Condensed Consolidated Balance Sheets (Parenthetical) - USD ($)	3 Months Ended	12 Months Ended
	Apr. 30, 2017	Jan. 31, 2017
Allowance for doubtful accounts	$ 385,583	$ 198,449
Accumulated amortization of capitalized software development costs	17,116,225	16,544,797
Accumulated amortization of intangible assets	6,140,395	5,807,338
Deferred financing costs, accumulated amortization	$ 181,477	$ 199,211
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Number of authorized shares of common stock (in shares)	45,000,000	45,000,000
Common stock, shares issued (in shares)	19,674,122	19,695,391
Common stock, shares outstanding (in shares)	19,674,122	19,695,391
Series A Preferred Stock
Preferred stock dividend rate	0.00%	0.00%
Convertible redeemable preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Convertible redeemable preferred stock, redemption value	$ 8,849,985	$ 8,849,985
Convertible redeemable preferred stock, shares authorized (in shares)	4,000,000	4,000,000
Convertible redeemable preferred stock, shares issued (in shares)	2,949,995	2,949,995
Convertible redeemable preferred stock, shares outstanding (in shares)	2,949,995	2,949,995
Unamortized preferred stock discount	$ 0	$ 0