Consolidated Statements of Cash Flows (Unaudited) (USD $)	3 Months Ended
	May 31, 2013	May 31, 2012
Cash Flows From Operating Activities
Net income	$ 1,179,307	$ 1,062,329
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	235,756	237,140
Provision for loss on accounts and notes receivable	70,709	88,000
Provision for obsolete inventory		15,000
Gain on sale of property and equipment	(2,600)
Expense recorded for stock compensation	142,808	135,033
Deferred income taxes	(37,424)	(68,829)
Changes in operating assets and liabilities:
Accounts receivable	446,607	509,779
Inventories	262,391	604,183
Other current assets	(158,610)	(185,437)
Accounts payable	(968,459)	(591,728)
Accrued liabilities	(416,174)	335,572
Deferred income	57,695	(10,500)
Net cash provided by operating activities	812,006	2,130,542
Cash Flows From Investing Activities
Addition to notes receivable	(153,893)	(37,351)
Proceeds received on notes receivable	47,704	61,176
Proceeds from sale or distribution of assets	2,600
Purchases of property and equipment	(57,795)	(252,852)
Other	47,386	(2,565)
Net cash used in investing activities	(113,998)	(231,592)
Cash Flows From Financing Activities
Repurchase of common stock		(362,680)
Tax benefit of stock awards	20,276	5,740
Dividends paid	(667,532)	(616,239)
Net cash used in financing activities	(647,256)	(973,179)
Net Increase in Cash and Cash Equivalents	50,752	925,771
Cash and Cash Equivalents, Beginning of Period	5,321,696	4,125,444
Cash and Cash Equivalents, End of Period	$ 5,372,448	$ 5,051,215