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Consolidation and Basis of Presentation (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2015 | Jun. 30, 2014 | Jun. 30, 2015 | Jun. 30, 2014 | Dec. 31, 2014
Other Interest and Dividend Income | $ 0.3 | $ 1.3 | $ 0.7 | $ 2.5 |
Deferred Tax Assets, Net | $ 9.1 |  | $ 9.1 |  |
Operating Partnership outstanding units | 183,278,698 |  | 183,278,698 |  |
General Partners Capital Account Units Owned Percentage | 95.10% |  | 95.10% |  |
Percentage of units outstanding in Heritage OP | 4.90% |  | 4.90% |  |
Limited Partners [Member] |  |  |  |  |
Operating Partnership outstanding units | 9,062,689 |  | 9,062,689 |  |
General Partner [Member] |  |  |  |  |
Operating Partnership outstanding units | 174,216,009 |  | 174,216,009 |  |
Non-affiliated Partners [Member] |  |  |  |  |
Percentage of units outstanding in Heritage OP | 4.90% |  | 4.90% |  | 5.00%

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