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Note 11 - Accrued Liabilities (Tables)

12 Months Ended

Jan. 31, 2018

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

			January 31, 2018				January 31, 2017
Accrued compensation and benefits			14,234				14,786
Accrued professional fees			1,107				864
Other accrued liabilities			10,197				7,597
			25,538				23,247

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Tabular disclosure of the components of accrued liabilities.

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