Consolidated Statements Of Income And Comprehensive Income - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021
Consolidated Statements Of Income And Comprehensive Income [Abstract]
Net sales	$ 393,692	$ 544,282	$ 478,925
Cost of goods sold	322,745	471,602	382,195
Gross margin	70,947	72,680	96,730
Selling, general and administrative	62,846	66,733	67,977
Restructuring expense		730	3,422
Environmental remediation	(2,788)
(Gain) on disposal of assets		(1,400)	(5,881)
Other expense	347
Litigation settlement costs			12
Operating income	10,542	6,617	31,200
Other income	18	121	277
Interest (expense)	(1,341)	(835)	(10)
Total other (expense) income	(1,323)	(714)	267
Income before income taxes	9,219	5,903	31,467
Income tax (benefit) expense	(5,559)	4,050	8,419
Net income	$ 14,778	$ 1,853	$ 23,048
Weighted average number of common shares outstanding:
Basic	5,225	6,329	7,200
Diluted	5,385	6,503	7,468
Earnings per share of common stock:
Basic	$ 2.83	$ 0.29	$ 3.20
Diluted	$ 2.74	$ 0.28	$ 3.09