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Investments in Unconsolidated Joint Ventures (Summary Of Financial Information For Joint Ventures) (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2018 | Mar. 31, 2017 | Dec. 31, 2017
Equity Method Investments and Joint Ventures [Abstract] |  |  |
Net Investment in Properties | $ 1,053,058 |  | $ 1,061,950
Total Assets | 1,361,412 |  | 1,375,006
Debt | 726,234 |  | 712,690
Total Liabilities | 846,918 |  | 869,879
Equity | 514,494 |  | 505,127
Our investment in and share of equity in earnings of unconsolidated joint ventures | 167,564 |  | $ 163,477
Revenues | 51,731 | $ 35,062 |
Property Operating Expense | (18,419) | (10,391) |
Net Operating Income | 33,312 | 24,671 |
Net Income | 15,334 | 11,286 |
Investment in and share of net income (loss) | $ 7,410 | $ 5,324 |

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