Consolidated Statements Of Operations - USD ($)	12 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Revenue from External Customer [Line Items]
Revenues	$ 9,400,031	$ 9,626,663
Costs and expenses:
Cost of Goods and Services Sold	5,197,866	4,997,461
Marketing, general and administrative	3,874,498	4,142,392
Research and development	1,122,324	739,765
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill)	605,006	0
Operating Costs and Expenses	10,799,694	9,879,618
Loss from operations	(1,399,663)	(252,955)
Other (expense) income:
Other Nonoperating Income (Expense)	759,371	11,122
Interest income	3,592	9,170
Interest expense	(13,580)	(17,353)
Total other (expense) income	749,383	2,939
Net loss	(650,280)	(250,016)
Preferred Stock Dividends, Income Statement Impact	51,741	51,600
Net Income (Loss) Available to Common Stockholders, Basic	$ (702,021)	$ (301,616)
Net income (loss) per share
Earnings (Loss) Per Share, Basic	$ (0.09)	$ (0.04)
Earnings (Loss) Per Share, Diluted	$ (0.09)	$ (0.04)
Weighted average shares - basic	7,415,329	7,415,329
Weighted average shares - diluted	7,415,329	7,415,329
Product [Member]
Revenue from External Customer [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	$ 8,437,672	$ 8,707,154
Service [Member]
Revenue from External Customer [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	$ 962,359	$ 919,509