Income Taxes (Details) - USD ($)	Aug. 31, 2015	Feb. 28, 2015
Current
Allowance for doubtful accounts	$ 1,000	$ 1,000
Inventory allowance	1,166,000	1,044,000
Section 263A capitalized costs	96,000	85,000
Total current deferred tax assets	1,263,000	1,130,000
Valuation allowance	(1,263,000)	(1,130,000)
Total net deferred taxes	0	0
Long-term
Loss carryforwards	3,959,000	3,959,000
Depreciation	25,000	(31,000)
Total long-term deferred tax assets	3,984,000	3,928,000
Valuation allowance	(3,984,000)	(3,928,000)
Total net deferred tax assets	$ 0	$ 0