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Income Taxes Relating to Continuing Operations - Summary of Reconciliation to Accounting Loss (Parenthetical) (Details)
12 Months Ended
Jun. 30, 2023
Jun. 30, 2021
Jun. 30, 2020
Reconciliation of accounting profit multiplied by applicable tax rates [abstract]      
Australian tax rate 25.00% 25.00% 30.00%