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Note 9 - Segment Information (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014
Real Estate Segment [Member] | Operating Segments [Member] |  |  |
Operating revenues | [1] | $ 12,501 | $ 23,304
Operating costs and expenses |  | (2,515) | (2,562)
General and administrative and other expenses |  | (819) | (655)
Operating income (loss) |  | 9,167 | 20,137
Capital expenditures | [2] | 20 | 268
Assets | [3] | 12,104 | 11,625
Leasing Segment [Member] | Operating Segments [Member] |  |  |
Operating revenues | [1] | 5,546 | 5,404
Operating costs and expenses |  | (2,208) | (2,501)
Depreciation expense |  | (1,646) | (1,807)
General and administrative and other expenses |  | (619) | (450)
Operating income (loss) |  | 1,073 | 646
Assets | [3] | 27,060 | 30,529
Utilities Segment [Member] | Operating Segments [Member] |  |  |
Operating revenues | [1] | 3,335 | 3,310
Operating costs and expenses |  | (2,260) | (2,375)
Depreciation expense |  | (397) | (410)
General and administrative and other expenses |  | (256) | (189)
Operating income (loss) |  | 422 | 336
Assets | [3] | 4,003 | 4,194
Resort Amenities Segment [Member] | Operating Segments [Member] |  |  |
Operating revenues | [1] | 1,263 | 1,214
Operating costs and expenses |  | (872) | (854)
General and administrative and other expenses |  | (380) | (282)
Operating income (loss) |  | 11 | 28
Assets | [3] | 1,309 | 1,256
Corporate and Other [Member] | Other Segments [Member] |  |  |
Operating revenues | [1],[4] | 141 | 32
Operating costs and expenses | [4] | (53) | (46)
Depreciation expense | [4] | (72) | (84)
General and administrative and other expenses | [4] | (1,357) | (1,144)
Operating income (loss) | [4] | (1,341) | (1,242)
Assets | [3],[4] | 2,123 | 1,667
Operating Segments [Member] |  |  |
Operating revenues | [1] | 22,786 | 33,264
Operating costs and expenses |  | (7,908) | (8,338)
Depreciation expense |  | (2,115) | (2,301)
General and administrative and other expenses |  | (3,431) | (2,720)
Operating income (loss) |  | 9,332 | 19,905
Interest expense |  | (2,519) | (2,270)
Income from continuing operations |  | 6,813 | 17,635
Capital expenditures | [2] | 20 | 268
Assets | [3] | 46,599 | 49,271
Operating revenues |  | 22,786 | 33,264
Operating costs and expenses |  | 13,454 | 13,359
Depreciation expense |  | 2,115 | 2,301
General and administrative and other expenses |  | 2,181 | 1,974
Operating income (loss) |  | 9,332 | 19,905
Assets |  | $ 46,599 | $ 49,271
[1] | Amounts are principally revenues from external customers and exclude equity in earnings of affiliates. Intersegment revenues were insignificant.
[2] | Primarily includes expenditures for property and deferred costs.
[3] | Segment assets are located in the United States.
[4] | Consists primarily of miscellaneous transactions and unallocated general and administrative, and pension and other post-retirement expenses.

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- Definition Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.18) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 12 -Article 7 + Details
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