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CONSOLIDATED BALANCE SHEETS [Parenthetical] (USD $)
In Thousands, except Share data
Jun. 30, 2011
Dec. 31, 2010
Held-to-maturity securities, fair value (in dollars) $ 14,625 $ 11,990
Preferred stock, par value (in dollars per share) $ 1 $ 1
Preferred stock, shares authorized 4,689,830 4,689,830
Preferred stock, shares issued 0 0
Preferred stock, shares outstanding 0 0
Common stock, par value (in dollars per share) $ 250 $ 250
Common stock, shares authorized 25,000 25,000
Common stock, shares issued 23,661 23,661
Common stock, shares outstanding 23,661 23,661
Class A Converible Adjustable Rate Preferred Stock
   
Preferred stock, par value (in dollars per share) $ 20 $ 20
Preferred stock, shares authorized 750,000 750,000
Preferred stock, shares issued 641,082 641,082
Preferred stock, shares outstanding 641,082 641,082
Class B Adjustable Rate Preferred Stock
   
Preferred stock, par value (in dollars per share) $ 1.50 $ 1.50
Preferred stock, shares authorized 200,000 200,000
Preferred stock, shares issued 160,505 160,505
Preferred stock, shares outstanding 160,505 160,505
Class C Fixed Rate Cumulative Perpetual Preferred Stock
   
Preferred stock, par value (in dollars per share) $ 1 $ 1
Preferred stock, shares authorized 295,400 295,400
Preferred stock, shares issued 295,400 295,400
Preferred stock, shares outstanding 295,400 295,400
Class D Fixed Rate Cumulative Perpetual Preferred Stock
   
Preferred stock, par value (in dollars per share) $ 1 $ 1
Preferred stock, shares authorized 14,770 14,770
Preferred stock, shares issued 14,770 14,770
Preferred stock, shares outstanding 14,770 14,770