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Income Taxes - Significant components of the Company's deferred tax assets and liabilities (Details) - USD ($)
Jun. 30, 2021
Jun. 30, 2020
Deferred tax assets:    
Federal net operating loss carryforward $ 2,344,543 $ 2,508,894
State net operating loss carryforward 285,568 354,752
Intangibles amortization 156,196 156,196
Stock based compensation 1,762,884 1,551,272
Other 197,401 186,901
Total deferred tax assets 4,746,592 4,758,015
Deferred tax liability:    
Fixed asset depreciation 49,487 49,167
Net deferred tax assets 4,796,079 4,807,182
Less valuation allowance (4,796,079) (4,807,182)
Deferred tax assets, net $ 0 $ 0