v2.4.0.6

Note 6 - Accrued Liabilities | 12 Months Ended
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Jan. 31, 2013
Accounts Payable and Accrued Liabilities Disclosure [Text Block] | 6. Accrued Liabilities Accrued liabilities consist of the following (in thousands):
|  | January 31, |
|  | 2013 |  |  | 2012 |
Accrued payroll and related expenses |  | $ | 147 |  |  | $ | 103 |
Uninvoiced materials and services received |  |  | 1,269 |  |  |  | 602 |
Accrued legal and professional fees |  |  | 169 |  |  |  | 204 |
Accrued warranty |  |  | 68 |  |  |  | 193 |
Other |  |  | 136 |  |  |  | 213 |
|  | $ | 1,789 |  |  | $ | 1,315 |
At January 31, 2013, approximately $1.1 million or 85 percent of total uninvoiced materials and services of $1.3 million, included in accrued liabilities were payable to Power and Zheng Ge Electrical Co. Ltd. (“Zheng Ge”). At January 31, 2012, approximately $0.3 million or 54 percent of total uninvoiced materials and services of $0.6 million, included in accrued liabilities were payable to Zheng Ge. We ceased paying Zheng Ge during the course of the recall.

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- Definition The entire disclosure for accounts payable and accrued liabilities at the end of the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19 -Subparagraph a -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(a),20,24) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 20, 24 -Article 5 + Details
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