v3.26.1
Equity - Summary of Movements in Ordinary Share Capital Footnote Narrative (Details)
$ / shares in Units, $ in Thousands
1 Months Ended 12 Months Ended
Dec. 31, 2022
shares
Apr. 30, 2026
shares
Jan. 31, 2025
USD ($)
$ / shares
shares
Jan. 31, 2025
$ / shares
shares
Jun. 30, 2026
USD ($)
shares
Jun. 30, 2025
USD ($)
shares
Jun. 30, 2025
$ / shares
shares
Jun. 30, 2024
USD ($)
shares
Jun. 30, 2018
USD ($)
shares
Mar. 31, 2024
shares
Dec. 31, 2023
$ / shares
shares
Jun. 30, 2023
shares
Mar. 31, 2021
$ / shares
Disclosure Of Classes Of Share Capital [Line Items]                          
Share Price (in AUD per share) | $ / shares             $ 1.62            
Proceeds from issue of shares | $         $ 2,602 $ 161,205   $ 65,406          
Number of ordinary shares per ADS warrant (in shares)       10                  
Transfer of exercised options | $         $ 0 $ 0   $ 0          
Contingent consideration                          
Disclosure Of Classes Of Share Capital [Line Items]                          
Exercise price (in AUD per share) | $ / shares       $ 3.15                  
Ordinary shares                          
Disclosure Of Classes Of Share Capital [Line Items]                          
Ordinary shares (in shares)         1,296,862,776 1,279,967,187 1,279,967,187 1,141,784,114       814,204,825  
Fully-paid ordinary shares (in shares)         16,895,589 138,183,073 138,183,073 327,579,289          
Transfer of exercised options | $         $ 7,681 $ 5,177   $ 7          
Ordinary shares | Osiris Therapeutics, Inc.                          
Disclosure Of Classes Of Share Capital [Line Items]                          
Ordinary shares (in shares)       10,228,239                  
Proceeds from issue of shares | $     $ 20,000                    
Ordinary shares | Oaktree Capital Management, L.P.                          
Disclosure Of Classes Of Share Capital [Line Items]                          
Ordinary shares (in shares)       2,275,020                  
Ordinary shares | Private placement of shares                          
Disclosure Of Classes Of Share Capital [Line Items]                          
Placement of shares for acquisition of intangible asset (in shares)   1,260,589     1,260,589 0   0          
Placement of shares under a share placement agreement | $         $ 2,602 $ 161,205   $ 0 $ 2,600        
Placement of shares under a share placement agreement (in shares)     104,000,000   0 104,000,000   0 1,565,047        
Share based compensation for contingent consideration (in shares)         0 10,228,239   0          
Placement of shares for exercise of warrants (in shares)         0 2,275,020   0          
American Depository Shares | Oaktree Capital Management, L.P. | Refinancing and expansion of senior debt facility | December 2022 Warrants                          
Disclosure Of Classes Of Share Capital [Line Items]                          
Share Price (in AUD per share) | $ / shares     $ 7.24                    
Number of warrants excercised (in shares) 227,502                        
Private placement of shares                          
Disclosure Of Classes Of Share Capital [Line Items]                          
Ordinary shares (in shares)                   125,369,514 201,137,412    
Conversion ratio of shares               25.00%   25.00%      
Sale of equity price (in dollars per share) | $ / shares                         $ 0.30
Share Price (in AUD per share) | $ / shares       $ 2.50                  
Private placement of shares | Chief Medical Officer                          
Disclosure Of Classes Of Share Capital [Line Items]                          
Sale of equity price (in dollars per share) | $ / shares                     $ 0.30    
Fully-paid ordinary shares (in shares)                   5,039,814      
Issued Capital                          
Disclosure Of Classes Of Share Capital [Line Items]                          
Transfer of exercised options | $         $ 10,217 $ 10,433   $ 204          
Issued Capital | Ordinary shares | Oaktree Capital Management, L.P.                          
Disclosure Of Classes Of Share Capital [Line Items]                          
Transfer of exercised options | $     $ 1,600                    
Issued Capital | American Depository Shares                          
Disclosure Of Classes Of Share Capital [Line Items]                          
Transfer of exercised options | $     $ 3,900