Note 4 - Capitalized Software Costs - Estimated Amortization Expense (Details) - USD ($)	Jul. 31, 2017	Jan. 31, 2017
2018 remaining	$ 142,000
Total	142,000	$ 415,000
Computer Software, Intangible Asset [Member]
2018 remaining	424,000
2019	197,000
2020	144,000
2021	35,000
Total	$ 800,000