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Property and equipment, net - Additional information (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2023
Dec. 31, 2022
Property, Plant and Equipment, Net [Abstract]        
Depreciation and amortization expense $ 17 $ 41 $ 36 $ 83