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Investment in joint venture (Tables) | 6 Months Ended
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Jul. 31, 2015
Schedule of Equity Method Investments [Line Items] |
Equity Method Investments [Table Text Block] |
| Six Months Ended July 31,
| 2015 |  | 2014 |
Share of income from joint venture |  | $116 |  |  | $211 |
The following information summarizes the joint venture financial data as of July 31, 2015 and January 31, 2015, respectively:
| July 31, 2015 |  | January 31, 2015 |
Current assets | $7,789 | $13,820
Noncurrent assets | 13,733 |  | 14,023 |
Current liabilities | 2,949 |  | 4,499 |
Noncurrent liabilities | 4,276 |  | 9,013 |
Equity | 14,297 |  | 14,331 |
| Six Months Ended July 31,
| 2015 |  | 2014 |
Revenue |  | $10,343 |  |  | $16,879 |
Gross profit | 1,508 |  | 2,128 |
Income from continuing operations | 625 |  | 1,078 |
Net income (loss) | 237 |  | 430 |

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- Definition Tabular disclosure of equity method investments including, but not limited to, name of each investee or group of investments, percentage ownership, difference between recorded amount of an investment and the value of the underlying equity in the net assets, and summarized financial information. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6382943&loc=d3e33918-111571 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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