Note 2 -Assets Held for Sale and Real Estate - Assets Held for Sale (Details) (Parentheticals)	Dec. 31, 2016 a	Dec. 31, 2015 a
630-Acre Parcel Of Agricultural Land [Member] | Upcountry Maui [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] | West Maui [Member]
Area of Real Estate (Acre)		15
5-Acre Fully Entitled, 42-Unit Workforce Housing Project [Member] | West Maui [Member]
Area of Real Estate (Acre)	5
Number of Units	42