v2.4.0.6

Impairment Charges (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2011 | Dec. 31, 2011 | Dec. 31, 2010 | Dec. 31, 2009
Impairment of real estate properties included in continuing operations |  |  |  |
Land |  |  | $ 734,668 | $ 136,996
Operating properties |  | 21,237 | 1,349 | 172,342
Other real estate |  |  | 595 | 22,254
Impairment of real estate properties - continuing operations |  | 21,237 | 736,612 | 331,592
Discontinued Operations - operating properties and land subject to ground leases |  | 2,659 | 87,702 |
Total impairment charges | $ 97,000 | $ 21,237 | $ 736,612 | $ 331,592

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- Definition Discontinued Operations Impairment of Operating Properties and Land Subject to Ground Leases. + References No definition available. + Details
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- Definition Impairment of Other Real Estate Properties. + References No definition available. + Details
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Balance Type: | debit
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- Definition Impairment of real estate and other assets. + References No definition available. + Details
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- Definition Impairment of real estate operating properties. + References No definition available. + Details
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- Details
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- Definition Land Impairment Charges. + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
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- Definition The charge against earnings in the period to reduce the carrying amount of real property to fair value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 144 -Paragraph 26 -Subparagraph b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6391110&loc=d3e2921-110230 + Details
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