Borrowed Funds (Summary Of Short-Term Borrowings) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Short-term Debt [Line Items]
Balance	$ 3,958	$ 15,956
Short-Term FHLB Advances [Member]
Short-term Debt [Line Items]
Balance	3,000	15,000
Average balance outstanding for the period	12,291	2,753
Maximum balance outstanding at any month end during period	20,000	15,000
Weighted average interest rate for the period	0.24%	0.17%
Weighted average interest rate for balances outstanding	0.25%	0.15%
Repurchase Agreements [Member]
Short-term Debt [Line Items]
Balance
Average balance outstanding for the period		531
Maximum balance outstanding at any month end during period		1,233
Weighted average interest rate for the period	0.00%	0.15%
Weighted average interest rate for balances outstanding	0.00%	0.00%
Federal Funds Purchased And Lines Of Credit [Member]
Short-term Debt [Line Items]
Balance	958	956
Average balance outstanding for the period	957	954
Maximum balance outstanding at any month end during period	$ 958	$ 956
Weighted average interest rate for the period	0.25%	0.25%
Weighted average interest rate for balances outstanding	0.25%	0.25%