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Other Intangible Assets (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Finite-Lived Intangible Assets, Net [Abstract]    
Gross Carrying Amount $ 6,301 $ 6,793
Accumulated Amortization (5,225) (5,244)
Banking intangibles [Member]
    
Finite-Lived Intangible Assets, Net [Abstract]    
Gross Carrying Amount 4,898 5,651
Accumulated Amortization (4,243) (4,432)
Banking intangibles [Member] | Core deposits intangible [Member]
    
Finite-Lived Intangible Assets, Net [Abstract]    
Gross Carrying Amount 4,698 5,451
Accumulated Amortization (4,107) (4,303)
Banking intangibles [Member] | Customer relationship intangible [Member]
    
Finite-Lived Intangible Assets, Net [Abstract]    
Gross Carrying Amount 200 200
Accumulated Amortization (136) (129)
Purchased software [Member]
    
Finite-Lived Intangible Assets, Net [Abstract]    
Gross Carrying Amount 1,403 1,142
Accumulated Amortization (982) (812)
Purchased software [Member] | Banking [Member]
    
Finite-Lived Intangible Assets, Net [Abstract]    
Gross Carrying Amount 1,160 978
Accumulated Amortization (785) (700)
Purchased software [Member] | Data processing/other [Member]
    
Finite-Lived Intangible Assets, Net [Abstract]    
Gross Carrying Amount 243 164
Accumulated Amortization $ (197) $ (112)