v3.26.1
Share-based payments - Reconciliation of Outstanding Share Based Payments (Details)
12 Months Ended
Jun. 30, 2026
shares
$ / shares
Jun. 30, 2025
shares
$ / shares
Jun. 30, 2024
shares
$ / shares
Jun. 30, 2023
shares
$ / shares
Jun. 30, 2024
shares
$ / shares
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Opening Balance (in shares) 93,581,702        
Granted No. (during the year) (in shares) 19,317,200        
Exercise of share options (in shares) (15,468,057)        
Number of share options forfeited in share-based payment arrangement (in shares) (5,654,568)        
Closing Balance (in shares) 91,776,277 93,581,702      
Vested and exercisable No (end of year) (in shares) 51,811,492        
Share Price (in AUD per share) | $ / shares   $ 1.62      
Weighted average share purchase price, granted (in AUD per share) | $ / shares $ 1.53 1.21 $ 0.39    
84          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares     0.92    
85          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares     0.36    
86          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares     0.36    
87          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares     0.39    
87a          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares     0.35    
87b          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares     0.35    
87c          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares     0.35    
88          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares     0.35    
89          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares     0.37    
90          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares     0.01    
91          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares   0.32      
92          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares     0.35    
93          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares     1.23    
94          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares     $ 1.23    
95          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares   1.35      
96          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares   0.01      
96a          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares   0.01      
96b          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares   0.01      
96c          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares   0.01      
96d          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares   0.01      
97          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares   1.07      
97a          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares   0.97      
97b          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares   0.97      
97c          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares   1.07      
97d          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares   1.07      
98          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares   1.44      
99          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares   0.97      
100          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares   2.01      
101          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares   1.83      
102          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares   1.83      
103          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares   1.89      
104          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares   1.72      
105          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares   1.72      
106          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares   $ 1.72      
107          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares 1.72        
108          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares 1.72        
109          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares 2.46        
110          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares 2.71        
110a          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares 2.46        
110b          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares 2.46        
110c          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares 2.46        
111          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares 2.90        
112          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares 2.46        
113          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares 3.19        
114          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares 2.85        
115          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares 2.66        
116          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares 2.42        
117          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares 2.24        
118          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares 2.85        
119          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 2.16        
AUD          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Opening Balance (in shares) 93,581,702 72,416,208 57,434,321    
Granted No. (during the year) (in shares)   42,563,353 21,942,980    
Exercise of share options (in shares)   (17,150,514) (1,072,363)    
Number of share options forfeited in share-based payment arrangement (in shares)   (4,247,345) (5,888,730)    
Closing Balance (in shares)   93,581,702 72,416,208 57,434,321  
Vested and exercisable No (end of year) (in shares)   51,019,572 31,061,973   31,061,973
Share Price (in AUD per share) | $ / shares $ 1.53 $ 1.20 $ 1.43 $ 1.85  
Weighted average share purchase price, granted (in AUD per share) | $ / shares 2.56 0.55 0.38    
Weighted average share purchase price, Exercised No. (during the year) (in AUD per share) | $ / shares 0.73 0.48 0.01    
Weighted average share purchase price, Lapsed/Forfeited No. (during the year) (in AUD per share) | $ / shares 1.74 1.50 1.79    
Weighted average share purchase price, Vested and exercisable No (end of year) (in AUD per share) | $ / shares 1.40 1.37 1.98    
AUD | 36          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares     $ 1.31    
Opening Balance (in shares)     533,000    
Number of share options forfeited in share-based payment arrangement (in shares)     (533,000)    
Closing Balance (in shares)       533,000  
AUD | 36a          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares     $ 1.19    
Opening Balance (in shares)     1,950,730    
Number of share options forfeited in share-based payment arrangement (in shares)     (1,950,730)    
Closing Balance (in shares)       1,950,730  
AUD | 38          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares   $ 1.52 $ 1.52    
Opening Balance (in shares)   50,000 50,000    
Number of share options forfeited in share-based payment arrangement (in shares)   (50,000)      
Closing Balance (in shares)     50,000 50,000  
Vested and exercisable No (end of year) (in shares)     50,000   50,000
AUD | 39          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares   $ 1.92 $ 1.92    
Opening Balance (in shares)   815,000 975,000    
Number of share options forfeited in share-based payment arrangement (in shares)   (815,000) (160,000)    
Closing Balance (in shares)     815,000 975,000  
Vested and exercisable No (end of year) (in shares)     815,000   815,000
AUD | 39a          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares   $ 1.74 $ 1.74    
Opening Balance (in shares)   902,425 902,425    
Number of share options forfeited in share-based payment arrangement (in shares)   (902,425)      
Closing Balance (in shares)     902,425 902,425  
Vested and exercisable No (end of year) (in shares)     902,425   902,425
AUD | 40          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares   $ 1.39 $ 1.39    
Opening Balance (in shares)   750,000 750,000    
Number of share options forfeited in share-based payment arrangement (in shares)   (750,000)      
Closing Balance (in shares)     750,000 750,000  
Vested and exercisable No (end of year) (in shares)     750,000   750,000
AUD | 40a          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares   $ 1.26 $ 1.26    
Opening Balance (in shares)   750,000 750,000    
Number of share options forfeited in share-based payment arrangement (in shares)   (750,000)      
Closing Balance (in shares)     750,000 750,000  
AUD | 41          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares   $ 1.50 $ 1.50    
Opening Balance (in shares)   200,000 200,000    
Exercise of share options (in shares)   (200,000)      
Closing Balance (in shares)     200,000 200,000  
Vested and exercisable No (end of year) (in shares)     200,000   200,000
AUD | 42          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares   $ 1.54 $ 1.54    
Opening Balance (in shares)   200,000 200,000    
Exercise of share options (in shares)   (200,000)      
Closing Balance (in shares)     200,000 200,000  
Vested and exercisable No (end of year) (in shares)     200,000   200,000
AUD | 43          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.85 $ 1.85 $ 1.85    
Opening Balance (in shares) 1,773,332 2,998,332 3,133,332    
Exercise of share options (in shares)   (1,225,000)      
Number of share options forfeited in share-based payment arrangement (in shares) (1,773,332)   (135,000)    
Closing Balance (in shares)   1,773,332 2,998,332 3,133,332  
Vested and exercisable No (end of year) (in shares)   1,773,332 2,998,332   2,998,332
AUD | 43b          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.85 $ 1.85 $ 1.85    
Opening Balance (in shares) 350,000 350,000 350,000    
Number of share options forfeited in share-based payment arrangement (in shares) (350,000)        
Closing Balance (in shares)   350,000 350,000 350,000  
Vested and exercisable No (end of year) (in shares)   350,000 350,000   350,000
AUD | 45          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.31 $ 1.31 $ 1.31    
Opening Balance (in shares) 490,000 590,000 590,000    
Exercise of share options (in shares) (340,000) (100,000)      
Number of share options forfeited in share-based payment arrangement (in shares) (150,000)        
Closing Balance (in shares)   490,000 590,000 590,000  
Vested and exercisable No (end of year) (in shares)   490,000 590,000   590,000
AUD | 46          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.43 $ 1.43 $ 1.43    
Opening Balance (in shares) 3,333 3,333 3,333    
Exercise of share options (in shares) (3,333)        
Closing Balance (in shares)   3,333 3,333 3,333  
Vested and exercisable No (end of year) (in shares)   3,333 3,333   3,333
AUD | 47          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.43 $ 1.43 $ 1.43    
Opening Balance (in shares) 150,000 150,000 150,000    
Exercise of share options (in shares) (150,000)        
Closing Balance (in shares)   150,000 150,000 150,000  
Vested and exercisable No (end of year) (in shares)   150,000 150,000   150,000
AUD | 48          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.46 $ 1.46 $ 1.46    
Opening Balance (in shares) 300,000 300,000 300,000    
Exercise of share options (in shares) (300,000)        
Closing Balance (in shares)   300,000 300,000 300,000  
Vested and exercisable No (end of year) (in shares)   300,000 300,000   300,000
AUD | 49          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.60 $ 1.60 $ 1.60    
Opening Balance (in shares) 2,081,669 2,708,669 3,018,669    
Exercise of share options (in shares) (1,883,335) (627,000)      
Number of share options forfeited in share-based payment arrangement (in shares)     (310,000)    
Closing Balance (in shares) 198,334 2,081,669 2,708,669 3,018,669  
Vested and exercisable No (end of year) (in shares) 198,334 2,081,669 2,708,669   2,708,669
AUD | 49a          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.45 $ 1.45 $ 1.45    
Opening Balance (in shares) 2,366,666 2,833,332 2,833,332    
Exercise of share options (in shares) (1,316,666) (466,666)      
Closing Balance (in shares) 1,050,000 2,366,666 2,833,332 2,833,332  
Vested and exercisable No (end of year) (in shares) 700,000 2,016,666 1,883,332   1,883,332
AUD | 49b          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.45 $ 1.45 $ 1.45    
Opening Balance (in shares) 1,346,667 1,346,667 1,346,667    
Closing Balance (in shares) 1,346,667 1,346,667 1,346,667 1,346,667  
Vested and exercisable No (end of year) (in shares) 1,346,667 1,346,667 673,334   673,334
AUD | 49c          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.45 $ 1.45 $ 1.45    
Opening Balance (in shares) 538,667 538,667 538,667    
Closing Balance (in shares) 538,667 538,667 538,667 538,667  
Vested and exercisable No (end of year) (in shares) 538,667 538,667 538,667   538,667
AUD | 50          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.45 $ 1.45 $ 1.45    
Opening Balance (in shares) 175,000 700,000 700,000    
Exercise of share options (in shares) (175,000) (525,000)      
Closing Balance (in shares)   175,000 700,000 700,000  
Vested and exercisable No (end of year) (in shares)     175,000   175,000
AUD | 54          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.96 $ 1.96 $ 1.96    
Opening Balance (in shares) 20,000 20,000 20,000    
Exercise of share options (in shares) (20,000)        
Closing Balance (in shares)   20,000 20,000 20,000  
Vested and exercisable No (end of year) (in shares)   20,000 20,000   20,000
AUD | 55          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.46 $ 1.46 $ 1.46    
Opening Balance (in shares) 350,000 350,000 350,000    
Exercise of share options (in shares) (350,000)        
Closing Balance (in shares)   350,000 350,000 350,000  
Vested and exercisable No (end of year) (in shares)   350,000 300,000   300,000
AUD | 56          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.81 $ 1.81 $ 1.81    
Opening Balance (in shares) 200,000 200,000 200,000    
Closing Balance (in shares) 200,000 200,000 200,000 200,000  
Vested and exercisable No (end of year) (in shares) 200,000 200,000 200,000   200,000
AUD | 57          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.78 $ 1.78 $ 1.78    
Opening Balance (in shares) 100,000 100,000 100,000    
Closing Balance (in shares) 100,000 100,000 100,000 100,000  
Vested and exercisable No (end of year) (in shares) 100,000 100,000 100,000   100,000
AUD | 58          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.96 $ 1.96 $ 1.96    
Opening Balance (in shares) 150,000 150,000 150,000    
Closing Balance (in shares) 150,000 150,000 150,000 150,000  
Vested and exercisable No (end of year) (in shares) 150,000 150,000 150,000   150,000
AUD | 59          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 3.36 $ 3.36 $ 3.36    
Opening Balance (in shares) 10,000 10,000 10,000    
Closing Balance (in shares) 10,000 10,000 10,000 10,000  
Vested and exercisable No (end of year) (in shares) 10,000 10,000 10,000   10,000
AUD | 63          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 4.00 $ 4.00 $ 4.00    
Opening Balance (in shares) 1,200,000 1,200,000 1,200,000    
Closing Balance (in shares) 1,200,000 1,200,000 1,200,000 1,200,000  
Vested and exercisable No (end of year) (in shares) 1,200,000 1,200,000 1,200,000   1,200,000
AUD | 63a          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 3.63 $ 3.63 $ 3.63    
Opening Balance (in shares) 1,200,000 1,200,000 1,200,000    
Closing Balance (in shares) 1,200,000 1,200,000 1,200,000 1,200,000  
Vested and exercisable No (end of year) (in shares) 1,200,000 900,000 500,000   500,000
AUD | 64          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 3.73 $ 3.73 $ 3.73    
Opening Balance (in shares) 3,040,000 3,040,000 3,253,333    
Number of share options forfeited in share-based payment arrangement (in shares) (80,000)   (213,333)    
Closing Balance (in shares) 2,960,000 3,040,000 3,040,000 3,253,333  
Vested and exercisable No (end of year) (in shares) 2,960,000 3,040,000 3,040,000   3,040,000
AUD | 64a          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 3.39 $ 3.39 $ 3.39    
Opening Balance (in shares) 1,735,000 1,735,000 1,735,000    
Closing Balance (in shares) 1,735,000 1,735,000 1,735,000 1,735,000  
Vested and exercisable No (end of year) (in shares) 1,013,334 1,013,334 478,334   478,334
AUD | 64c          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 3.39 $ 3.39 $ 3.39    
Opening Balance (in shares) 350,000 350,000 350,000    
Closing Balance (in shares) 350,000 350,000 350,000 350,000  
Vested and exercisable No (end of year) (in shares) 116,666 116,666 116,666   116,666
AUD | 64d          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 3.39 $ 3.39 $ 3.39    
Opening Balance (in shares) 300,000 300,000 300,000    
Closing Balance (in shares) 300,000 300,000 300,000 300,000  
Vested and exercisable No (end of year) (in shares) 200,000 200,000 200,000   200,000
AUD | 64e          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 3.39 $ 3.39 $ 3.39    
Opening Balance (in shares) 1,200,000 1,200,000 1,200,000    
Closing Balance (in shares) 1,200,000 1,200,000 1,200,000 1,200,000  
Vested and exercisable No (end of year) (in shares) 1,200,000 1,200,000 720,000   720,000
AUD | 66          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 4.76 $ 4.76 $ 4.76    
Opening Balance (in shares) 200,000 200,000 200,000    
Closing Balance (in shares) 200,000 200,000 200,000 200,000  
Vested and exercisable No (end of year) (in shares) 100,000 100,000 100,000   100,000
AUD | 68          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 3.58 $ 3.58 $ 3.58    
Opening Balance (in shares) 200,000 200,000 200,000    
Closing Balance (in shares) 200,000 200,000 200,000 200,000  
Vested and exercisable No (end of year) (in shares) 200,000 200,000 200,000   200,000
AUD | 69          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 3.58 $ 3.58 $ 3.58    
Opening Balance (in shares) 100,000 100,000 100,000    
Closing Balance (in shares) 100,000 100,000 100,000 100,000  
Vested and exercisable No (end of year) (in shares) 100,000 100,000 100,000   100,000
AUD | 71          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 2.65 $ 2.65 $ 2.65    
Opening Balance (in shares) 250,000 250,000 250,000    
Closing Balance (in shares) 250,000 250,000 250,000 250,000  
Vested and exercisable No (end of year) (in shares) 250,000 250,000 250,000   250,000
AUD | 72          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 2.26 $ 2.26 $ 2.26    
Opening Balance (in shares) 200,000 200,000 200,000    
Closing Balance (in shares) 200,000 200,000 200,000 200,000  
Vested and exercisable No (end of year) (in shares) 200,000 200,000 200,000   200,000
AUD | 74          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.93 $ 1.93 $ 1.93    
Opening Balance (in shares) 2,622,231 2,929,666 3,186,333    
Exercise of share options (in shares) (109,231) (290,769)      
Number of share options forfeited in share-based payment arrangement (in shares) (10,000) (16,666) (143,335)    
Closing Balance (in shares) 2,503,000 2,622,231 2,929,666 3,186,333  
Vested and exercisable No (end of year) (in shares) 2,503,000 2,622,231 1,942,003   1,942,003
AUD | 74          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares     $ 1.93    
Number of share options forfeited in share-based payment arrangement (in shares)     (113,332)    
AUD | 74a          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.75 $ 1.75 $ 1.75    
Opening Balance (in shares) 3,850,000 3,850,000 3,850,000    
Exercise of share options (in shares) (333,000)        
Number of share options forfeited in share-based payment arrangement (in shares) (330,000)        
Closing Balance (in shares) 3,187,000 3,850,000 3,850,000 3,850,000  
Vested and exercisable No (end of year) (in shares) 2,537,000 2,780,000 1,653,334   1,653,334
AUD | 74b          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.75 $ 1.75 $ 1.75    
Opening Balance (in shares) 1,550,000 1,550,000 1,550,000    
Closing Balance (in shares) 1,550,000 1,550,000 1,550,000 1,550,000  
Vested and exercisable No (end of year) (in shares) 1,550,000 620,000 620,000   620,000
AUD | 75          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.40 $ 1.40 $ 1.40    
Opening Balance (in shares) 200,000 200,000 200,000    
Closing Balance (in shares) 200,000 200,000 200,000 200,000  
Vested and exercisable No (end of year) (in shares) 200,000 200,000 200,000   200,000
AUD | 76          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.01 $ 1.01 $ 1.01    
Opening Balance (in shares) 1,250,000 1,250,000 1,250,000    
Closing Balance (in shares) 1,250,000 1,250,000 1,250,000 1,250,000  
Vested and exercisable No (end of year) (in shares) 1,250,000 833,334 416,667   416,667
AUD | 77          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 0.99 $ 0.99 $ 0.99    
Opening Balance (in shares) 200,000 200,000 200,000    
Closing Balance (in shares) 200,000 200,000 200,000 200,000  
Vested and exercisable No (end of year) (in shares) 200,000 200,000 133,334   133,334
AUD | 78          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 0.83 $ 0.83 $ 0.83    
Opening Balance (in shares) 200,000 200,000 200,000    
Closing Balance (in shares) 200,000 200,000 200,000 200,000  
Vested and exercisable No (end of year) (in shares) 200,000 133,334 66,667   66,667
AUD | 79          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.11 $ 1.11 $ 1.11    
Opening Balance (in shares) 3,936,166 5,054,500 5,754,500    
Exercise of share options (in shares) (1,136,666) (1,023,334)      
Number of share options forfeited in share-based payment arrangement (in shares) (15,000) (30,000) (30,000)    
Closing Balance (in shares) 2,784,500 3,936,166 5,054,500 5,754,500  
Vested and exercisable No (end of year) (in shares) 2,784,500 2,278,000 1,668,167   1,668,167
AUD | 79          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares   $ 1.11 $ 1.11    
Number of share options forfeited in share-based payment arrangement (in shares)   (65,000) (670,000)    
AUD | 79a          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.01 $ 1.01 $ 1.01    
Opening Balance (in shares) 4,170,000 4,350,000 4,350,000    
Exercise of share options (in shares)   (180,000)      
Number of share options forfeited in share-based payment arrangement (in shares) (825,000)        
Closing Balance (in shares) 3,345,000 4,170,000 4,350,000 4,350,000  
Vested and exercisable No (end of year) (in shares) 1,995,000 1,636,250 635,000   635,000
AUD | 79b          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.11 $ 1.11 $ 1.11    
Opening Balance (in shares) 225,000 225,000 225,000    
Closing Balance (in shares) 225,000 225,000 225,000 225,000  
Vested and exercisable No (end of year) (in shares) 225,000 150,000 75,000   75,000
AUD | 79c          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.01 $ 1.01 $ 1.01    
Opening Balance (in shares) 3,225,000 3,225,000 3,225,000    
Closing Balance (in shares) 3,225,000 3,225,000 3,225,000 3,225,000  
Vested and exercisable No (end of year) (in shares) 2,295,000 600,000      
AUD | 79d          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.01 $ 1.01 $ 1.01    
Opening Balance (in shares) 1,200,000 1,200,000 1,200,000    
Exercise of share options (in shares) (271,000)        
Closing Balance (in shares) 929,000 1,200,000 1,200,000 1,200,000  
Vested and exercisable No (end of year) (in shares) 459,000 550,000 390,000   390,000
AUD | 80          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 0.91 $ 0.91 $ 0.91    
Opening Balance (in shares) 100,000 100,000 100,000    
Closing Balance (in shares) 100,000 100,000 100,000 100,000  
Vested and exercisable No (end of year) (in shares) 100,000 100,000 100,000   100,000
AUD | 81          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 4.58 $ 4.58 $ 4.58    
Opening Balance (in shares) 100,000 100,000 100,000    
Closing Balance (in shares) 100,000 100,000 100,000 100,000  
Vested and exercisable No (end of year) (in shares) 100,000 100,000 100,000   100,000
AUD | 82          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.10 $ 1.10 $ 1.10    
Opening Balance (in shares) 33,333 100,000 100,000    
Exercise of share options (in shares) (33,333) (66,667)      
Closing Balance (in shares)   33,333 100,000 100,000  
Vested and exercisable No (end of year) (in shares)     33,334   33,334
AUD | 83          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.01 $ 1.01 $ 1.01    
Opening Balance (in shares) 45,000 45,000 150,000    
Exercise of share options (in shares) (15,000)        
Number of share options forfeited in share-based payment arrangement (in shares)     (105,000)    
Closing Balance (in shares) 30,000 45,000 45,000 150,000  
Vested and exercisable No (end of year) (in shares) 30,000 30,000 15,000   15,000
AUD | 84          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 0.92 $ 0.92 $ 0.92    
Opening Balance (in shares) 600,000 600,000      
Granted No. (during the year) (in shares)     600,000    
Closing Balance (in shares) 600,000 600,000 600,000    
Vested and exercisable No (end of year) (in shares) 500,000 300,000 100,000   100,000
AUD | 85          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 0.36 $ 0.36 $ 0.36    
Opening Balance (in shares) 2,493,835 2,493,835      
Granted No. (during the year) (in shares)     2,493,835    
Closing Balance (in shares) 2,493,835 2,493,835 2,493,835    
Vested and exercisable No (end of year) (in shares) 2,493,835 2,493,835 831,279   831,279
AUD | 86          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 0.36 $ 0.36 $ 0.36    
Opening Balance (in shares) 1,853,889 1,853,889      
Granted No. (during the year) (in shares)     1,853,889    
Closing Balance (in shares) 1,853,889 1,853,889 1,853,889    
Vested and exercisable No (end of year) (in shares) 1,853,889 1,853,889 617,965   617,965
AUD | 87          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 0.39 $ 0.39 $ 0.39    
Opening Balance (in shares) 4,744,166 5,434,500      
Granted No. (during the year) (in shares)     5,459,500    
Exercise of share options (in shares) (795,001) (560,334)      
Number of share options forfeited in share-based payment arrangement (in shares) (168,333) (130,000) (25,000)    
Closing Balance (in shares) 3,780,832 4,744,166 5,434,500    
Vested and exercisable No (end of year) (in shares) 2,167,667 1,211,168      
AUD | 87a          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 0.35 $ 0.35 $ 0.35    
Opening Balance (in shares) 1,668,333 1,995,000      
Granted No. (during the year) (in shares)     1,995,000    
Exercise of share options (in shares) (326,667) (326,667)      
Closing Balance (in shares) 1,341,666 1,668,333 1,995,000    
Vested and exercisable No (end of year) (in shares) 245,000        
AUD | 87b          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 0.35 $ 0.35 $ 0.35    
Opening Balance (in shares) 3,160,000 3,160,000      
Granted No. (during the year) (in shares)     3,160,000    
Closing Balance (in shares) 3,160,000 3,160,000 3,160,000    
Vested and exercisable No (end of year) (in shares) 1,983,334 954,667      
AUD | 87c          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 0.35 $ 0.35 $ 0.35    
Opening Balance (in shares) 1,640,000 2,730,000      
Granted No. (during the year) (in shares)     2,730,000    
Exercise of share options (in shares) (303,333) (820,000)      
Number of share options forfeited in share-based payment arrangement (in shares)   (270,000)      
Closing Balance (in shares) 1,336,667 1,640,000 2,730,000    
Vested and exercisable No (end of year) (in shares) 516,668        
AUD | 88          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 0.35 $ 0.35 $ 0.35    
Opening Balance (in shares) 447,301 873,393      
Granted No. (during the year) (in shares)     873,393    
Exercise of share options (in shares)   (426,092)      
Number of share options forfeited in share-based payment arrangement (in shares)   0      
Closing Balance (in shares) 447,301 447,301 873,393    
Vested and exercisable No (end of year) (in shares) 447,301 447,301 291,131   291,131
AUD | 89          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 0.37 $ 0.37 $ 0.37    
Opening Balance (in shares) 985,000 985,000      
Granted No. (during the year) (in shares)     985,000    
Closing Balance (in shares) 985,000 985,000 985,000    
Vested and exercisable No (end of year) (in shares) 656,666 328,333      
AUD | 90          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares   $ 0.01 $ 0.01    
Granted No. (during the year) (in shares)     1,072,363    
Exercise of share options (in shares)     (1,072,363)    
AUD | 91          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 0.32 $ 0.32      
Opening Balance (in shares) 540,000        
Granted No. (during the year) (in shares)   540,000      
Closing Balance (in shares) 540,000 540,000      
Vested and exercisable No (end of year) (in shares) 360,000 180,000      
AUD | 92          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 0.35 $ 0.35 $ 0.35    
Opening Balance (in shares) 300,000 300,000      
Granted No. (during the year) (in shares)     300,000    
Closing Balance (in shares) 300,000 300,000 300,000    
Vested and exercisable No (end of year) (in shares) 200,000 100,000      
AUD | 93          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.23 $ 1.23 $ 1.23    
Opening Balance (in shares) 220,000 220,000      
Granted No. (during the year) (in shares)     220,000    
Exercise of share options (in shares) (50,000)        
Closing Balance (in shares) 170,000 220,000 220,000    
Vested and exercisable No (end of year) (in shares) 170,000 220,000      
AUD | 94          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.23 $ 1.23 $ 1.23    
Opening Balance (in shares) 200,000 200,000      
Granted No. (during the year) (in shares)     200,000    
Number of share options forfeited in share-based payment arrangement (in shares)     0    
Closing Balance (in shares) 200,000 200,000 200,000    
AUD | 95          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.35 $ 1.35      
Opening Balance (in shares) 200,000        
Granted No. (during the year) (in shares)   210,000      
Exercise of share options (in shares) (20,000)        
Number of share options forfeited in share-based payment arrangement (in shares)   (10,000)      
Closing Balance (in shares) 180,000 200,000      
Vested and exercisable No (end of year) (in shares) 115,000 70,000      
AUD | 96          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 0.01 $ 0.01      
Opening Balance (in shares) 3,594,456        
Granted No. (during the year) (in shares)   5,591,540      
Exercise of share options (in shares) (2,013,528) (1,997,084)      
Closing Balance (in shares) 1,580,928 3,594,456      
Vested and exercisable No (end of year) (in shares) 1,580,928 3,594,456      
AUD | 96a          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 0.01 $ 0.01      
Opening Balance (in shares) 2,985,020        
Granted No. (during the year) (in shares)   3,126,752      
Exercise of share options (in shares) (2,985,020) (3,126,752)      
Closing Balance (in shares)   2,985,020      
AUD | 96a          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares   $ 0.01      
Opening Balance (in shares) 2,985,020        
Granted No. (during the year) (in shares)   7,295,759      
Exercise of share options (in shares)   (4,310,739)      
Closing Balance (in shares)   2,985,020      
Vested and exercisable No (end of year) (in shares)   2,985,020      
AUD | 96b          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 0.01 $ 0.01      
Opening Balance (in shares) 346,409        
Granted No. (during the year) (in shares)   475,968      
Exercise of share options (in shares) (45,000) (129,559)      
Closing Balance (in shares) 301,409 346,409      
Vested and exercisable No (end of year) (in shares) 301,409 346,409      
AUD | 96c          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 0.01 $ 0.01      
Opening Balance (in shares) 2,222,000        
Granted No. (during the year) (in shares)   2,222,000      
Closing Balance (in shares) 2,222,000 2,222,000      
Vested and exercisable No (end of year) (in shares) 2,222,000 2,222,000      
AUD | 96d          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 0.01 $ 0.01      
Opening Balance (in shares) 1,280,651        
Granted No. (during the year) (in shares)   548,851      
Exercise of share options (in shares) (1,280,651) (548,851)      
Closing Balance (in shares)   1,280,651      
AUD | 96d          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares   $ 0.01      
Opening Balance (in shares) 1,280,651        
Granted No. (during the year) (in shares)   1,280,651      
Closing Balance (in shares)   1,280,651      
Vested and exercisable No (end of year) (in shares)   1,280,651      
AUD | 97          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.07 $ 1.07      
Opening Balance (in shares) 5,822,000        
Granted No. (during the year) (in shares)   5,852,000      
Exercise of share options (in shares) (461,667)        
Number of share options forfeited in share-based payment arrangement (in shares) (370,000) (30,000)      
Closing Balance (in shares) 4,990,333 5,822,000      
Vested and exercisable No (end of year) (in shares) 1,479,001        
AUD | 97a          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 0.97 $ 0.97      
Opening Balance (in shares) 6,800,000        
Granted No. (during the year) (in shares)   6,800,000      
Exercise of share options (in shares) (441,668)        
Number of share options forfeited in share-based payment arrangement (in shares) (266,666)        
Closing Balance (in shares) 6,091,666 6,800,000      
Vested and exercisable No (end of year) (in shares) 1,741,669        
AUD | 97b          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 0.97 $ 0.97      
Opening Balance (in shares) 4,839,000        
Granted No. (during the year) (in shares)   4,839,000      
Closing Balance (in shares) 4,839,000 4,839,000      
Vested and exercisable No (end of year) (in shares) 1,613,001        
AUD | 97c          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.07 $ 1.07      
Opening Balance (in shares) 240,000        
Granted No. (during the year) (in shares)   240,000      
Exercise of share options (in shares) (75,000)        
Number of share options forfeited in share-based payment arrangement (in shares) (160,000)        
Closing Balance (in shares) 5,000 240,000      
Vested and exercisable No (end of year) (in shares) 5,000        
AUD | 97d          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.07 $ 1.07      
Opening Balance (in shares) 225,000        
Granted No. (during the year) (in shares)   225,000      
Closing Balance (in shares) 225,000 225,000      
Vested and exercisable No (end of year) (in shares) 75,000        
AUD | 98          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.44 $ 1.44      
Opening Balance (in shares) 274,223        
Granted No. (during the year) (in shares)   274,223      
Closing Balance (in shares) 274,223 274,223      
Vested and exercisable No (end of year) (in shares) 274,223 91,408      
AUD | 99          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 0.97 $ 0.97      
Opening Balance (in shares) 1,395,389        
Granted No. (during the year) (in shares)   1,395,389      
Closing Balance (in shares) 1,395,389 1,395,389      
Vested and exercisable No (end of year) (in shares) 1,395,389 930,261      
AUD | 100          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 2.01 $ 2.01      
Opening Balance (in shares) 10,000        
Granted No. (during the year) (in shares)   235,000      
Number of share options forfeited in share-based payment arrangement (in shares) (6,666) (225,000)      
Closing Balance (in shares) 3,334 10,000      
Vested and exercisable No (end of year) (in shares) 3,334        
AUD | 101          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.83 $ 1.83      
Opening Balance (in shares) 305,260        
Granted No. (during the year) (in shares)   483,514      
Exercise of share options (in shares) (233,958)        
Number of share options forfeited in share-based payment arrangement (in shares)   (178,254)      
Closing Balance (in shares) 71,302 305,260      
Vested and exercisable No (end of year) (in shares) 71,302 77,986      
AUD | 102          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.83 $ 1.83      
Opening Balance (in shares) 235,295        
Granted No. (during the year) (in shares)   235,295      
Closing Balance (in shares) 235,295 235,295      
Vested and exercisable No (end of year) (in shares) 235,295        
AUD | 103          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.89 $ 1.89      
Opening Balance (in shares) 155,000        
Granted No. (during the year) (in shares)   180,000      
Number of share options forfeited in share-based payment arrangement (in shares) (15,000) (25,000)      
Closing Balance (in shares) 140,000 155,000      
Vested and exercisable No (end of year) (in shares) 46,668        
AUD | 104          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.72 $ 1.72      
Opening Balance (in shares) 215,000        
Granted No. (during the year) (in shares)   215,000      
Closing Balance (in shares) 215,000 215,000      
Vested and exercisable No (end of year) (in shares) 215,000        
AUD | 105          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.72 $ 1.72      
Opening Balance (in shares) 197,411        
Granted No. (during the year) (in shares)   197,411      
Closing Balance (in shares) 197,411 197,411      
Vested and exercisable No (end of year) (in shares) 197,411 98,705      
AUD | 106          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.72 $ 1.72      
Opening Balance (in shares) 100,000        
Granted No. (during the year) (in shares)   100,000      
Closing Balance (in shares) 100,000 100,000      
AUD | 107          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.72        
Granted No. (during the year) (in shares) 200,000        
Closing Balance (in shares) 200,000        
Vested and exercisable No (end of year) (in shares) 66,667        
AUD | 108          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 1.72        
Granted No. (during the year) (in shares) 200,000        
Closing Balance (in shares) 200,000        
Vested and exercisable No (end of year) (in shares) 66,667        
AUD | 109          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 2.46        
Granted No. (during the year) (in shares) 75,600        
Closing Balance (in shares) 75,600        
AUD | 110          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 2.71        
Granted No. (during the year) (in shares) 6,385,000        
Number of share options forfeited in share-based payment arrangement (in shares) (826,000)        
Closing Balance (in shares) 5,559,000        
AUD | 110a          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 2.46        
Granted No. (during the year) (in shares) 5,042,000        
Closing Balance (in shares) 5,042,000        
AUD | 110b          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 2.46        
Granted No. (during the year) (in shares) 2,770,000        
Number of share options forfeited in share-based payment arrangement (in shares) (278,571)        
Closing Balance (in shares) 2,491,429        
AUD | 110c          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 2.46        
Granted No. (during the year) (in shares) 875,000        
Closing Balance (in shares) 875,000        
AUD | 111          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 2.90        
Granted No. (during the year) (in shares) 650,000        
Closing Balance (in shares) 650,000        
AUD | 112          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 2.46        
Granted No. (during the year) (in shares) 300,000        
Closing Balance (in shares) 300,000        
Vested and exercisable No (end of year) (in shares) 100,000        
AUD | 113          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 3.19        
Granted No. (during the year) (in shares) 300,000        
Closing Balance (in shares) 300,000        
AUD | 114          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 2.85        
Granted No. (during the year) (in shares) 443,600        
Number of share options forfeited in share-based payment arrangement (in shares) (30,000)        
Closing Balance (in shares) 413,600        
AUD | 115          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 2.66        
Granted No. (during the year) (in shares) 35,000        
Closing Balance (in shares) 35,000        
AUD | 116          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 2.42        
Granted No. (during the year) (in shares) 400,000        
Closing Balance (in shares) 400,000        
AUD | 117          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 2.24        
Granted No. (during the year) (in shares) 600,000        
Closing Balance (in shares) 600,000        
AUD | 118          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 2.85        
Granted No. (during the year) (in shares) 600,000        
Closing Balance (in shares) 600,000        
AUD | 119          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares $ 2.16        
Granted No. (during the year) (in shares) 441,000        
Closing Balance (in shares) 441,000        
USD | 35a          
Disclosure Of Reconciliation Of Outstanding Share Based Payments [Line Items]          
Exercise price (in dollars per share) | $ / shares         $ 2.86
Opening Balance (in shares)     1,500,000    
Number of share options forfeited in share-based payment arrangement (in shares)     (1,500,000)    
Closing Balance (in shares)       1,500,000