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Contributed Equity - Additional Information (Details) $ / shares in Units, $ / shares in Units, $ in Millions |  |  |  | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Jul. 01, 2024 USD ($) | Jul. 01, 2024 AUD ($) | Jun. 14, 2024 USD ($) $ / shares shares | Jun. 14, 2024 AUD ($) | Aug. 28, 2023 USD ($) $ / shares shares | Aug. 28, 2023 AUD ($) | Jun. 30, 2025 USD ($) shares Vote Scheme $ / shares | Jun. 30, 2024 USD ($) shares $ / shares | Jun. 30, 2023 USD ($) shares $ / shares | Jul. 18, 2024 $ / shares | Jun. 14, 2024 $ / shares shares | Sep. 21, 2023 $ / shares | Aug. 28, 2023 $ / shares shares
Contributed Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Par value per share | $ / shares |  |  |  |  |  |  | $ 0 |  |  |  |  |  |
Number of vote per share | Vote |  |  |  |  |  |  | 1 |  |  |  |  |  |
Dividends paid ordinary shares | $ |  |  |  |  |  |  | $ 0 |  |  |  |  |  |
Cash dividends declared | $ |  |  |  |  |  |  | 0 |  |  |  |  |  |
Issued capital | $ |  |  |  |  |  |  | $ 497,488,000 | $ 466,085,000 | $ 320,884,000 |  |  |  |
Fully paid ordinary shares |  |  |  |  |  |  | 1,231,317,008 | 1,091,446,771 | 467,159,434 |  |  |  |
Shares issued on ASX Listing |  |  |  |  |  |  |  | 624,305,594 | 112,619,066 |  |  |  |
Net proceeds from issuance of ordinary shares on ASX listing | $ |  |  |  |  |  |  |  | $ 145,200,000 | $ 81,815,000 |  |  |  |
Number of non-executive director options unexercised |  |  |  |  |  |  | 28,150,000 | 13,848,860 | 7,250,000 |  |  |  |
Number of share based payment schemes | Scheme |  |  |  |  |  |  | 2 |  |  |  |  |  |
Number of options granted |  |  |  |  |  |  | 16,127,200 | 9,850,000 | 10,050,000 |  |  |  |
1 New Option for Every 3 New Shares Issued Under the Retail Entitlement Offer |  |  |  |  |  |  |  |  |  |  |  |  |
Contributed Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Issue of shares |  |  |  |  |  |  | 139,627,846 |  |  |  |  |  |
Proceeds from issuing shares | $ |  |  |  |  |  |  | $ 31,353,000 |  |  |  |  |  |
Equity and Investor Options - 2023 |  |  |  |  |  |  |  |  |  |  |  |  |
Contributed Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from issuing shares |  |  |  |  | $ 58,200,000 | $ 90.0 |  |  |  |  |  |  |
Investor options price per share | $ / shares |  |  |  |  |  |  |  |  |  |  |  | $ 0.05 |
Investor options fair value | $ |  |  |  |  |  |  | 0 |  |  |  |  |  |
Equity and Investor Options - 2023 | 1 Institutional Option for Every 2 New Shares Issued Under the Placement |  |  |  |  |  |  |  |  |  |  |  |  |
Contributed Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Issue of shares |  |  |  |  | 160,213,060 |  |  |  |  |  |  |  | 160,213,060
Offer price per share | (per share) |  |  |  |  | $ 0.46 |  |  |  |  |  |  |  | $ 0.46
Number of institutional and placement options |  |  |  |  | 80,000,000 |  |  |  |  |  |  |  | 80,000,000
Exercise price of outstanding share options | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.8
Equity and Investor Options - 2023 | 1 New Option for Every 2 New Shares Issued Under the Retail Entitlement Offer |  |  |  |  |  |  |  |  |  |  |  |  |
Contributed Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Issue of shares |  |  |  |  | 35,434,397 |  |  |  |  |  |  |  | 35,434,397
Offer price per share | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.46
Number of institutional and placement options |  |  |  |  | 18,000,000 |  |  |  |  |  |  |  | 18,000,000
Exercise price of outstanding share options | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.8
Equity and Investor Options - 2024 |  |  |  |  |  |  |  |  |  |  |  |  |
Contributed Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from issuing shares |  |  | $ 151,900,000 | $ 227.3 |  |  |  |  |  |  |  |  |
Investor options price per share | $ / shares |  |  |  |  |  |  |  |  |  | $ 0.12 |  |  |
Investor options fair value | $ |  |  |  |  |  |  | $ 0 |  |  |  |  |  |
Equity and Investor Options - 2024 | 1 Institutional Option for Every 3 New Shares Issued Under the Placement |  |  |  |  |  |  |  |  |  |  |  |  |
Contributed Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Issue of shares |  |  | 543,285,766 |  |  |  |  |  |  |  | 543,285,766 |  |
Offer price per share | (per share) |  |  | $ 0.4 |  |  |  |  |  |  |  | $ 0.4 |  |
Number of institutional and placement options |  |  | 142,900,000 |  |  |  |  |  |  |  | 142,900,000 |  |
Exercise price of outstanding share options | $ / shares |  |  |  |  |  |  |  |  |  |  | $ 1 |  |
Equity and Investor Options - 2024 | 1 New Option for Every 3 New Shares Issued Under the Retail Entitlement Offer |  |  |  |  |  |  |  |  |  |  |  |  |
Contributed Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Issue of shares |  |  | 139,627,846 |  |  |  |  |  |  |  | 139,627,846 |  |
Offer price per share | $ / shares |  |  |  |  |  |  |  |  |  |  | $ 0.4 |  |
Number of institutional and placement options |  |  | 46,500,000 |  |  |  |  |  |  |  | 46,500,000 |  |
Exercise price of outstanding share options | $ / shares |  |  |  |  |  |  |  |  |  |  | $ 1 |  |
Options Over Ordinary Shares |  |  |  |  |  |  |  |  |  |  |  |  |
Contributed Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of options granted |  |  |  |  |  |  | 16,127,200 | 9,850,000 | 10,050,000 |  |  |  |
Weighted average fair value per option at grant date | $ / shares |  |  |  |  |  |  | $ 0.32 | $ 1.18 | $ 1.62 |  |  |  |
Options Over Ordinary Shares | A D S Options |  |  |  |  |  |  |  |  |  |  |  |  |
Contributed Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of options granted |  |  |  |  |  |  | 6,333,500 | 5,045,000 | 755,000 |  |  |  |
Weighted average fair value per option at grant date | $ / shares |  |  |  |  |  |  | $ 2.42 | $ 1.97 | $ 6.75 |  |  |  |
LTIP and NED Plan |  |  |  |  |  |  |  |  |  |  |  |  |
Contributed Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of options granted |  |  |  |  |  |  | 156.25 | 0 | 6,613,000 |  |  |  |
Cash received for ordinary shares issued on exercise of options | $ |  |  |  |  |  |  |  |  | $ 3,790,977 |  |  |  |
LTIP and NED Plan | A D S Options |  |  |  |  |  |  |  |  |  |  |  |  |
Contributed Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of options granted |  |  |  |  |  |  | 7,500 |  |  |  |  |  |
LTIP and NED Plan | Cash Conversion |  |  |  |  |  |  |  |  |  |  |  |  |
Contributed Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Cash received for ordinary shares issued on exercise of options | $ |  |  |  |  |  |  |  |  | 1,040,718 |  |  |  |
LTIP and NED Plan | Cashless Conversion |  |  |  |  |  |  |  |  |  |  |  |  |
Contributed Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Cash received for ordinary shares issued on exercise of options | $ |  |  |  |  |  |  |  |  | $ 2,750,258 |  |  |  |
Expiry of November 2026 |  |  |  |  |  |  |  |  |  |  |  |  |
Contributed Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of non-executive director options unexercised |  |  |  |  |  |  |  | 875,342 |  |  |  |  |
Expiry of November 2025 |  |  |  |  |  |  |  |  |  |  |  |  |
Contributed Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of non-executive director options unexercised |  |  |  |  |  |  |  | 2,973,518 |  |  |  |  |
Expiry of November 2034 |  |  |  |  |  |  |  |  |  |  |  |  |
Contributed Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of non-executive director options unexercised |  |  |  |  |  |  | 13,500,000 |  |  |  |  |  |
Expiry of November 2033 |  |  |  |  |  |  |  |  |  |  |  |  |
Contributed Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of non-executive director options unexercised |  |  |  |  |  |  | 4,500,000 |  |  |  |  |  |
Expiry of November 2032 |  |  |  |  |  |  |  |  |  |  |  |  |
Contributed Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of non-executive director options unexercised |  |  |  |  |  |  | 6,150,000 |  |  |  |  |  |
Expiry of October 2024 |  |  |  |  |  |  |  |  |  |  |  |  |
Contributed Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of non-executive director options unexercised |  |  |  |  |  |  |  | 4,000,000 | 3,000,000 |  |  |  |
Expiry of January 2025 |  |  |  |  |  |  |  |  |  |  |  |  |
Contributed Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of non-executive director options unexercised |  |  |  |  |  |  |  | 3,000,000 | 2,250,000 |  |  |  |
Expiry of October 2025 |  |  |  |  |  |  |  |  |  |  |  |  |
Contributed Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of non-executive director options unexercised |  |  |  |  |  |  | 2,000,000 | 1,500,000 | 1,000,000 |  |  |  |
Expiry of April 2026 |  |  |  |  |  |  |  |  |  |  |  |  |
Contributed Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of non-executive director options unexercised |  |  |  |  |  |  | 2,000,000 | 1,500,000 | 1,000,000 |  |  |  |
Events after Reporting Period | Equity and Investor Options - 2024 |  |  |  |  |  |  |  |  |  |  |  |  |
Contributed Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from issuing shares | $ 37,600,000 | $ 55.9 | $ 37,600,000 | $ 55.9 |  |  |  |  |  |  |  |  |

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