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Auditor's Remuneration - Additional Information (Detail) - USD ($)
$ in Thousands
12 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2020
Auditors remuneration [line items]      
Tax compliance and advisory services $ 0   $ 400
Tax compliance services [member]      
Auditors remuneration [line items]      
Tax compliance and advisory services $ 0 $ 0 269
Tax Advisory Services [Member]      
Auditors remuneration [line items]      
Tax compliance and advisory services     $ 131