Note 4 - Capitalized Software Costs and Accumulated Amortization (Details) - USD ($) $ in Thousands		Jul. 31, 2016	Jan. 31, 2016
Capitalized software costs:
Acquired software technology		$ 3,458	$ 3,458
Capitalized software development costs	[1]	809	1,029
Total capitalized software costs		4,267	4,487
Less accumulated amortization		(3,140)	(2,934)
Capitalized software costs, net		$ 1,127	$ 1,553

[1] Capitalized software development costs include the impact of foreign currency translation.