Note 2 -Assets Held for Sale and Real Estate - Assets Held for Sale (Details) - USD ($)	Dec. 31, 2016	Dec. 31, 2015
Assets held for sale	$ 459,000	$ 262,000
Upcountry Maui [Member] | 630-Acre Parcel Of Agricultural Land [Member]
Assets held for sale	156,000	147,000
Upcountry Maui [Member] | Agricultural Land and Wastewater Treatment Facility [Member]
Assets held for sale	56,000	45,000
West Maui [Member] | Kapalua Resort, Golf Practice Course [Member]
Assets held for sale	247
West Maui [Member] | 5-Acre Fully Entitled, 42-Unit Workforce Housing Project [Member]
Assets held for sale		$ 70,000