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Mortgage Loans Held For Sale (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2015
Sep. 30, 2015
Dec. 31, 2014
Sep. 30, 2014
Mortgage Loans Held for Sale [Line Items]        
Mortgages Held-for-sale, Fair Value Disclosure $ 11,403 $ 11,403 $ 5,264  
Disposal Group, Including Discontinued Operation, Mortgage Loans 11,200 11,200 5,200  
Gain (Loss) on Sale of Mortgage Loans   172 80  
Commercial Portfolio Segment [Member]        
Mortgage Loans Held for Sale [Line Items]        
Gain on sale of loans in secondary market 0 800 $ 1,900  
Loans held for sale - lower of cost or market $ 100 $ 100   $ 22,000