CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Income Statement [Abstract]
Net sales	$ 108,362	$ 97,270
Cost of goods sold	76,908	74,851
Gross profit	31,454	22,419
Selling expenses	26,009	23,498
General and administrative expenses	11,807	9,746
Net (gains) losses from sales of assets	(4,582)	618
Operating expenses	33,234	33,862
Loss from operations	(1,780)	(11,443)
Other (expense) income:
Interest expense	(3,026)	(3,244)
Other, net	2,444	8,559
Total other (expense) income	(582)	5,315
Loss before taxes	(2,362)	(6,128)
Income tax expense	62	142
Net loss	(2,424)	(6,270)
Less: Cumulative preferred dividends, undeclared and unpaid	147	142
Undistributed net loss available to common stockholders	$ (2,571)	$ (6,412)
Net income (loss) per common share - basic (in US$ per share)	$ (0.14)	$ (0.37)
Net income (loss) per common share - diluted (in US$ per share)	$ (0.14)	$ (0.37)
Weighted average common shares outstanding - basic (in shares)	17,969,694	17,420,442
Weighted average common shares outstanding—diluted (in shares)	17,969,694	17,420,442