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Note 17 - Subsequent Events (Details Textual)				1 Months Ended		3 Months Ended	6 Months Ended
	Sep. 16, 2024 USD ($)	Aug. 17, 2024 USD ($)	Aug. 05, 2024 USD ($) shares	Sep. 14, 2024 USD ($)	Jul. 31, 2024 shares	Sep. 30, 2024 USD ($)	Jun. 30, 2024 shares	Aug. 14, 2024 USD ($) a
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period (in shares)							0
Forecast [Member] | Land in Piiholo, Maui, Hawaii [Member] | Discontinued Operations, Disposed of by Sale [Member]
Proceeds from Sale of Productive Assets | $	$ 300,000			$ 100,000
The 2017 Equity and Incentive Award Plan [Member] | Restricted Stock [Member]
Deferred Compensation Arrangement with Individual, Cancellation Expense | $			$ 631,000
The 2017 Equity and Incentive Award Plan [Member] | CEO Randle [Member] | Restricted Stock [Member] | Forecast [Member]
Deferred Compensation Arrangement with Individual, Cancellation Expense | $						$ 229,000
The 2017 Equity and Incentive Award Plan [Member] | Director Case [Member] | Restricted Stock [Member] | Forecast [Member]
Deferred Compensation Arrangement with Individual, Cancellation Expense | $						$ 402,000
The 2024 Plan [Member] | CEO Randle [Member] | Restricted Stock [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Granted (in shares)			28,511
Subsequent Event [Member] | Land in Piiholo, Maui, Hawaii [Member] | Discontinued Operations, Disposed of by Sale [Member]
Area of Land (Acre) | a								11.883
Disposal Group, Including Discontinued Operation, Consideration | $								$ 7,000,000
Proceeds from Sale of Productive Assets | $		$ 300,000
Subsequent Event [Member] | The 2017 Equity and Incentive Award Plan [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized (in shares)			400,000		400,000
Subsequent Event [Member] | The 2023 Plan [Member] | Chair Sellers [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross (in shares)					63,500
Subsequent Event [Member] | The 2023 Plan [Member] | Chair Sellers [Member] | Restricted Stock [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Granted (in shares)					18,804
Subsequent Event [Member] | The 2023 Plan [Member] | Director Case [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period (in shares)			6,659
Subsequent Event [Member] | The 2023 Plan [Member] | Director Case [Member] | Restricted Stock [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Forfeitures (in shares)			56,000
Subsequent Event [Member] | The 2024 Plan [Member] | Director Case [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period (in shares)			3,124
Subsequent Event [Member] | The 2024 Plan [Member] | Director Case [Member] | Restricted Stock [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Forfeitures (in shares)			56,000

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-Topic 230
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-Paragraph 12
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