number |  | 0 |  | 0 |  | 0 |
Exercised during the fiscal year Number |  | (226,414) |  | 0 |  | (113,207) |
Lapsed during the fiscal year Number |  | 0 |  | 0 |  | 0 |
Balance at end of the end fiscal year Number |  | 0 |  | 226,414 | [1] | 226,414 | [1]
Vested and exercisable at end of the fiscal year Number |  | 0 |  | 113,207 |  | 0 |
November 23, 2022 [member] |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |
Grant date |  |  |  |  |  | November 23, 2022 |
Type of performance right granted |  |  |  |  |  | Director rights |
Fair value | $ / shares | [2] |  |  |  |  | $ 0.31 |
Balance at start of the fiscal year Number |  |  |  | 0 |  | 0 |
Granted during the fiscal year Number |  |  |  |  |  | 457,832 |
Exercised during the fiscal year Number |  |  |  |  |  | (92,966) |
Lapsed during the fiscal year Number | [2] |  |  |  |  | (364,866) |
Balance at end of the end fiscal year Number |  |  |  |  |  | 0 |
Vested and exercisable at end of the fiscal year Number |  |  |  |  |  | 0 |
October 24, 2023 [Member] |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |
Grant date |  | October 24, 2023 |  | October 24, 2023 |  |  |
Type of performance right granted |  | Director rights |  | Director rights |  |  |
Fair value | $ / shares |  | $ 0.32 | [3] | $ 0.32 | [1] |  |
Balance at start of the fiscal year Number | [1] | 178,356 |  | 0 |  |  |
Granted during the fiscal year Number |  | 0 |  | 178,356 |  |  |
Exercised during the fiscal year Number |  | (78,356) |  | 0 |  |  |
Lapsed during the fiscal year Number |  | 0 |  | 0 |  |  |
Balance at end of the end fiscal year Number |  | 100,000 |  | 178,356 | [1] | 0 | [1]
Vested and exercisable at end of the fiscal year Number |  | 0 |  | 28,356 |  |  |
October 24, 2023 [Member] |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |
Grant date |  | October 24, 2023 |  | October 24, 2023 |  |  |
Type of performance right granted |  | Director rights |  | Director rights |  |  |
Fair value | $ / shares |  | $ 0.32 | [3] | $ 0.32 | [1] |  |
Balance at start of the fiscal year Number | [1] | 589,955 |  | 0 |  |  |
Granted during the fiscal year Number |  | 0 |  | 589,955 |  |  |
Exercised during the fiscal year Number |  | (256,621) |  | 0 |  |  |
Lapsed during the fiscal year Number |  | 0 |  | 0 |  |  |
Balance at end of the end fiscal year Number |  | 333,334 |  | 589,955 | [1] | 0 | [1]
Vested and exercisable at end of the fiscal year Number |  | 0 |  | 89,954 |  |  |
[1] | The weighted average share price on the exercising date during the financial year 2024 is $0.285.
[2] | The change during the year represents derecognition due to the cessation of the director.
[3] | The weighted average share price on the exercising date during the financial year 2025 is $0.332.

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