Note 7 - Other Assets (Details Textual)	12 Months Ended
	Jun. 30, 2023 USD ($)	Jun. 30, 2022 USD ($)	Jun. 30, 2023 NZD ($)	Jun. 30, 2023 GBP (£)	Jun. 30, 2022 NZD ($)	Jun. 30, 2022 GBP (£)
Other Assets, Current	$ 904,153	$ 699,547
Unrealized Gain (Loss) on Investments	(125,570)	28,474
Marketable Securities	11,500,000	5,100,000
Other Assets, Noncurrent	552,660	540,160
Equity Securities without Readily Determinable Fair Value, Amount	$ 500,000	$ 500,000
Equity Securities without Readily Determinable Fair Value, Ownership Percentage	10.00%	10.00%	10.00%	10.00%	10.00%	10.00%
Equity Securities without Readily Determinable Fair Value, Impairment Loss, Annual Amount	$ 0	$ 0
Deposit Assets	52,160	40,160
Gourmet Foods [Member]
Restricted Cash and Cash Equivalents	12,209	12,486	$ 20,000		$ 20,000
Marygold & Co. (UK) Limited [Member]
Restricted Cash and Cash Equivalents	413,560	1,000,793		£ 327,694		£ 823,768
Approximation [Member]
Unrealized Gain (Loss) on Investments	(126,000)	33,000
Other Assets, Noncurrent	552,160	540,160
Exchange Traded Funds [Member] | USCF Gold Strategy Plus Income Fund [Member] | USCF and USCF Advisers [Member]
Investments, Total	1,300,000	$ 1,300
Exchange Traded Funds [Member] | SCF Sustainable Battery Metals Strategy Fund ("ZSB") [Member] | USCF and USCF Advisers [Member]
Investments, Total	1,900,000
Exchange Traded Funds [Member] | USCF Energy Commodity Strategy Absolute Return Fund ("USE") [Member] | USCF and USCF Advisers [Member]
Investments, Total	$ 2,600,000