v2.4.0.6

Segment Reporting (Details 2) (USD $) In Thousands, unless otherwise specified | 12 Months Ended |
--- | --- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010 | Dec. 31, 2009
Segment Reporting |  |  |  |
Total revenue | $ 1,038,660 | $ 936,087 | $ 842,820 |
NOI | 708,375 | 624,444 | 545,510 |
% NOI change from prior year | 14.20% | 14.50% | 4.60% |
Gross real estate | 10,071,342 | 9,288,496 | 8,661,211 | 8,360,091
Gross real estate assets held for sale | 70,246 | 255,274 | 398,679 |
Established |  |  |  |
Segment Reporting |  |  |  |
Total revenue | 763,405 | 668,811 | 606,537 |
NOI | 531,868 | 454,347 | 402,973 |
% NOI change from prior year | 7.60% | 8.30% | (2.60%) |
Gross real estate | 6,264,368 | 5,309,257 | 4,744,269 |
Real estate capitalized additions | 25,448 | 34,359 | 38,670 |
Established | New England |  |  |  |
Segment Reporting |  |  |  |
Total revenue | 168,260 | 169,939 | 143,564 |
NOI | 109,301 | 109,048 | 89,712 |
% NOI change from prior year | 4.90% | 9.60% | (0.30%) |
Gross real estate | 1,289,604 | 1,302,368 | 1,109,016 |
Established | Metro NY/NJ |  |  |  |
Segment Reporting |  |  |  |
Total revenue | 229,624 | 195,652 | 181,639 |
NOI | 160,026 | 131,605 | 121,033 |
% NOI change from prior year | 7.30% | 6.60% | (1.50%) |
Gross real estate | 1,947,668 | 1,534,923 | 1,386,850 |
Established | Mid-Atlantic |  |  |  |
Segment Reporting |  |  |  |
Total revenue | 103,784 | 102,834 | 91,927 |
NOI | 75,313 | 74,756 | 65,737 |
% NOI change from prior year | 6.90% | 6.60% | 1.00% |
Gross real estate | 591,669 | 603,345 | 545,190 |
Established | Pacific Northwest |  |  |  |
Segment Reporting |  |  |  |
Total revenue | 32,942 | 30,057 | 19,045 |
NOI | 23,433 | 20,374 | 12,426 |
% NOI change from prior year | 15.00% | 6.00% | (10.70%) |
Gross real estate | 306,289 | 301,662 | 176,940 |
Established | Northern California |  |  |  |
Segment Reporting |  |  |  |
Total revenue | 129,493 | 95,209 | 111,474 |
NOI | 94,915 | 68,173 | 76,362 |
% NOI change from prior year | 14.00% | 10.90% | (6.40%) |
Gross real estate | 1,181,395 | 869,254 | 1,056,111 |
Established | Southern California |  |  |  |
Segment Reporting |  |  |  |
Total revenue | 99,302 | 75,120 | 58,888 |
NOI | 68,880 | 50,391 | 37,703 |
% NOI change from prior year | 7.00% | 9.80% | (6.70%) |
Gross real estate | 947,743 | 697,705 | 470,162 |
Other Stabilized |  |  |  |
Segment Reporting |  |  |  |
Total revenue | 135,231 | 137,779 | 122,403 |
NOI | 86,722 | 89,949 | 74,609 |
Gross real estate | 1,314,690 | 1,567,875 | 1,580,910 |
Development / Redevelopment |  |  |  |
Segment Reporting |  |  |  |
Total revenue | 129,767 | 119,841 | 106,526 |
NOI | 89,785 | 80,148 | 67,928 |
Gross real estate | 2,032,277 | 1,752,006 | 1,670,398 |
Land Held for Future Development |  |  |  |
Segment Reporting |  |  |  |
Gross real estate | 316,037 | 325,918 | 184,150 |
Non-allocated |  |  |  |
Segment Reporting |  |  |  |
Total revenue | 10,257 | 9,656 | 7,354 |
Gross real estate | $ 73,724 | $ 78,161 | $ 82,806 |

X
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- Definition Gross amount of real estate as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 970 -SubTopic 360 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-28.4) -URI http://asc.fasb.org/extlink&oid=6590653&loc=d3e638233-123024 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph c -Subparagraph Schedule III -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 28 -Article 12 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 10 -Section S99 -Paragraph 6 -Subparagraph (SX 210.5-04.(c) Schedule III) -URI http://asc.fasb.org/extlink&oid=6882300&loc=d3e5864-122674 + Details
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- Definition Amount of total revenue for the reportable segments, including revenue from external customers, transactions with other operating segments of the same entity, and (gross) interest revenue. All considered to be "operating revenue" for purposes of the taxonomy. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Subparagraph (a),(b),(c) -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8736-108599 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 131 -Paragraph 27 -Subparagraph a, b, c -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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