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INCOME TAXES - Components of deferred tax assets (Details) - USD ($)
Sep. 30, 2020
Sep. 30, 2019
Deferred tax assets (liabilities):    
Stock based compensation $ 650,000 $ 2,120,000
Depreciation and amortization 247,000 232,000
Net operating loss carry forward 20,115,000 17,499,000
Impairment of intangibles 187,000 0
Tax credits 1,566,000 1,227,000
Other 99,000 355,000
Less: valuation allowance (22,864,000) (21,433,000)
Net deferred tax asset $ 0 $ 0