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Note 7 - Accrued Liabilities (Details) (Zheng Ge Electrical Company Ltd [Member], Uninvoiced Materials and Services Received (Member), USD $)
In Millions, unless otherwise specified |
0 Months Ended | |||
|---|---|---|---|---|
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Jul. 31, 2014
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Jan. 31, 2014
|
Jul. 31, 2014
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Jan. 31, 2014
|
|
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Zheng Ge Electrical Company Ltd [Member] | Uninvoiced Materials and Services Received (Member)
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| Note 7 - Accrued Liabilities (Details) [Line Items] | ||||
| Accounts Payable and Other Accrued Liabilities | $ 0.3 | $ 0.3 | ||
| Percent of Total Uninvoiced Materials and Services | 98.00% | 98.00% | ||