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Investments in Affiliates (Tables)
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3 Months Ended | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Apr. 30, 2013
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| Investments, All Other Investments [Abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Schedule of Cost Method Investments [Table Text Block] |
Our investments in affiliates include investments accounted for under the cost method and the equity method of accounting as follows:
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- Details
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- Definition
A tabular disclosure of (a) the aggregate carrying amount of all cost-method investments; (b) the aggregate carrying amount of cost-method investments that the investor did not evaluate for impairment for cost-method investments. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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