10. Borrowed Funds (Summary Of Short-Term Borrowings) (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended		12 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2012
Balance at the Begining	$ 54,163	$ 20,957	$ 3,958	[1]
Federal Home Loan Bank Advances [Member]
Balance at the Begining	45,200	20,000	3,000
Average balance outstanding for the period	22,834	13,294	12,291
Maximum balance outstanding at any month end during period	45,200	20,000	20,000
Weighted average interest rate for the period	0.27%	0.23%	0.24%
Weighted average interest rate for balances outstanding	0.26%	0.26%	0.25%
Federal Funds Purchased And Lines Of Credit [Member]
Balance at the Begining	8,963	957	958
Average balance outstanding for the period	2,745	956	957
Maximum balance outstanding at any month end during period	$ 8,963	$ 957	$ 958
Weighted average interest rate for the period	0.25%	0.25%	0.25%
Weighted average interest rate for balances outstanding	0.25%	0.25%	0.25%

[1] December 31, 2012 financial information has been extracted from audited consolidated financial statements