Consolidated Statements Of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Apr. 30, 2017	Apr. 30, 2016	Apr. 30, 2017	Apr. 30, 2016
Consolidated Statements Of Operations [Abstract]
Net revenue	$ 13,425	$ 11,984	$ 38,941	$ 35,473
Cost of revenue	2,612	2,334	7,504	6,467
Gross profit	10,813	9,650	31,437	29,006
Operating expenses:
Sales and marketing	2,595	2,801	8,104	8,314
Customer operations and support	2,618	2,374	8,258	7,248
Software development and technical support (net of capitalized software product costs)	1,505	1,221	4,321	3,795
General and administrative	1,864	1,732	5,770	5,247
Depreciation and amortization (exclusive of amortization of software product costs included in cost of revenue)	744	601	2,057	1,800
Net operating expenses	9,326	8,729	28,510	26,404
Operating income	1,487	921	2,927	2,602
Other income (expense):
Interest expense	(200)	(118)	(526)	(350)
Other, net	9	13	11	5
Total other income (expense)	(191)	(105)	(515)	(345)
Income before provision for income tax	1,296	816	2,412	2,257
Income tax benefit (expense)	129	(368)	(389)	(972)
Net income	$ 1,425	$ 448	$ 2,023	$ 1,285
Weighted average common shares outstanding:
Basic	17,493	17,258	17,461	17,199
Diluted	18,010	17,769	17,960	17,689
Net income per common share:
Basic	$ 0.08	$ 0.03	$ 0.12	$ 0.07
Diluted	$ 0.08	$ 0.03	$ 0.11	$ 0.07