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Income Taxes (Details Textual) (USD $) In Thousands, unless otherwise specified	Jan. 31, 2014	Jan. 31, 2013	Jan. 31, 2012
Income Tax Disclosure [Abstract]
Unrecognized tax benefits	$ 52	$ 106	$ 271
Unrecognized tax benefits that would favorably impact effective tax rate	34
Liability for interest and penalties related to unrecognized tax benefits	16	36
Valuation allowance	24,210	24,601
Federal net operating loss carryforward	24,546
State net operating loss carryforward	$ 51,082

X

- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible domestic operating loss carryforwards. Excludes state and local operating loss carryforwards.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible state and local operating loss carryforwards.

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Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

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Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns.

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Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

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The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate.

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