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16. INCOME TAXES (Details Narrative) - USD ($)
$ in Millions
12 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Income Tax Disclosure [Abstract]    
Deferred tax asset (in millions) $ 11.0 $ 8.7
Effective tax rate 21.00%  
xdx_902_eus-gaap--OperatingLossCarryforwards_iI_c20200930_z2mxBsMsCArb $ 52.5 $ 42.3