Condensed Consolidated Statements of Operations and Comprehensive Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Mar. 31, 2021	Mar. 31, 2020
Income Statement [Abstract]
Revenue, net	$ 51,570	$ 56,077	$ 165,405	$ 173,547
Cost of sales	8,818	9,095	28,404	28,515
Gross profit	42,752	46,982	137,001	145,032
Operating expenses:
Commissions and incentives	25,154	26,668	77,939	82,677
Selling, general and administrative	15,510	17,281	48,027	53,098
Total operating expenses	40,664	43,949	125,966	135,775
Operating income	2,088	3,033	11,035	9,257
Other expense:
Interest expense, net	(2)	(30)	(17)	(119)
Other expense, net	(255)	(337)	(263)	(565)
Total other expense	(257)	(367)	(280)	(684)
Income before income taxes	1,831	2,666	10,755	8,573
Income tax expense	(107)	(1,005)	(2,768)	(848)
Net income	$ 1,724	$ 1,661	$ 7,987	$ 7,725
Net income per share:
Basic (USD per share)	$ 0.12	$ 0.12	$ 0.56	$ 0.55
Diluted (USD per share)	$ 0.12	$ 0.11	$ 0.55	$ 0.53
Weighted-average shares outstanding:
Basic (in shares)	14,071	14,252	14,175	14,054
Diluted (in shares)	14,212	14,689	14,420	14,592
Other comprehensive (loss) income, net of tax:
Foreign currency translation adjustment	$ (443)	$ 0	$ (39)	$ (30)
Other comprehensive (loss) income, net of tax	(443)	0	(39)	(30)
Comprehensive income	$ 1,281	$ 1,661	$ 7,948	$ 7,695