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Condensed Statement of Shareholders' Equity Statement (USD $)
Total
Preferred Stock [Member]
Common Stock [Member]
Retained Earnings [Member]
Accumulated Other Comprehensive Income [Member]
Treasury Stock [Member]
Balance at beginning of period at Dec. 31, 2010 $ 230,681,000 $ 38,645,000 $ 166,298,000 $ 45,547,000 $ (4,453,000) $ (15,356,000)
Net Income (Loss) Attributable to Parent 4,790,000     4,790,000    
Other Comprehensive Income (Loss), Net of Tax 5,294,000       5,294,000  
Preferred Stock Dividends (544,000)     (544,000)    
Amortization of discount on preferred stock 0 217,000   (217,000)    
Dividends, Common Stock, Cash (1,058,000)     (1,058,000)    
Stock Issued During Period, Value, Treasury Stock Reissued 176,000         176,000
Treasury Stock, Value, Acquired, Cost Method (69,000)         (69,000)
Stock Issued During Period, Value, Dividend Reinvestment Plan 161,000   161,000      
Stock based compensation expense 96,000   96,000      
Balance at end of period at Jun. 30, 2011 $ 218,527,000 $ 17,862,000 $ 166,555,000 $ 48,518,000 $ 841,000 $ (15,249,000)