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v3.3.1.900

Real Estate Acquisitions and Dispositions (Details) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2015 USD ($) property | Dec. 31, 2014 USD ($) property | Dec. 31, 2013 USD ($)
Properties acquired | property | 4 | 6 |
Property Units Acquired | 625 | 1,353 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets | $ 323,837 | $ 498,640 |
Investment in real estate | 25,182,352 | 27,675,383 |
Other Liabilities | $ 366,387 | $ 389,915 |
Disposed Properties | property | 8 | 11 |
Disposed Units | 1,857 | 3,480 |
Proceeds From Sale Of Property | $ 513,312 | $ 592,070 |
Net gain on sales of real estate properties | 335,134 | 212,685 | $ 0
Net (loss) gain on sales of land parcels | $ (1) | 5,277 | $ 12,227
Series P [Domain] |  |  |
Investment in real estate |  | 87,500 |
Business combination, consideration transferred |  | 64,200 |
Payments to Acquire Interest in Subsidiaries and Affiliates |  | 44,800 |
Other Liabilities |  | 18,400 |
Revaluation Loss |  | $ 3,500 |
Consolidated Rental Properties [Member] |  |  |
Properties acquired | property | 4 | 6 |
Property Units Acquired | 625 | 1,353 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets | $ 296,037 | $ 469,850 |
Disposed Properties | property | 8 | 10 |
Disposed Units | 1,857 | 3,092 |
Proceeds From Sale Of Property | $ 513,312 | $ 466,968 |
Consolidated Rental Properties [Member] | Land [Member] |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets | 44,700 | 95,300 |
Consolidated Rental Properties [Member] | Depreciable Property [Member] |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets | $ 251,300 | 374,600 |
Land [Member] |  |  |
Land parcels acquired | 3 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets | $ 27,800 | $ 28,790 |
Disposed Land Parcels | 0 | 3 |
Proceeds From Sale Of Property |  | $ 62,602 |
Commercial Real Estate [Member] |  |  |
Commercial Properties Disposed | 1 | 0 |
Proceeds From Sale Of Property | $ 123,300 |  |
Unconsolidated Properties [Member] |  |  |
Disposed Properties | property |  | 1 |
Disposed Units |  | 388 |
Proceeds From Sale Of Property |  | $ 62,500 |
Equity Method Investment, Ownership Percentage |  | 85.00% |
Unconsolidated Properties [Member] |  |  |
Equity Method Investment, Realized Gain (Loss) on Disposal |  | $ 4,900 |
Series P [Domain] |  |  |
Business Acquisition, Percentage of Voting Interests Acquired |  | 95.00% |

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