Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Income Statement [Abstract]
Revenues	$ 57,878	$ 55,681
Cost of sales	44,545	41,847
Gross profit	13,333	13,834
Selling, general and administrative expenses	12,437	12,553
Operating income	896	1,281
Interest expense, net	169	422
Income before provision for income taxes	727	859
Provision for income taxes	209	279
Net income	$ 518	$ 580
Net earnings per share - basic	$ 0.04	$ 0.05
Net earnings per share - diluted	$ 0.04	$ 0.04