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Note 2 - Summary of Significant Accounting Policies (Detail) (USD $)
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3 Months Ended | 3 Months Ended | 3 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|---|
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Apr. 30, 2013
|
Apr. 30, 2012
|
Jan. 31, 2013
|
Apr. 30, 2014
Pre-Tax Losses From Continuing Operations (Member)
|
Apr. 30, 2013
Pre-Tax Losses From Continuing Operations (Member)
|
Apr. 30, 2013
Relates to Fair Value of Derivative Liabilities (Member)
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Apr. 30, 2014
Lenovo [Member]
Sales Revenue, Goods, Net [Member]
|
Apr. 30, 2013
Warrant [Member]
|
Apr. 30, 2013
Convertible Debt Securities [Member]
|
|
| Operating Income (Loss) (in Dollars) | $ (634,000) | $ (712,000) | $ (634,000) | $ (712,000) | |||||
| Concentration Risk, Percentage | 100.00% | 100.00% | 97.00% | ||||||
| Negative Working Capital (in Dollars) | 6,400,000 | 3,900,000 | |||||||
| Derivative Financial Instruments Liabilities Fair Value Disclosure at Issuance Date (in Dollars) | 1,300,000 | 600,000 | |||||||
| Derivative Liability (in Dollars) | $ 3,857,000 | $ 2,466,000 | |||||||