Condensed Consolidated Statements of Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Sep. 29, 2019	Sep. 30, 2018
Income Statement [Abstract]
Net sales	$ 179,949	$ 181,611
Cost of sales	162,506	161,592
Gross profit	17,443	20,019
Selling, general and administrative expenses	10,980	14,411
Provision for bad debts	9	131
Other operating expense (income), net	108	(240)
Operating income	6,346	5,717
Interest income	(210)	(147)
Interest expense	1,257	1,467
Equity in loss (earnings) of unconsolidated affiliates	866	(239)
Income before income taxes	4,433	4,636
Provision for income taxes	721	2,824
Net income	$ 3,712	$ 1,812
Net income per common share:
Basic	$ 0.20	$ 0.10
Diluted	$ 0.20	$ 0.10