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Debt (Long-term Debt) (Details) (USD $) In Thousands, unless otherwise specified	Oct. 31, 2014	Jan. 31, 2014	Oct. 31, 2013
Debt Instrument [Line Items]
Long-term debt	$ 8,171	$ 8,248	$ 3,777
Less current portion	2,018	2,248	3,777
Non-current portion	6,153	6,000	0
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Long-term debt	7,967	8,248	3,777
Other Debt [Member]
Debt Instrument [Line Items]
Long-term debt	$ 204	$ 0	$ 0

Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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