Note 7 - Discontinued Operations (Details) (USD $) In Millions, unless otherwise specified		3 Months Ended	6 Months Ended	1 Months Ended	3 Months Ended	6 Months Ended
Mar. 31, 2011	Jun. 30, 2013 Real Estate [Member] Agriculture [Member] Central Maui [Member] acre	Jun. 30, 2013 Real Estate [Member] Agriculture [Member] Central Maui [Member] acre	Jun. 30, 2013 Agriculture [Member] Central Maui [Member] acre	Jun. 30, 2013 Agriculture [Member] Central Maui [Member]	Jun. 30, 2013 Agriculture [Member] Central Maui [Member]
Note 7 - Discontinued Operations (Details) [Line Items]
Number of Championship Golf Courses Ceased Operating	2
Gains (Losses) on Sales of Investment Real Estate				$ 1.9	$ 1.9	$ 1.9
Area of Real Estate Property Sold		7	7	7

The net gain (loss) resulting from sales and other disposals of real estate owned for investment purposes.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 225

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-04.14(d))

-URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Paragraph 14

-Subparagraph d

-Article 9

Name:	us-gaap_GainsLossesOnSalesOfInvestmentRealEstate
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration