Income Taxes (Details) (USD $)	May 31, 2014	Feb. 28, 2014
Current
Allowance for doubtful accounts	$ 1,000	$ 1,000
Inventory allowance	919,000	930,000
Section 263A capitalized costs	246,000	246,000
Total current deferred tax assets	1,166,000	1,177,000
Valuation allowance	(1,166,000)	(1,177,000)
Total net deferred taxes	0	0
Long-term
Loss carryforwards	5,246,000	5,309,000
Depreciation	(32,000)	(46,000)
Total long-term deferred tax assets	5,214,000	5,263,000
Valuation allowance	(5,214,000)	(5,263,000)
Total net deferred tax assets	$ 0	$ 0