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Mortgages, Notes and Accrued Interest Receivable (Tables)
 12 Months Ended
Dec. 31, 2011
Mortgages, Notes and Accrued Interest Receivable [Abstract]  
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]
Mortgages and notes receivable consisted of the following at December 31, (dollars in thousands):
 
 
2011
 
2010
Mortgages and notes receivable
$
32,751

 
$
29,750

Accrued interest receivables, net of reserves
730

 
644

Unamortized discount
(53
)
 
(63
)
 
$
33,428

 
$
30,331