STATEMENTS OF CASH FLOWS - USD ($)	12 Months Ended
	Feb. 28, 2023	Feb. 28, 2022
CASH FLOWS FROM OPERATING ACTIVITIES:
Net earnings (loss)	$ (2,504,900)	$ 8,306,800
Adjustments to reconcile net earnings (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization	2,478,700	2,126,700
Deferred income taxes	(678,100)	(208,600)
Provision for doubtful accounts	0	115,800
Provision for inventory valuation allowance	715,900	235,700
Share-based compensation expense - net	907,800	1,046,500
Changes in assets and liabilities:
Accounts receivable	732,100	(407,900)
Inventories - net	9,086,900	(21,396,900)
Prepaid expenses and other assets	(233,200)	(209,200)
Accounts payable	(8,547,900)	(6,201,300)
Accrued salaries and commissions, and other liabilities	(1,578,000)	(2,868,300)
Deferred revenues	(78,900)	(1,794,300)
Income taxes payable/receivable	(241,900)	111,700
Total adjustments	2,563,400	(29,450,100)
Net cash provided by (used in) operating activities	58,500	(21,143,300)
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property, plant and equipment	(1,578,800)	(3,717,200)
Purchases of other assets	(177,000)	(223,700)
Net cash used in investing activities	(1,755,800)	(3,940,900)
CASH FLOWS FROM FINANCING ACTIVITIES:
Payments on term debt	(25,900,100)	(1,277,700)
Payments on debt issuance costs	(178,400)	0
Proceeds from term debt	36,000,000	15,244,700
Sales of treasury stock	63,400	617,100
Net borrowings (payments) under line of credit	(7,089,000)	12,478,200
Dividends paid	(870,700)	(3,429,100)
Net cash provided by financing activities	2,025,200	23,633,200
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	327,900	(1,451,000)
CASH AND CASH EQUIVALENTS - BEGINNING OF YEAR	361,200	1,812,200
CASH AND CASH EQUIVALENTS - END OF YEAR	689,100	361,200
SUPPLEMENTAL DISCLOSURE OF CASH FLOWS INFORMATION:
Cash paid for interest	1,986,000	890,000
Cash paid for income taxes (net of refunds)	$ (3,900)	$ 2,970,000