XML 45 R44.htm IDEA: XBRL DOCUMENT v2.4.0.6
Summary of Significant Accounting Policies (Details 9) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Dec. 31, 2011
Noncontrolling interests, carrying amounts, reclassified to permanent equity:    
Limited partners' interests in the Operating Partnership $ 983,363 $ 953,622
Nonredeemable noncontrolling deficit interests in properties, net (877) (59,000)
Total noncontrolling interests reflected in equity $ 982,486 $ 894,622