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Note 2 - Assets Held for Sale and Real Estate - Assets Held for Sale (Details) (Parentheticals) - a | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | ---
630-Acre Parcel Of Agricultural Land [Member] |  |
Area of real estate (Acre) | 630 | 630
Agricultural Land and Wastewater Treatment Facility [Member] | Upcountry Maui [Member] |  |
Area of real estate (Acre) | 80 | 80
Kapalua Resort, Golf Practice Course [Member] | Kapalua Resort [Member] |  |
Area of real estate (Acre) |  | 15

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- Definition Area of a real estate property. + References No definition available. + Details
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