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Financial Instruments (Tables) | 6 Months Ended
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Jul. 31, 2013
Disclosure Text Block Supplement [Abstract] |
Schedule of Notional Amounts and Fair Values of Derivatives Not Designated As Cash Flow Hedges [Table Text Block] | The notional amount and fair value of the derivative, which is not designated as a cash flow hedge at July 31, 2013, are summarized in the table below (amounts in thousands):
|  | Notional Amount |  |  | Fair Value Liability |
Interest rate swap |  | $ | 35,668 |  |  | $ | 1,933 |

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- Definition Tabular disclosure of notional amounts and fair values of derivatives not designated as cash flow hedges. + References No definition available. + Details
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