|
Assets Held for Sale and Discontinued Operations (Details 2) (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
|
Dec. 31, 2011
Property
|
Dec. 31, 2010
Property
|
Dec. 31, 2009
Property
|
|
| Number of properties, proceeds and gains from dispositions, including minor adjustments | |||
| Number of properties | 94 | 205 | 140 |
| Net proceeds from dispositions | $ 931,443 | $ 1,065,239 | $ 845,186 |
| Net gains from dispositions, net of taxes | $ 58,614 | $ 234,574 | $ 261,464 |