Annual report pursuant to Section 13 and 15(d)

REAL ESTATE AND CAPITALIZED INTEREST - Summary of Capitalized Interest (Footnote) (Details)

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REAL ESTATE AND CAPITALIZED INTEREST - Summary of Capitalized Interest (Footnote) (Details) - USD ($)
$ in Thousands
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Schedule of Equity Method Investments [Line Items]        
Capitalized interest $ 78,564 [1] $ 68,196 [1] $ 61,202 [1] $ 54,060
Equity-method land ventures [Member]        
Schedule of Equity Method Investments [Line Items]        
Capitalized interest $ 517 $ 130 $ 445  
[1] Approximately $517,000, $130,000 and $445,000 of the capitalized interest is related to our joint venture investments and is a component of “Investments in unconsolidated entities” in our consolidated balance sheet as of December 31, 2017, 2016 and 2015, respectively.