Note 14 - Income Taxes - Components of Deferred Income Taxes (Details) - USD ($)	Feb. 28, 2021	Feb. 29, 2020	Feb. 28, 2019
Allowance for doubtful accounts and notes	$ 357,573	$ 157,107
Inventories	81,042	78,724
Accrued compensation	140,702	137,786
Loss provisions and deferred income	389,858	397,535
Self-insurance accrual	31,721	37,623
Amortization	396,195	299,373
Restructuring charges	98,693	98,693
Accumulated net losses	445,414	401,699
Valuation allowance	(98,693)	(98,693)	$ (98,693)
Net deferred tax assets	1,842,505	1,509,847
Depreciation and amortization	(653,798)	(779,023)
Prepaid expenses	(43,943)	(100,746)
Deferred Tax Liabilities	(697,741)	(879,769)
Net deferred tax assets	$ 1,144,764	$ 630,078

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from deferred income.

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