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Securities (Details 4) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Financing Receivable, Allowance for Credit Losses [Line Items]    
Credit losses on debt securities held $ 1,737 $ 1,835
Realized losses related to OTTI (603) (350)
Additions related to OTTI losses not previously recognized 31 68
Additions related to increases in previously recognized OTTI losses 18 184
Accumulated Credit Losses Ending Balance $ 1,183 $ 1,737