Income taxes (Loss) income before income taxes (Tables)

12 Months Ended

Jan. 31, 2018

Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest [Abstract]

(Loss) income before income taxes [Table Text Block]

Loss from continuing operations before income taxes (in thousands)	2017	2016
Domestic	($7,924)	($9,261)
Foreign	(2,285)	(4,512	)
Total	($10,209)	($13,773)