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Financial Risk Management - Additional Information (Details) - USD ($)
 3 Months Ended 12 Months Ended
Sep. 30, 2022
Jun. 30, 2022
Disclosure of Financial Risk Management [Line Items]    
Non-cancellable purchase commitments related to raw materials, manufacturing agreements and other goods and services $ 11,100,000  
Other purchase commitments $ 0  
Disclosure - Financial Risk Management - Additional Information (Details) [Line Items]    
Percentage of forecast net sales 20.00%  
Increase non-current borrowing $ 200,000  
Decrease in profit 200,000  
Decrease non-current borrowings 200,000  
Increase in profit $ 200,000  
Percentage of decrease in net sales 20.00%  
Lonza Bioscience Singapore Pte. Ltd | Manufacturing Service Agreement    
Disclosure of Financial Risk Management [Line Items]    
Minimum remaining financial commitment of non-lease component on exercise of option to extend non-cancellable term $ 12,400,000  
Minimum financial commitment of lease component on exercise of option to extend non-cancellable term $ 3,900,000  
Currency Risk | USD    
Disclosure of Financial Risk Management [Line Items]    
Percentage Of Cash Held 79.00% 97.00%
Currency Risk | AUD    
Disclosure of Financial Risk Management [Line Items]    
Percentage Of Cash Held 1.00% 3.00%
Liquidity Risk    
Disclosure of Financial Risk Management [Line Items]    
Non-interest bearing financial liabilities maturing period 6 months 6 months