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Note 14 - Income Taxes - Tax Effect of the Temporary Differences and Tax Carry Forwards Comprising Net Deferred Taxes (Details) - USD ($)
Aug. 31, 2021
Aug. 31, 2020
Accrued compensation $ 539,300 $ 173,500
Inventory costs 55,100 64,000
Other accrued expenses 103,100 74,900
Lease liability 84,300 147,500
Goodwill and other intangible assets 453,000 581,200
Stock-based compensation 466,300 397,300
Foreign tax credit carryforward 4,893,300 5,790,500
Other credit and loss carryforwards 5,243,100 4,824,200
Total deferred tax assets 11,837,500 12,053,100
Valuation allowance (11,447,500) (11,561,700)
Total deferred tax assets after valuation allowance 390,000 491,400
Property and equipment (7,300) (50,700)
Right-of-use asset (84,300) (147,500)
Unremitted foreign earnings (154,900) 0
Other (50,900) (83,400)
Total deferred tax liabilities (297,400) (281,600)
Net deferred tax assets $ 92,600 $ 209,800