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Investment In Real Estate (Tables)
9 Months Ended
Sep. 30, 2011
Investment In Real Estate [Abstract] 
Real Estate Investment By Segment
  September 30, 2011     December 31, 2010  
Operating property:
               
Residential real estate
  $ 179,523     $ 178,417  
Commercial real estate
    4,689        
Rural land sales
    139       139  
Forestry
    57,580       60,339  
Other
    510       510  
 
           
Total operating property
    242,441       239,405  
 
           
Development property:
               
Residential real estate
    473,183       478,278  
Commercial real estate
    71,288       65,465  
Rural land sales
    7,393       7,446  
Other
    306       306  
 
           
Total development property
    552,170       551,495  
 
           
Investment property:
               
Commercial real estate
    1,753       1,753  
Rural land sales
           
Forestry
    952       952  
Other
    5,901       5,901  
 
           
Total investment property
    8,606       8,606  
 
           
Investment in unconsolidated affiliates:
               
                 
    September 30, 2011     December 31, 2010  
Residential real estate
    2,261       (2,122 )
 
           
Total real estate investments
    805,478       797,384  
Less: Accumulated depreciation
    45,875       41,992  
 
           
Investment in real estate
  $ 759,603     $ 755,392