Note 13 - Business Segment Information (Tables)

3 Months Ended

Apr. 30, 2018

Notes Tables

Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas [Table Text Block]

	Three Months Ended April 30,
	201 8		201 7
Revenue:	(in thousands)
North America (1)	$	40,025	$	33,370
EMEA		25,087		20,881
Asia Pacific		12,559		12,166
Latin America		8,519		4,965
	$	86,190	$	71,382