Consolidated Statements of Operations - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2017	Jan. 31, 2016	Jan. 31, 2015
Revenue:
License revenue	$ 60,837	$ 53,499	$ 49,742
Project revenue	11,743	11,948	11,689
Total revenue	72,580	65,447	61,431
Operating expenses:
Cost of revenues	19,427	20,117	18,933
Sales and marketing	13,856	10,150	10,668
Research and development	24,319	24,140	21,809
General and administrative	14,582	13,766	12,468
Total operating expenses	72,184	68,173	63,878
Income (loss) from operations	396	(2,726)	(2,447)
Other income (expense), net
Foreign exchange gain (loss)	166	(322)	344
Interest expense	(140)	(236)	(342)
Interest income	44	12	12
Other income, net	13	7	7
Total other income (expense), net	83	(539)	21
Income (loss) before taxes	479	(3,265)	(2,426)
Provision for income taxes	(1,611)	(1,542)	(16,731)
Net loss	$ (1,132)	$ (4,807)	$ (19,157)
Net loss per share:
Basic	$ (0.08)	$ (0.33)	$ (1.39)
Diluted	$ (0.08)	$ (0.33)	$ (1.39)
Weighted average shares outstanding used in computing net loss per share:
Basic	14,779,117	14,520,834	13,735,897
Diluted	14,779,117	14,520,834	13,735,897