Short-Term and Long-Term Borrowings (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Federal Home Loan Bank Advances [Member]
Debt Instrument [Line Items]
Long-term Debt	$ 0	$ 0
Average outstanding balances	0	3,443
Weighted average interest rate paid (in hundredths)	0.00%	4.10%
U.S. Treasury [Member] | Federal Funds Purchased [Member]
Short-term Debt [Line Items]
Short-term Debt	0	0
U.S. Treasury [Member] | Secured Borrowings [Member]
Short-term Debt [Line Items]
Short-term Debt	0	0
Federal Home Loan Bank Advances [Member] | Line of Credit [Member]
Collateral Borrowing Capacity [Abstract]
Collateral borrowing capacity	165,334
Correspondent Banks [Member] | Line of Credit [Member]
Lines of Credit [Abstract]
Lines of credit	$ 37,000