v2.4.0.8
Federal Home Loan Bank and Federal Reserve Bank Borrowings (Details) (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
FHLB Fixed Rate Advances, Maturities Summary [Abstract]      
FHLB Fixed Rate Advances, Weighted Average Interest Rate, Within 1 year 0.23%    
FHLB Fixed Rate Advances, Amount, Within 1 year $ 30,000    
Federal Home Loan Bank, Advances, Maturities Summary, Average Interest Rate, One To Five Years From Balance Sheet Date 5.66%    
FHLB Fixed Rate Advances, Over 1 through 5 years 1,000    
FHLB Fixed Rate Advances, Weighted Average Interest Rate, Due after 10 years 5.37%    
FHLB Fixed Rate Advances, Due after 10 years 5,000    
FHLB Fixed Rate Advances, Total Amount before valuation adjustment 36,000    
Valuation adjustment from acquisition accounting 606    
FHLB Fixed Rate Advances, Total Amount 36,606    
Federal Home Loan Bank, Advances, Activity for Year [Abstract]      
FHLB Advances 36,606 6,644 119,009
Average balance during the year 51,030 100,337 120,419
Maximum month-end balance during the year 190,631 118,967 127,426
Weighted average rate during the year 1.12% 2.79% 2.76%
Weighted average rate at December 31 1.09% 5.42% 2.81%
FHLB Advances, Collateral Pledged 1,075,389 443,419  
FHLB Borrowing Capacity 1,037,159 435,189  
Federal Reserve Bank, Advances, Collateral Pledged 85,452 59,456  
Federal Reserve Bank borrowing capacity 85,452 59,456  
Securities Investment [Member]
      
Federal Home Loan Bank, Advances, Activity for Year [Abstract]      
Federal Reserve Bank, Advances, Collateral Pledged 40,210 45,641  
Loans Receivable [Member]
      
Federal Home Loan Bank, Advances, Activity for Year [Abstract]      
FHLB Advances, Collateral Pledged 1,075,389 443,419  
Commercial Loan [Member]
      
Federal Home Loan Bank, Advances, Activity for Year [Abstract]      
Federal Reserve Bank, Advances, Collateral Pledged $ 45,242 $ 13,815