XML 16 R4.htm IDEA: XBRL DOCUMENT v3.6.0.2
Condensed Consolidated Statements of Operations (Unaudited) - USD ($)
 3 Months Ended 9 Months Ended
Nov. 30, 2016
Nov. 30, 2015
Nov. 30, 2016
Nov. 30, 2015
Income Statement [Abstract]        
Net Sales $ 2,599,104 $ 3,032,457 $ 7,149,766 $ 8,890,027
Cost of Goods Sold 1,359,704 1,566,338 3,861,651 4,561,173
Gross Profit 1,239,400 1,466,119 3,288,115 4,328,854
Operating Expenses        
Research and product development costs 307,645 303,484 924,056 918,421
Marketing and selling expenses 575,737 574,377 1,654,806 1,738,078
General and administrative costs 265,805 266,246 767,412 810,535
Rental operations expense 36,007 42,447 117,578 120,779
Total Operating Expenses 1,185,194 1,186,554 3,463,852 3,587,813
Operating Income 54,206 279,565 (175,737) 741,041
Interest Expense (12,848) (14,331) (39,960) (44,395)
Interest and Dividend Income 15,038 14,640 48,142 41,035
Other income (expense) 5,946 4,823 208,015 (49,637)
Income (Loss) from Operations Before Income Taxes 62,342 284,697 40,460 688,044
Income Tax Expense 41,132 12,000 146,868
Net Income (Loss) 62,342 243,565 28,460 541,176
Other Comprehensive Income        
Net unrealized gain (loss) on marketable securities (31,275) 61,097
Comprehensive Income $ 31,067 $ 243,565 $ 89,557 $ 541,176
Basic Earnings (Loss) Per Share $ 0.00 $ 0.02 $ 0.00 $ 0.04
Diluted Earnings Per (Loss) Share $ 0.00 $ 0.02 $ 0.00 $ 0.04
Weighted Average Shares - Basic 14,961,076 14,946,274 14,961,076 14,941,150
Weighted Average Shares - Diluted 15,038,794 15,043,873 15,015,370 15,040,273