Significant Accounting Policies - Impact on the Financial Statements from Adoption of New Accounting Standard (Details) - USD ($)	12 Months Ended
	Jan. 31, 2019	Jan. 31, 2018	Feb. 01, 2018
Revenues
Professional services	$ 1,336,000	$ 2,744,000
Audit services	1,118,000	1,216,000
Software as a service	4,853,000	5,864,000
Total revenues	22,365,000	24,338,000
Revenue recognized	9,449,000
Assets
Contract receivables, current	1,263,000	224,000	$ 507,000
Contract receivables, noncurrent	407,000		468,000
Liabilities
Deferred revenues, current	8,338,000	9,482,000	8,793,000
Stockholders’ equity
Accumulated deficit	(76,550,000)	(72,125,000)	$ (70,685,000)
Recurring Revenue
Revenues
Software as a service	4,853,000
Total revenues	18,338,000
Non-recurring Revenue
Revenues
Professional services	1,336,000
Audit services	1,118,000
Total revenues	4,027,000
System Sales
Revenues
Revenues	2,472,000	1,343,000
System Sales | Recurring Revenue
Revenues
Revenues	899,000
System Sales | Non-recurring Revenue
Revenues
Revenues	1,573,000
Maintenance and Support
Revenues
Revenues	12,586,000	13,171,000
Maintenance and Support | Recurring Revenue
Revenues
Revenues	12,586,000
Balances without adoption of ASC 606
Assets
Contract receivables, current	803,000
Contract receivables, noncurrent	27,000
Liabilities
Deferred revenues, current	9,084,000
Stockholders’ equity
Accumulated deficit	(78,136,000)
Balances without adoption of ASC 606 | System Sales
Revenues
Revenues	2,322,000
Balances without adoption of ASC 606 | Maintenance and Support
Revenues
Revenues	12,590,000
Adjustments due to ASC 606
Assets
Contract receivables, current	460,000	283,000
Contract receivables, noncurrent	380,000	468,000
Liabilities
Deferred revenues, current	(746,000)	(689,000)
Stockholders’ equity
Accumulated deficit	1,586,000	$ 1,440,000
Adjustments due to ASC 606 | System Sales
Revenues
Revenues	150,000
Adjustments due to ASC 606 | Maintenance and Support
Revenues
Revenues	$ (4,000)