Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2020	Dec. 31, 2019
Income Statement [Abstract]
Net sales	$ 54,054	$ 56,864	$ 103,464	$ 108,978
Cost of goods sold	36,449	38,228	70,287	72,639
Gross margin	$ 17,605	$ 18,636	$ 33,177	$ 36,339
% of Net sales	32.60%	32.80%	32.10%	33.30%
Restructuring charges	$ 384	$ 0	$ 730	$ 0
Selling, general and administrative expenses	14,224	15,874	27,615	32,132
Operating income	6,201	2,762	8,036	4,207
Other (expense), net	(426)	(887)	(427)	(1,056)
Gain on sale of building	(3,204)	0	(3,204)	0
Income before income taxes	5,775	1,875	7,609	3,151
Income tax expense (benefit)	1,918	615	(364)	1,113
Net income	$ 3,857	$ 1,260	$ 7,973	$ 2,038
Basic income per share (in dollars per share)	$ 0.54	$ 0.18	$ 1.13	$ 0.29
Diluted income per share (in dollars per share)	$ 0.53	$ 0.18	$ 1.10	$ 0.29
Weighted average outstanding shares used in per share calculations:
Basic (in shares)	7,081	6,955	7,035	6,930
Diluted (in shares)	7,294	7,015	7,260	7,011