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Real Estate Heritage Portfolio Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2015
Jun. 30, 2015
Dec. 18, 2014
Real Estate Properties [Line Items]      
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners 23.00% 23.00%  
Heritage 12/18/12014 Joint Venture | Heritage 12/18/12014 Joint Venture      
Real Estate Properties [Line Items]      
Percentage of voting interest     80.00%
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners     20.00%
Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual $ 1,481 $ 3,037  
Net loss since purchase date $ (285) $ (518)