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Note 11 - Loans - Property and Equipment (Details Textual) $ in Millions	12 Months Ended
	Jun. 30, 2023 USD ($)	Jun. 30, 2022 USD ($)	Jun. 30, 2023 NZD ($)	Jun. 30, 2023 CAD ($)	Jun. 30, 2022 NZD ($)
Notes Payable, Current	$ 358,802	$ 33,496
Notes Payable, Noncurrent	88,516	459,178
Solar Finance Lease [Member]
Finance Lease, Liability	106,469,000,000	124,422,000,000	$ 174,405		$ 203,814
Note Payable on Office Land and Building [Member]
Notes Payable	340,849			$ 451,500
Notes Payable, Current	340,849	15,135
Notes Payable, Noncurrent		350,293
Interest Expense, Debt	$ 14,231	$ 15,742