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Condensed Consolidated Statements of Income (Unaudited) (USD $)
 3 Months Ended
May 31, 2013
May 31, 2012
Income Statement [Abstract]    
Net Sales $ 2,374,394 $ 2,839,702
Cost of Goods Sold 1,232,979 1,490,004
Gross Profit 1,141,415 1,349,698
Operating Expenses    
Research and product development costs 225,594 254,070
Marketing and selling expense 489,010 652,912
General and administrative costs 269,090 358,546
Real estate operations expense 34,482 29,020
Total Operating Expenses 1,018,176 1,294,548
Operating Income 123,239 55,150
Interest Expense (27,775) (28,970)
Other (expense) income (1,528) (7,940)
Income Before Income Taxes 93,936 18,240
Income tax expense 20,188 7,140
Net Income $ 73,748 $ 11,100
Basic Earnings Per Share $ 0.01 $ 0.00
Diluted Earnings Per Share $ 0.01 $ 0.00
Weighted Average Shares - Basic 14,503,010 14,459,579
Weighted Average Shares - Diluted 14,559,441 14,570,514