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Contributed Equity - Summary of Shares Issued (Detail) | 12 Months Ended
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Jun. 30, 2023 AUD ($) shares | Jun. 30, 2023 AUD ($) $ / shares shares | Jun. 30, 2022 AUD ($) $ / shares shares | Jun. 30, 2022 AUD ($) $ / shares shares
Disclosure of classes of share capital [line items] |  |  |  |
Issued capital | $ 446,272,203 | $ 446,272,203 | $ 367,407,757 | $ 367,407,757
Issued Equity [member] |  |  |  |
Disclosure of classes of share capital [line items] |  |  |  |
Number of shares issued | shares | 321,066,394 | 321,066,394 | 118,086,880 | 118,086,880
Issued capital | $ 83,009,452 | $ 83,009,452 | $ 56,372,371 | $ 56,372,371
Issued Equity [member] | 0.26 Issue Price [member] |  |  |  |
Disclosure of classes of share capital [line items] |  |  |  |
Share issued under Retail Entitlement Offer | shares | 47,145,743 |  |  |
Shares issued under Institutional Placement | shares | 260,864,840 |  |  |
Issue price of share issued under Retail Entitlement Offer | $ / shares |  | $ 0.26 |  |
Issue price of shares issued under Institutional Placement | $ / shares |  | 0.26 |  |
Share issued under Retail Entitlement Offer | $ 12,257,894 |  |  |
Shares issued under Institutional Placement | $ 67,824,858 |  |  |
Issued Equity [member] | 0.52 Issue Price [member] |  |  |  |
Disclosure of classes of share capital [line items] |  |  |  |
Shares issued under Securities Purchase Plan | shares |  |  | 13,799,149 |
Share placement | shares |  |  | 88,970,717 |
Issue price of shares issued under securities purchase Plan | $ / shares |  |  |  | $ 0.52
Share placement | $ / shares |  |  | $ 0.52 |
Share placement |  |  | $ 46,264,773 |
Shares issued under Securities Purchase Plan |  |  | $ 7,175,557 |
Issued Equity [member] | 0.17 Issue Price [member] |  |  |  |
Disclosure of classes of share capital [line items] |  |  |  |
Convertible notes exercised shares | shares | 6,147,431 |  | 12,117,014 |
Convertible notes exercise price per share | (per share) |  | 0.17 | $ 0.17 |
Convertible notes exercised value | $ 1,045,012 |  | $ 2,059,791 |
Issued Equity [member] | 0.27 Issue Price [member] |  |  |  |
Disclosure of classes of share capital [line items] |  |  |  |
Performance rights exercised pre-share consolidation | shares | 6,908,380 |  | 3,200,000 |
Performance rights exercised pre share consolidation | (per share) |  | $ 0.27 | $ 0.27 |
Performance rights exercised pre share consolidation | $ 1,881,688 |  | $ 872,250 |

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