Consolidated Statements of Operations - USD ($)	12 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	[1]
Net sales	$ 21,842,097	$ 23,522,631	[2]
Cost of goods sold	15,022,223	16,966,633
Gross profit	6,819,874	6,555,998
Selling, general and administrative expenses	6,415,441	6,920,156
Income (loss) from operations	404,433	(364,158)
Interest (income) expense	(3,178)	5,218
Income (loss) before income tax provision	407,611	(369,376)
Income tax (benefit) provision	(26,503)	3,041,844	[3],[4]
Net income (loss)	$ 434,114	$ (3,411,220)	[5],[6]
Income (loss) per common share:
Basic (in dollars per share)	$ 0.06	$ (0.46)
Diluted (in dollars per share)	$ 0.06	$ (0.46)
Weighted-average number of shares:
Basic (in shares)	7,401,030	7,382,706
Diluted (in shares)	7,407,827	7,382,706

[1] As adjusted for the retrospective adoption of ASC 606

[2] As adjusted for the retrospective adoption of ASC 606

[3] As adjusted for the retrospective adoption of ASC 606

[4] As adjusted for the retrospective adoption of ASC 606

[5] As adjusted for the retrospective adoption of ASC 606

[6] As adjusted for the retrospective adoption of ASC 606