XML 63 R52.htm IDEA: XBRL DOCUMENT v3.22.2.2
Note 10 - Income Taxes - Deferred Tax Assets and Liabilities (Details) - USD ($)
Jun. 30, 2022
Jun. 30, 2021
NOL carryover $ 11,506,800 $ 17,044,800
Allowance for bad debts 53,600 61,000
Accrued expenses 182,400 77,200
Depreciation (653,900) (630,200)
Amortization (809,800) (687,500)
Valuation allowance (10,279,100) (15,865,300)
Net deferred tax asset $ 0 $ 0