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Operating Segments Nine Months Ended Statement Of Operations (Details) (USD $)
 9 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Segment operating income. $ (986) $ 1,183
General and administrative. (5,052) (10,556)
Advisory fees. (7,573) (10,225)
Provision on impairment of notes receivable and real estate assets. 0 (5,622)
Other income.' 5,334 1,881
Equity in earnings of investees. 284 (104)
Loss on sale of investment.' (361) 91
Income tax benefit.' 2,535 5,166
Income from continuing operations.' $ (5,819) $ (18,186)