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Income Taxes - Income tax reconciliation (Details) (USD $) | 12 Months Ended
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Feb. 28, 2014 | Feb. 28, 2013
Income tax (benefit) reconciliation: |  |
Expected federal income tax | $ 208,088 | $ 47,155
State tax, net of federal | 12,100 | 6,736
Permanent timing difference | (6,771) | 19,409
State tax credits |  | 76,137
Utilization of net operating loss carryforwards and research and development tax credits | 82,927 | 71,569
Income tax (benefit) | 130,490 | (74,406)
Income tax (benefit) composition: |  |
Current federal and state income taxes | 130,490 | 5,585
Recognition of deferred tax assets |  | (3,854)
State tax credits |  | 76,137
Income tax (benefit) | $ 130,490 | $ (74,406)

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