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Real Estate Owned (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Summary of carrying amounts for real estate owned (at cost)
Land	$ 1,856,026	$ 1,821,762
Depreciable property - held and used:
Building and improvements	5,362,012	5,203,484
Furniture, fixtures and equipment	261,201	244,101
Under development:
Under development	282,006	246,229
Sold or held for sale:
Real estate owned	7,761,245	8,074,471
Accumulated depreciation	(1,769,530)	(1,831,727)
Total real estate owned, net of accumulated depreciation	5,991,715	6,242,744
Land [Member]
Under development:
Under development	104,105	115,198
Sold or held for sale:
Sold or held for sale	0	98,340
Construction in Progress [Member]
Under development:
Under development	177,901	131,601
Building and improvements [Member]
Sold or held for sale:
Sold or held for sale	0	410,123
Furniture, fixtures and equipment [Member]
Sold or held for sale:
Sold or held for sale	$ 0	$ 49,862

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The net book value of real estate held for investment and real estate under development.

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Real Estate Owned Gross.

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- Definition

The current amount of expenditures for a real estate project that has not yet been completed.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 210

-Section S99

-Paragraph 1

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- Definition

Gross amount, at the balance sheet date, of long-lived, depreciable assets commonly used in offices and stores. Examples include desks, chairs, and store fixtures.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher AICPA

-Name Accounting Principles Board Opinion (APB)

-Number 12

-Paragraph 5

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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.



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Aggregate of the carrying amounts as of the balance sheet date of investments in building and building improvements.

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Carrying amount as of the balance sheet date of real estate held for productive use. This excludes land held for sale.

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The amount as of the balance sheet date of accumulated depreciation pertaining to real estate properties.

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Carrying amount as of the balance sheet date of investments in land and buildings held for sale, excluding real estate considered to be inventory of the entity.

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