Loans and Leases (Details Narrative) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Business Acquisition [Line Items]      
Sale of residential mortage loans $ 19,900 $ 13,200 $ 37,500
Net gains on sale of residential mortage loans 362 301 885
Mortage servicing assets added during the period 146 85 123
Amortization of mortgage servicing assets 149 232 330
Residentail mortgage loans serviced 158,300 162,100  
Mortgage servicing rights, amortized cost 1,000 1,200  
Loans held for sale 0 304  
Residential mortgage loans used to secure advances from FHLB 111,000 80,000  
VIST Financial Corp. ("VIST Financial") [Member]      
Business Acquisition [Line Items]      
Acquired loans and leases, covered and non-covered $ 19,300    
VIST Financial Corp. ("VIST Financial") [Member] | Covered single family assets [Member]      
Business Acquisition [Line Items]      
Certain losses and expenses relating to covered loans, percentage reimburseable by FDIC 70.00%    
Net losses exceed levels relating to covered loans, percentage reimburseable by FDIC 80.00%    
VIST Financial Corp. ("VIST Financial") [Member] | Covered commercial assets [Member]      
Business Acquisition [Line Items]      
Certain losses and expenses relating to covered loans, percentage reimburseable by FDIC 70.00%    
Net losses exceed levels relating to covered loans, percentage reimburseable by FDIC 80.00%