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Summary of Cash and Cash Equivalents (Details) - USD ($)
$ in Thousands
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2020
Disclosure Of Cash And Cash Equivalents [Abstract]      
Cash at bank $ 7,048 $ 5,905  
Guaranteed Investment Certificates   4,000  
Total $ 7,048 $ 9,905 $ 38