Segment Reporting (Schedule Of Reconciliation Of Net Operating Income To Income From Continuing Operations) (Details) - USD ($) $ in Thousands |
3 Months Ended | |||
|---|---|---|---|---|
Mar. 31, 2016 |
Mar. 31, 2015 |
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| Segment Reporting [Abstract] | ||||
| Net operating income | [1] | $ 43,076 | $ 37,333 | |
| Depreciation and amortization | (43,063) | (40,802) | ||
| Gain on change of control of interests | 10,156 | |||
| Realized gains on disposition of rental property, net | 58,600 | 144 | ||
| Net income (loss) | 68,769 | (3,325) | ||
| Noncontrolling interest in consolidated joint ventures | 706 | 490 | ||
| Noncontrolling interest in Operating Partnership | (7,284) | 314 | ||
| Net income (loss) available to common shareholders | $ 62,191 | $ (2,521) | ||
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