Goodwill and Other Intangible Assets (Changes in Goodwill) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Goodwill [Line Items]      
Goodwill $ 48,376 $ 48,376 $ 48,376
Accumulated impairment losses (3,570) (3,570) (740)
Reported goodwill 44,806 44,806 47,636
Activity for the year 0 (2,830)  
Banking      
Goodwill [Line Items]      
Goodwill 40,902 40,902 40,902
Accumulated impairment losses 0 0 0
Reported goodwill 40,902 40,902 40,902
Activity for the year 0 0  
Financial Services      
Goodwill [Line Items]      
Goodwill 7,474 7,474 7,474
Accumulated impairment losses (3,570) (3,570) (740)
Reported goodwill 3,904 3,904 6,734
Activity for the year $ 0 $ (2,830)