Condensed Consolidated Statements of Operations and Comprehensive Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2017	Dec. 31, 2016
Income Statement [Abstract]
Revenue, net	$ 49,482	$ 48,947	$ 98,609	$ 103,841
Cost of sales	9,117	7,500	17,856	16,332
Gross profit	40,365	41,447	80,753	87,509
Operating expenses:
Commissions and incentives	23,395	23,540	46,804	49,836
Selling, general and administrative	14,643	17,207	30,224	34,987
Total operating expenses	38,038	40,747	77,028	84,823
Operating income	2,327	700	3,725	2,686
Other expense:
Interest expense	(103)	(138)	(265)	(275)
Other expense, net	(169)	(150)	(147)	(321)
Total other expense	(272)	(288)	(412)	(596)
Income before income taxes	2,055	412	3,313	2,090
Income tax expense	(1,738)	(129)	(2,179)	(627)
Net income	$ 317	$ 283	$ 1,134	$ 1,463
Net income per share:
Basic (USD per share)	$ 0.02	$ 0.02	$ 0.08	$ 0.11
Diluted (USD per share)	$ 0.02	$ 0.02	$ 0.08	$ 0.10
Weighted-average shares outstanding:
Basic (in shares)	13,956	13,840	13,959	13,830
Diluted (in shares)	14,153	14,132	14,117	14,176
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustment	$ 46	$ (189)	$ 66	$ (98)
Other comprehensive income (loss), net of tax	46	(189)	66	(98)
Comprehensive income	$ 363	$ 94	$ 1,200	$ 1,365