| **Notes Receivable, net (Tables)** | 9 Months Ended                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
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| **Receivables [Abstract]**         |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 |
| Notes Receivable, Net              | Notes receivable, net consists of the following:  September 30, 2015 December 31, 2014Interest bearing homebuilder note for the RiverTown Sale, secured by the real estate sold — 5.25% interest rate, all accrued interest and remaining principal and interest payment due and paid in June 2015$— $19,600Pier Park Community Development District notes, non-interest bearing, due December 2024, net of unamortized discount of $0.1 million, effective rates 5.73% — 8.0%2,147 2,147Interest bearing homebuilder notes, secured by the real estate sold — 4.0% interest rate, any remaining payments outstanding are due August 2016256 2,011Various mortgage notes, secured by certain real estate bearing interest at various rates490 512Total notes receivable, net$2,893 $24,270 |

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| - References
No definition available.
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| - Definition
Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables.
+ 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 210.5-02.3,4) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682
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