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CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS) INCOME (Unaudited) (USD $) In Thousands, unless otherwise specified | 3 Months Ended
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Apr. 30, 2015 | Apr. 30, 2014
Net (loss) income | $ (4,655)us-gaap_NetIncomeLoss | $ 3,827us-gaap_NetIncomeLoss
Other comprehensive (loss) income |  |
Foreign currency translation adjustments, net of tax | 342us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax | 70us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
Interest rate swap, net of tax | 5us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax | (10)us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax
Other comprehensive income | 347us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent | 60us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent
Comprehensive (loss) income | $ (4,308)us-gaap_ComprehensiveIncomeNetOfTax | $ 3,887us-gaap_ComprehensiveIncomeNetOfTax

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