Condensed Consolidated Statements of Operations and Comprehensive Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2019	Dec. 31, 2018
Income Statement [Abstract]
Revenue, net	$ 61,242	$ 58,167	$ 117,470	$ 113,776
Cost of sales	10,230	9,794	19,421	18,994
Gross profit	51,012	48,373	98,049	94,782
Operating expenses:
Commissions and incentives	29,235	28,176	56,009	55,961
Selling, general and administrative	18,131	19,616	35,817	36,918
Total operating expenses	47,366	47,792	91,826	92,879
Operating income	3,646	581	6,223	1,903
Other expense:
Interest expense, net	(41)	(100)	(89)	(209)
Other expense, net	(148)	(72)	(228)	(120)
Total other expense	(189)	(172)	(317)	(329)
Income before income taxes	3,457	409	5,906	1,574
Income tax benefit	846	420	(158)	(166)
Net income	$ 4,303	$ 829	$ 6,064	$ 1,740
Net income per share:
Basic (USD per share)	$ 0.31	$ 0.06	$ 0.44	$ 0.12
Diluted (USD per share)	$ 0.30	$ 0.06	$ 0.42	$ 0.12
Weighted-average shares outstanding:
Basic (in shares)	13,902	13,944	13,908	13,996
Diluted (in shares)	14,562	14,963	14,515	14,996
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustment	$ (14)	$ 121	$ (30)	$ (4)
Other comprehensive income (loss), net of tax	(14)	121	(30)	(4)
Comprehensive income	$ 4,289	$ 950	$ 6,034	$ 1,736