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Supplemental Cash Flow Information (Details) (USD $)
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Cash payments [Abstract]      
Interest Expense $ 10,942,113 $ 17,204,476 $ 21,975,968
Income Taxes 0 390,152 275,000
Noncash financing and investing activities [Abstract]      
Acquisitions of Real Estate Through Loan Foreclosures 9,729,174 12,555,622 13,159,402
Unrealized (Gain) Loss on Investment Securities $ 3,120,540 $ (3,802,320) $ 757,545