Condensed Consolidated Statements of Operations and Comprehensive Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Sep. 30, 2018	Sep. 30, 2017
Income Statement [Abstract]
Revenue, net	$ 55,609	$ 49,127
Cost of sales	9,199	8,739
Gross profit	46,410	40,388
Operating expenses:
Commissions and incentives	27,785	23,409
Selling, general and administrative	17,301	15,581
Total operating expenses	45,086	38,990
Operating income	1,324	1,398
Other expense:
Interest expense	(110)	(162)
Other income (expense), net	(49)	22
Total other expense	(159)	(140)
Income before income taxes	1,165	1,258
Income tax expense	(254)	(441)
Net income	$ 911	$ 817
Net income per share:
Basic (USD per share)	$ 0.07	$ 0.06
Diluted (USD per share)	$ 0.06	$ 0.06
Weighted-average shares outstanding:
Basic (in shares)	13,987	13,963
Diluted (in shares)	15,139	14,080
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustment	$ (125)	$ 20
Other comprehensive income (loss), net of tax	(125)	20
Comprehensive income	$ 786	$ 837