Income Taxes - Schedule of Deferred Tax Assets and Tax Carryforwards (Details) - USD ($)	Jan. 31, 2017	Jan. 31, 2016
Deferred tax assets:
Allowance for doubtful accounts	$ 72,886	$ 58,379
Deferred revenue	282,112	244,163
Accruals	120,165	203,291
Net operating loss carryforwards	15,141,861	15,179,685
Stock compensation expense	501,120	592,654
Property and equipment	132,934	78,295
AMT credit	102,144	102,144
R&D credit	1,050,100	0
Other	106,833	17,794
Total deferred tax assets	17,510,155	16,476,405
Valuation allowance	(16,318,124)	(14,184,030)
Net deferred tax assets	1,192,031	2,292,375
Deferred tax liabilities:
Definite-lived intangible assets	(1,192,031)	(2,292,375)
Total deferred tax liabilities	(1,192,031)	(2,292,375)
Net deferred tax liabilities	$ 0	$ 0