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Key management personnel disclosures, Directors and Other Members (Details)
 12 Months Ended
Jun. 30, 2022
shares
$ / shares
Jun. 30, 2021
USD ($)
shares
$ / shares
Jun. 30, 2021
AUD ($)
shares
Number of options [Abstract]      
Outstanding at beginning of year (in shares) | shares 4,143,415 1,492,317 1,492,317
Granted during the year (in shares) | shares 5,126,484 2,693,944 2,693,944
Forfeited during the year (in shares) | shares (259,352) (42,846) (42,846)
Outstanding at end of year (in shares) | shares 9,010,547 4,143,415 4,143,415
Exercisable at end of year (in shares) | shares 3,351,327 302,000 302,000
Weighted Average Exercise Price [Abstract]      
Outstanding at beginning of year (in dollars per share) | $ / shares $ 3.03 $ 1.53  
Granted during the year (in dollars per share) | $ / shares 71.19 3.91  
Forfeited during the year (in dollars per share) | $ / shares 8.01 4.57  
Outstanding at end of year (in dollars per share) | $ / shares 41.67 3.03  
Exercisable at end of year (in dollars per share) | $ / shares $ 3.04 $ 2.01  
2021 Executive Director Liquidity and Price Target Options [Member]      
Number of options [Abstract]      
Granted during the year (in shares) | shares 2,000,000    
Weighted Average Exercise Price [Abstract]      
Granted during the year (in dollars per share) | $ / shares $ 3.86    
Other key management personnel transactions [Abstract]      
Proceeds from each executive director for options granted   $ 3,868 $ 5,005
Directors and Other Members of KMP [Member]      
Number of options [Abstract]      
Outstanding at beginning of year (in shares) | shares 2,136,171 0 0
Granted during the year (in shares) | shares 5,014,834 2,136,171 2,136,171
Forfeited during the year (in shares) | shares (177,489) 0 0
Outstanding at end of year (in shares) | shares 6,973,516 2,136,171 2,136,171
Exercisable at end of year (in shares) | shares 2,035,278 0 0
Weighted Average Exercise Price [Abstract]      
Outstanding at beginning of year (in dollars per share) | $ / shares $ 4.10 $ 0  
Granted during the year (in dollars per share) | $ / shares 72.46 4.10  
Forfeited during the year (in dollars per share) | $ / shares 7.90 0  
Outstanding at end of year (in dollars per share) | $ / shares 53.16 4.10  
Exercisable at end of year (in dollars per share) | $ / shares $ 3.95 $ 0