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Nature of Business and Summary of Significant Accounting Policies - Disaggregated net sales by customer type (Details) - USD ($)	3 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Revenue	$ 24,000	$ 25,000
Medical
Revenue	15,000	15,000
Associations
Revenue	3,000	3,000
Education
Revenue	3,000	3,000
Other
Revenue	$ 3,000	$ 4,000

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income after deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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