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Note 15 - Subsequent Events (Details Textual) |  |  | 1 Months Ended | 3 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Aug. 14, 2024 USD ($) a | Aug. 05, 2024 shares | Jul. 31, 2023 shares | Sep. 30, 2024 USD ($) | Oct. 22, 2024 USD ($) a | Jul. 31, 2024 shares | Jul. 01, 2024 shares
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 |  |  |  |
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 |  |  |  |
Forecast [Member] | Land in Honokeana [Member] | Stewardship and Conservation Efforts Subsidized by the State of Hawaii and the County of Maui [Member] |  |  |  |  |  |  |
Area of Land (Acre) | a |  |  |  |  | 50 |  |
Government Assistance, Award Amount | $ |  |  |  |  | $ 35,500,000 |  |
Forecast [Member] | Maui [Member] |  |  |  |  |  |  |
Area of Land (Acre) | a |  |  |  |  | 1,377 |  |
Forecast [Member] | Land in Piiholo, Maui, Hawaii [Member] |  |  |  |  |  |  |
Area of Land (Acre) | a | 11.883 |  |  |  |  |  |
Asset Acquisition, Consideration Transferred | $ | $ 7,000,000 |  |  |  |  |  |
Escrow Deposit | $ | $ 300,000 |  |  |  |  |  |
Forecast [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 | 400,000
Forecast [Member] | The 2017 Equity and Incentive Award Plan [Member] | Restricted Stock [Member] |  |  |  |  |  |  |
Deferred Compensation Arrangement with Individual, Cancellation Expense | $ |  |  |  | $ 631,000 |  |  |
Forecast [Member] | The 2017 Equity and Incentive Award Plan [Member] | CEO Randle [Member] | Restricted Stock [Member] |  |  |  |  |  |  |
Deferred Compensation Arrangement with Individual, Cancellation Expense | $ |  |  |  | 229,000 |  |  |
Forecast [Member] | The 2017 Equity and Incentive Award Plan [Member] | Director Case [Member] | Restricted Stock [Member] |  |  |  |  |  |  |
Deferred Compensation Arrangement with Individual, Cancellation Expense | $ |  |  |  | $ 402,000 |  |  |
Forecast [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 |  |  |  |  |
Forecast [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 |  |  |  |  |
Forecast [Member] | 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 |  |  |  |  |
Forecast [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 |  |  |  |  |
Forecast [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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