Business Segments - Revenue Components of Real Estate Segments (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2014	Mar. 31, 2013
Revenue from External Customer [Line Items]
Segment revenues	$ 7,145	$ 9,760
Equity in earnings of unconsolidated joint ventures, net	438	409
Real estate - commercial/industrial
Revenue from External Customer [Line Items]
Segment revenues	2,942	2,722
Equity in earnings of unconsolidated joint ventures, net	459	422
Revenues and Income (Loss) from Equity Method Investments	3,401	3,144
Real estate - commercial/industrial \| Commercial leases
Revenue from External Customer [Line Items]
Segment revenues	1,863	1,659
Real estate - commercial/industrial \| Grazing leases
Revenue from External Customer [Line Items]
Segment revenues	368	374
Real estate - commercial/industrial \| All other land management ancillary services
Revenue from External Customer [Line Items]
Segment revenues	711	689
Real estate - resort/residential
Revenue from External Customer [Line Items]
Segment revenues	359	237
Equity in earnings of unconsolidated joint ventures, net	(21)	(13)
Revenues and Income (Loss) from Equity Method Investments	338	224
Real estate - resort/residential \| Hay sales - Centennial operations
Revenue from External Customer [Line Items]
Segment revenues	266	158
Real estate - resort/residential \| Management fees
Revenue from External Customer [Line Items]
Segment revenues	90	78
Real estate - resort/residential \| Other
Revenue from External Customer [Line Items]
Segment revenues	$ 3	$ 1

This item represents the entity's proportionate share for the period of the net income (loss) of its investee (such as unconsolidated subsidiaries and joint ventures) to which the equity method of accounting is applied. This item includes income or expense related to stock-based compensation based on the investor's grant of stock to employees of an equity method investee.

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 95

-Paragraph 28

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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

-Publisher FASB

-Name Accounting Standards Codification

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Reference 3: http://www.xbrl.org/2003/role/presentationRef

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-Name Regulation S-X (SX)

-Number 210

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Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher AICPA

-Name Accounting Principles Board Opinion (APB)

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-Paragraph 6

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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-SubTopic 10

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Reference 6: http://www.xbrl.org/2003/role/presentationRef

-Publisher AICPA

-Name Accounting Principles Board Opinion (APB)

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 7: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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Reference 8: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Paragraph 11

-Article 7

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