Contracts with Desmet Ballestra (Details Narrative) - USD ($)	12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021
Customer advances received	$ 413,000	$ 1,619,000
Desmet Ballestra [Member]
Revenues	413,000	1,619,000
Contract with Customer, Liability	391,000	80,000	$ 727,000
Customer advances received	724,000	972,000
Desmet Ballestra [Member] | Nano Reactor Sales [Member]
Revenues	$ 413,000	592,000
Desmet Ballestra [Member] | Gross Profit Share [Member]
Revenues		$ 1,027,000