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FINANCIAL INSTRUMENTS (Details) - Schedule of Notional Amounts and fair Values (USD $) In Thousands, unless otherwise specified | Jan. 31, 2014 | Jan. 31, 2013
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FINANCIAL INSTRUMENTS (Details) - Schedule of Notional Amounts and fair Values [Line Items] |  |
Interest rate swap, Notional Amount | $ 33,400 |
Interest rate swap, Fair Value Liability | 1,141 | 2,789
Interest Rate Swap [Member] |  |
FINANCIAL INSTRUMENTS (Details) - Schedule of Notional Amounts and fair Values [Line Items] |  |
Interest rate swap, Notional Amount | 33,444 | 37,811
Interest rate swap, Fair Value Liability | $ 1,141 | $ 2,789

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