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Investments in Unconsolidated Real Estate Ventures - Summary of Composition of Investments (Details) - USD ($)
$ in Thousands
Jun. 30, 2017
Dec. 31, 2016
Schedule of Equity Method Investments [Line Items]    
Investment Balance $ 45,476 $ 45,776
The Warner    
Schedule of Equity Method Investments [Line Items]    
Ownership Interest 55.00%  
Investment Balance $ 38,823 39,417
Other investments    
Schedule of Equity Method Investments [Line Items]    
Investment Balance $ 6,653 $ 6,359