Consolidated Statements of Income (Unaudited) (USD $)	12 Months Ended
	Feb. 28, 2014	Feb. 28, 2013
Income Statement [Abstract]
Net Sales	$ 10,278,938	$ 9,542,354
Cost of Goods Sold	5,545,471	5,010,093
Gross Profit	4,733,467	4,532,261
Operating Expenses
Research and product development	885,101	894,481
Marketing and selling	1,957,960	2,214,750
General and administrative	1,017,043	1,153,862
Real estate operations expense	154,792	118,559
Total Operating Expenses	4,014,896	4,381,652
Operating Income	718,571	150,609
Interest Expense	(110,151)	(113,931)
Interest Income	6,544	5,166
Other Income		16,001
Income Before Income Taxes	614,964	57,845
Income Tax Expense (Benefit)	130,490	(74,406)
Net Income	$ 484,474	$ 132,251
Basic Earnings Per Share	$ 0.03	$ 0.01
Diluted Earnings Per Share	$ 0.03	$ 0.01
Weighted Average Shares - Basic	14,541,869	14,484,200
Weighted Average Shares - Diluted	14,580,165	14,484,200