v2.4.0.6

Segment Information (Details 3) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2011 | Sep. 30, 2011 | Jun. 30, 2011 | Mar. 31, 2011 | Dec. 31, 2010 | Sep. 30, 2010 | Jun. 30, 2010 | Mar. 31, 2010 | Dec. 31, 2011 | Dec. 31, 2010 | Dec. 31, 2009
Revenue |  |  |  |  |  |  |  |  |  |  |
Total revenues | $ 571,401 | $ 562,528 | $ 362,630 | $ 268,432 | $ 265,965 | $ 262,636 | $ 241,291 | $ 238,859 | $ 1,764,991 | $ 1,008,751 | $ 923,465
Net real estate property: |  |  |  |  |  |  |  |  |  |  |
Net real estate property | 15,913,732 |  |  |  | 5,279,519 |  |  |  | 15,913,732 | 5,279,519 |
United States |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  |  |  |
Total revenues |  |  |  |  |  |  |  |  | 1,672,952 | 924,221 | 849,737
Net real estate property: |  |  |  |  |  |  |  |  |  |  |
Net real estate property | 15,510,824 |  |  |  | 4,857,510 |  |  |  | 15,510,824 | 4,857,510 |
Canada |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  |  |  |
Total revenues |  |  |  |  |  |  |  |  | 92,039 | 84,530 | 73,728
Net real estate property: |  |  |  |  |  |  |  |  |  |  |
Net real estate property | $ 402,908 |  |  |  | $ 422,009 |  |  |  | $ 402,908 | $ 422,009 |

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- Definition The net book value of real estate property held for investment purposes. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.1(d)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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