Note 3 - Assets Held for Sale - Assets Held for Sale (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Assets held for sale	$ 3,019	$ 3,144
Kapalua Central Resort Project [Member] \| Kapalua Resort [Member]
Assets held for sale	3,019	2,988
630-Acre Parcel Of Agricultural Land [Member] \| Upcountry Maui [Member]
Assets held for sale	$ 0	$ 156

Amount of investment in land and building held for sale. Excludes real estate considered inventory.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(1)(d))
-URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910

Name:	us-gaap_RealEstateHeldforsale
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant