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INCOME TAXES - Components of deferred tax assets (Details) - USD ($)
Sep. 30, 2022
Sep. 30, 2021
Deferred tax assets (liabilities):    
Stock based compensation $ 847,000 $ 650,000
Depreciation and amortization 113,000 247,000
Net operating loss carry forward 22,872,000 20,115,000
Impairment of intangibles 205,000 187,000
Tax credits 2,055,000 1,566,000
Other 397,000 99,000
Less: valuation allowance (26,489,000) (22,864,000)
Net deferred tax asset $ 0 $ 0