Consolidated Statements of Income (Parentheticals) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Amortization of deferred financing costs	$ 20,729	$ 18,542	$ 17,593
Net (income) loss attributable to noncontrolling interests in consolidated subsidiaries	(21,786)	(4,920)	2,839
Real Estate Fund [Member]
Net (income) loss attributable to noncontrolling interests in consolidated subsidiaries	$ (13,598)	$ 806

Amount of net Income or Loss for the period allocated to noncontrolling shareholders, unit holders, partners, or other equity holders in joint ventures included in the entity's consolidated financial statements.

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

-Publisher AICPA

-Name Accounting Research Bulletin (ARB)

-Number 51

-Paragraph 38

-Subparagraph a

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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

-Name Accounting Research Bulletin (ARB)

-Number 51

-Paragraph 38

-Subparagraph c(1)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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