Foreign Operations (Details) - USD ($)	Jun. 30, 2022	Jun. 30, 2021
Assets	$ 27,737	$ 27,737
CHINA
Assets	19,600,000	20,100,000
Net Assets	15,700,000	16,600,000
LATVIA
Assets	12,700,000	11,300,000
Net Assets	$ 10,000,000.0	$ 9,000,000.0

Amount of net assets (liabilities).

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