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Real Estate (Discontinued Operations) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Real Estate [Abstract]      
Revenues $ 5,545 $ 14,132 $ 23,090
Total expenses (3,138) (9,037) (19,457)
Impairment of assets (1,763) (22,576) (9,147)
Income (loss) from discontinued operations $ 644 $ (17,481) $ (5,514)