Condensed Consolidated Statements of Operations (Unaudited) - USD ($)	3 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	[1]
Net sales	$ 5,410,762	$ 5,784,839
Cost of goods sold	4,063,308	3,953,655
Gross profit	1,347,454	1,831,184
Selling, general and administrative expenses	1,664,600	1,789,589
(Loss) income from operations	(317,146)	41,595
Interest income	6,397
(Loss) income before income tax provision	(310,749)	41,595
Income tax provision	0	25
Net (loss) income	$ (310,749)	$ 41,570	[2],[3]
(Loss) income per common share:
Basic (in dollars per share)	$ (0.04)	$ 0.01	[2]
Diluted (in dollars per share)	$ (0.04)	$ 0.01	[2]
Weighted-average number of shares:
Basic (in shares)	7,404,831	7,389,751	[2]
Diluted (in shares)	7,404,831	7,483,866	[2]

[1] As adjusted for change in accounting principle (Note 2)

[2] As adjusted for change in accounting principle (Note 2)

[3] As adjusted for change in accounting principle (Note 2)