Consolidated Statements Of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jan. 31, 2017	Jan. 31, 2016	Jan. 31, 2017	Jan. 31, 2016
Consolidated Statements Of Operations [Abstract]
Net revenue	$ 13,244	$ 11,752	$ 25,516	$ 23,489
Cost of revenue	2,603	2,064	4,892	4,133
Gross profit	10,641	9,688	20,624	19,356
Operating expenses:
Sales and marketing	2,822	2,748	5,509	5,513
Customer operations and support	2,885	2,428	5,640	4,874
Software development and technical support (net of capitalized software product costs)	1,560	1,319	2,816	2,574
General and administrative	1,964	1,730	3,906	3,515
Depreciation and amortization (exclusive of amortization of software product costs included in cost of revenue)	738	590	1,313	1,199
Net operating expenses	9,969	8,815	19,184	17,675
Operating income	672	873	1,440	1,681
Other income (expense):
Interest expense	(218)	(120)	(326)	(232)
Other, net	1		2	(8)
Total other income (expense)	(217)	(120)	(324)	(240)
Income before provision for income tax	455	753	1,116	1,441
Income tax expense	(213)	(305)	(518)	(604)
Net income	$ 242	$ 448	$ 598	$ 837
Weighted average common shares outstanding:
Basic	17,468	17,188	17,446	17,170
Diluted	18,002	17,695	17,956	17,655
Net income per common share:
Basic	$ 0.01	$ 0.03	$ 0.03	$ 0.05
Diluted	$ 0.01	$ 0.03	$ 0.03	$ 0.05