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Income Taxes (Details) - Schedule of consolidated statements of operations and comprehensive loss - USD ($)
$ in Thousands
12 Months Ended
Jul. 31, 2022
Jul. 31, 2021
Current:    
Foreign $ (19)
Federal
State 1
Total current expense (18)
Deferred:    
Foreign
Federal
State
Total deferred expense
Provision for income taxes $ (18)