Quarterly report pursuant to Section 13 or 15(d)

Securities (Details 4)

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Securities (Details 4) (USD $)
In Thousands, unless otherwise specified
 9 Months Ended 12 Months Ended
Sep. 30, 2013
Securities
Dec. 31, 2012
Securities
Estimated Fair Value, Less than 12 months $ 81,662 $ 9,116
Unrealized Losses, Less than 12 months (3,270) (50)
Estimated Fair Value, 12 months or longer 2,002 1,392
Unrealized Losses, 12 months or longer (3,206) (3,816)
Estimated Fair Value, Total 83,664 10,508
Unrealized Losses, Total (6,476) (3,866)
Number of securities, Unrealized Losses, Less than 12 months 104 14
Number of securities, Unrealized Losses, 12 months or longer 4 4
Number of securities, Unrealized Losses, Total 108 18
US Government-sponsored Enterprises Debt Securities [Member]
    
Estimated Fair Value, Less than 12 months 17,494 3,492
Unrealized Losses, Less than 12 months (503) (7)
Estimated Fair Value, 12 months or longer 0 0
Unrealized Losses, 12 months or longer 0 0
Estimated Fair Value, Total 17,494 3,492
Unrealized Losses, Total (503) (7)
Collateralized Mortgage Backed Securities [Member]
    
Estimated Fair Value, Less than 12 months 38,528 2,294
Unrealized Losses, Less than 12 months (1,238) (15)
Estimated Fair Value, 12 months or longer 0 0
Unrealized Losses, 12 months or longer 0 0
Estimated Fair Value, Total 38,528 2,294
Unrealized Losses, Total (1,238) (15)
Collateralized Debt Obligations [Member]
    
Estimated Fair Value, Less than 12 months 0 0
Unrealized Losses, Less than 12 months 0 0
Estimated Fair Value, 12 months or longer 2,002 1,392
Unrealized Losses, 12 months or longer (3,206) (3,816)
Estimated Fair Value, Total 2,002 1,392
Unrealized Losses, Total (3,206) (3,816)
Municipal Bonds [Member]
    
Estimated Fair Value, Less than 12 months 25,640 3,330
Unrealized Losses, Less than 12 months (1,529) (28)
Estimated Fair Value, 12 months or longer 0 0
Unrealized Losses, 12 months or longer 0 0
Estimated Fair Value, Total 25,640 3,330
Unrealized Losses, Total $ (1,529) $ (28)