v2.4.0.6
Assets Held for Sale and Discontinued Operations (Details 1) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2012
Property
Jun. 30, 2011
Property
Jun. 30, 2012
Property
Jun. 30, 2011
Property
Number of properties, proceeds and gains from dispositions, including minor adjustments        
Number of properties 25 5 95 38
Net proceeds from dispositions $ 161,577 $ 176,213 $ 848,542 $ 567,990
Net gains from dispositions, net of taxes $ 9,874 $ 10,834 $ 21,123 $ 12,794