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v3.3.0.814

Reportable Segments (Details) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2015 USD ($) | Sep. 30, 2014 USD ($) | Sep. 30, 2015 USD ($) | Sep. 30, 2014 USD ($) | Dec. 31, 2014 USD ($)
Reportable Segments - Reconciliation of NOI |  |  |  |  |
Rental income | $ 694,245 | $ 662,001 | $ 2,035,359 | $ 1,942,492 |
Property and maintenance expense | (122,383) | (120,139) | (364,948) | (361,087) |
Real estate taxes and insurance expense | (84,962) | (80,568) | (254,513) | (245,717) |
Property management expense | (18,925) | (18,407) | (60,887) | (61,080) |
Total operating expenses | (226,270) | (219,114) | (680,348) | (667,884) |
Net operating income | 467,975 | 442,887 | 1,355,011 | 1,274,608 |
Rental income: |  |  |  |  |
Rental Income - Same Store | 660,728 | 626,979 | 1,915,727 | 1,822,727 |
Rental Income - Non-same store/other | 33,517 | 35,022 | 119,632 | 119,765 |
Total Rental Income | 694,245 | 662,001 | 2,035,359 | 1,942,492 |
Operating expenses: |  |  |  |  |
Operating Expenses - Same Store | 215,606 | 209,658 | 635,123 | 618,532 |
Operating Expenses - Non-same store/other | 10,664 | 9,456 | 45,225 | 49,352 |
Total operating expenses | 226,270 | 219,114 | 680,348 | 667,884 |
NOI: |  |  |  |  |
Net operating income - Same Store | 445,122 | 417,321 | 1,280,604 | 1,204,195 |
Net operating income - Non-same store/other | 22,853 | 25,566 | 74,407 | 70,413 |
Net operating income | 467,975 | 442,887 | 1,355,011 | 1,274,608 |
Total Assets | $ 23,008,804 |  | 23,008,804 |  | $ 22,950,614
Capital Expenditures |  |  | $ 134,438 |  |
Units in same store properties | 97,737 |  | 96,432 |  |
Boston [Member] | Same Store [Member] |  |  |  |  |
Rental income: |  |  |  |  |
Rental Income - Same Store | $ 63,673 | 61,407 | $ 188,091 | 182,085 |
Operating expenses: |  |  |  |  |
Operating Expenses - Same Store | 20,159 | 19,056 | 61,890 | 58,769 |
NOI: |  |  |  |  |
Net operating income - Same Store | 43,514 | 42,351 | 126,201 | 123,316 |
Total Assets | 1,854,057 |  | 1,854,057 |  |
Capital Expenditures |  |  | 12,948 |  |
Boston [Member] | Non-same store [Member] |  |  |  |  |
Rental income: |  |  |  |  |
Rental Income - Non-same store/other | 2,858 | 932 | 6,192 | 2,750 |
Operating expenses: |  |  |  |  |
Operating Expenses - Non-same store/other | 916 | 222 | 1,795 | 633 |
NOI: |  |  |  |  |
Net operating income - Non-same store/other | 1,942 | 710 | 4,397 | 2,117 |
Total Assets | 173,368 |  | 173,368 |  |
Capital Expenditures |  |  | 308 |  |
New York [Domain] | Same Store [Member] |  |  |  |  |
Rental income: |  |  |  |  |
Rental Income - Same Store | 120,149 | 114,968 | 354,704 | 340,374 |
Operating expenses: |  |  |  |  |
Operating Expenses - Same Store | 43,578 | 41,961 | 133,433 | 129,006 |
NOI: |  |  |  |  |
Net operating income - Same Store | 76,571 | 73,007 | 221,271 | 211,368 |
Total Assets | 4,593,457 |  | 4,593,457 |  |
Capital Expenditures |  |  | 13,213 |  |
New York [Domain] | Non-same store [Member] |  |  |  |  |
Rental income: |  |  |  |  |
Rental Income - Non-same store/other | 3,079 | 6 | 4,302 | 16 |
Operating expenses: |  |  |  |  |
Operating Expenses - Non-same store/other | 2,258 | 0 | 3,660 | 1 |
NOI: |  |  |  |  |
Net operating income - Non-same store/other | 821 | 6 | 642 | 15 |
Total Assets | 366,978 |  | 366,978 |  |
Capital Expenditures |  |  | (12) |  |
San Francisco [Member] | Same Store [Member] |  |  |  |  |
Rental income: |  |  |  |  |
Rental Income - Same Store | 96,115 | 86,468 | 278,514 | 251,812 |
Operating expenses: |  |  |  |  |
Operating Expenses - Same Store | 27,512 | 27,124 | 81,469 | 80,087 |
NOI: |  |  |  |  |
Net operating income - Same Store | 68,603 | 59,344 | 197,045 | 171,725 |
Total Assets | 2,666,256 |  | 2,666,256 |  |
Capital Expenditures |  |  | 19,932 |  |
San Francisco [Member] | Non-same store [Member] |  |  |  |  |
Rental income: |  |  |  |  |
Rental Income - Non-same store/other | 2,216 | 4 | 2,709 | 10 |
Operating expenses: |  |  |  |  |
Operating Expenses - Non-same store/other | 899 | 12 | 1,465 | 24 |
NOI: |  |  |  |  |
Net operating income - Non-same store/other | 1,317 | (8) | 1,244 | (14) |
Total Assets | 261,039 |  | 261,039 |  |
Capital Expenditures |  |  | 3 |  |
Seattle [Member] | Same Store [Member] |  |  |  |  |
Rental income: |  |  |  |  |
Rental Income - Same Store | 43,481 | 40,538 | 124,623 | 116,327 |
Operating expenses: |  |  |  |  |
Operating Expenses - Same Store | 13,206 | 13,082 | 38,724 | 38,706 |
NOI: |  |  |  |  |
Net operating income - Same Store | 30,275 | 27,456 | 85,899 | 77,621 |
Total Assets | 1,072,287 |  | 1,072,287 |  |
Capital Expenditures |  |  | 9,608 |  |
Seattle [Member] | Non-same store [Member] |  |  |  |  |
Rental income: |  |  |  |  |
Rental Income - Non-same store/other | 4,692 | 1,722 | 14,894 | 3,712 |
Operating expenses: |  |  |  |  |
Operating Expenses - Non-same store/other | 1,523 | 505 | 4,394 | 1,332 |
NOI: |  |  |  |  |
Net operating income - Non-same store/other | 3,169 | 1,217 | 10,500 | 2,380 |
Total Assets | 368,624 |  | 368,624 |  |
Capital Expenditures |  |  | 70 |  |
Southern California [Member] | Same Store [Member] |  |  |  |  |
Rental income: |  |  |  |  |
Rental Income - Same Store | 115,657 | 109,054 | 322,762 | 305,427 |
Operating expenses: |  |  |  |  |
Operating Expenses - Same Store | 36,979 | 36,639 | 102,989 | 101,924 |
NOI: |  |  |  |  |
Net operating income - Same Store | 78,678 | 72,415 | 219,773 | 203,503 |
Total Assets | 2,748,274 |  | 2,748,274 |  |
Capital Expenditures |  |  | 23,320 |  |
Southern California [Member] | Non-same store [Member] |  |  |  |  |
Rental income: |  |  |  |  |
Rental Income - Non-same store/other | 12,424 | 8,486 | 52,833 | 32,949 |
Operating expenses: |  |  |  |  |
Operating Expenses - Non-same store/other | 4,351 | 3,383 | 19,377 | 14,068 |
NOI: |  |  |  |  |
Net operating income - Non-same store/other | 8,073 | 5,103 | 33,456 | 18,881 |
Total Assets | 837,998 |  | 837,998 |  |
Capital Expenditures |  |  | 3,713 |  |
Washington DC [Member] | Same Store [Member] |  |  |  |  |
Rental income: |  |  |  |  |
Rental Income - Same Store | 116,935 | 116,449 | 341,797 | 339,453 |
Operating expenses: |  |  |  |  |
Operating Expenses - Same Store | 38,714 | 37,793 | 113,582 | 110,357 |
NOI: |  |  |  |  |
Net operating income - Same Store | 78,221 | 78,656 | 228,215 | 229,096 |
Total Assets | 4,199,832 |  | 4,199,832 |  |
Capital Expenditures |  |  | 26,697 |  |
Washington DC [Member] | Non-same store [Member] |  |  |  |  |
Rental income: |  |  |  |  |
Rental Income - Non-same store/other | 3,538 | 2,932 | 16,370 | 12,610 |
Operating expenses: |  |  |  |  |
Operating Expenses - Non-same store/other | 1,013 | 901 | 4,855 | 4,683 |
NOI: |  |  |  |  |
Net operating income - Non-same store/other | 2,525 | 2,031 | 11,515 | 7,927 |
Total Assets | 237,900 |  | 237,900 |  |
Capital Expenditures |  |  | 568 |  |
Non-core – South Florida | Same Store [Member] |  |  |  |  |
Rental income: |  |  |  |  |
Rental Income - Same Store | 51,960 | 48,850 | 151,115 | 143,000 |
Operating expenses: |  |  |  |  |
Operating Expenses - Same Store | 18,927 | 18,198 | 54,961 | 53,188 |
NOI: |  |  |  |  |
Net operating income - Same Store | 33,033 | 30,652 | 96,154 | 89,812 |
Total Assets | 1,111,103 |  | 1,111,103 |  |
Capital Expenditures |  |  | 12,856 |  |
Non-core – South Florida | Non-same store [Member] |  |  |  |  |
Rental income: |  |  |  |  |
Rental Income - Non-same store/other | 1,331 | 1,042 | 5,916 | 3,694 |
Operating expenses: |  |  |  |  |
Operating Expenses - Non-same store/other | 563 | 561 | 2,101 | 2,026 |
NOI: |  |  |  |  |
Net operating income - Non-same store/other | 768 | 481 | 3,815 | 1,668 |
Total Assets | 65,193 |  | 65,193 |  |
Capital Expenditures |  |  | 30 |  |
Non-core – Denver | Same Store [Member] |  |  |  |  |
Rental income: |  |  |  |  |
Rental Income - Same Store | 30,890 | 28,269 | 89,716 | 82,392 |
Operating expenses: |  |  |  |  |
Operating Expenses - Same Store | 8,619 | 8,150 | 24,246 | 23,246 |
NOI: |  |  |  |  |
Net operating income - Same Store | 22,271 | 20,119 | 65,470 | 59,146 |
Total Assets | 506,436 |  | 506,436 |  |
Capital Expenditures |  |  | 5,888 |  |
Non-core – other | Same Store [Member] |  |  |  |  |
Rental income: |  |  |  |  |
Rental Income - Same Store | 21,868 | 20,976 | 64,405 | 61,857 |
Operating expenses: |  |  |  |  |
Operating Expenses - Same Store | 7,912 | 7,655 | 23,829 | 23,249 |
NOI: |  |  |  |  |
Net operating income - Same Store | 13,956 | 13,321 | 40,576 | 38,608 |
Total Assets | 325,649 |  | 325,649 |  |
Capital Expenditures |  |  | 4,862 |  |
Other [Member] | Non-same store [Member] |  |  |  |  |
Rental income: |  |  |  |  |
Rental Income - Non-same store/other | 3,379 | 19,898 | 16,416 | 64,024 |
Operating expenses: |  |  |  |  |
Operating Expenses - Non-same store/other | (859) | 3,872 | 7,578 | 26,585 |
NOI: |  |  |  |  |
Net operating income - Non-same store/other | 4,238 | $ 16,026 | 8,838 | $ 37,439 |
Total Assets | 1,620,353 |  | 1,620,353 |  |
Capital Expenditures |  |  | 434 |  |
Same Store [Member] |  |  |  |  |
NOI: |  |  |  |  |
Total Assets | 19,077,351 |  | 19,077,351 |  |
Capital Expenditures |  |  | 129,324 |  |
Non-same store [Member] |  |  |  |  |
NOI: |  |  |  |  |
Total Assets | $ 3,931,453 |  | 3,931,453 |  |
Capital Expenditures |  |  | $ 5,114 |  |

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