Basis of Presentation	12 Months Ended
Dec. 31, 2011
Basis of Presentation and Summary of Significant Accounting Policies [Abstract]
Basis of Presentation	2. Basis of Presentation Our consolidated financial statements at December 31, 2011 and 2010 and for each of the years ended December 31, 2011, 2010 and 2009 include the accounts and operating results of the Operating Partnership, the L.L.C.s, FRIP and the taxable REIT subsidiaries on a consolidated basis. Such financial statements present our limited partnership interests in each of the Other Real Estate Partnerships and our minority equity interests in our Joint Ventures under the equity method of accounting. All intercompany transactions have been eliminated in consolidation.

Basis of Presentation

12 Months Ended

Dec. 31, 2011

Basis of Presentation and Summary of Significant Accounting Policies [Abstract]

2. Basis of Presentation

Our consolidated financial statements at December 31, 2011 and 2010 and for each of the years ended December 31, 2011, 2010 and 2009 include the accounts and operating results of the Operating Partnership, the L.L.C.s, FRIP and the taxable REIT subsidiaries on a consolidated basis. Such financial statements present our limited partnership interests in each of the Other Real Estate Partnerships and our minority equity interests in our Joint Ventures under the equity method of accounting. All intercompany transactions have been eliminated in consolidation.