Annual report pursuant to Section 13 and 15(d)

Discontinued Operations (Summary Of Income From Discontinued Operations And Related Realized And Unrealized Gains (Losses)) (Details)

v2.4.0.6
Discontinued Operations (Summary Of Income From Discontinued Operations And Related Realized And Unrealized Gains (Losses)) (Details) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended 12 Months Ended
Dec. 31, 2012
Sep. 30, 2012
Jun. 30, 2012
Mar. 31, 2012
Dec. 31, 2011
Sep. 30, 2011
Jun. 30, 2011
Mar. 31, 2011
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Discontinued Operations [Abstract]                      
Total revenues                 $ 12,772 $ 15,174 $ 15,992
Operating and other expenses                 (4,491) (6,263) (7,768)
Depreciation and amortization                 (3,090) (3,538) (3,985)
Interest expense (net of interest income)                 (428) (1,788) (1,397)
Income from discontinued operations 1,044 1,442 1,431 846 1,207 873 1,204 301 4,763 3,585 2,842
Unrealized losses on disposition of rental property                 (9,213)   (9,521)
Realized gains (losses) on disposition of rental property, net                 4,438   4,447
Realized gains (losses) and unrealized losses on disposition of rental property, net (7,165) [1] 12 [1] (1,634) [1] 4,012 [1]         (4,775)   (5,074)
Total discontinued operations, net $ (6,121) $ 1,454 $ (203) $ 4,858 $ 1,207 $ 873 $ 1,204 $ 301 $ (12) $ 3,585 $ (2,232)
[1] Amounts for the quarter ended December 31, 2012 relate to impairment charges as further described in Note 3: Property sales, held for sale and impairments.