Borrowed Funds (Short-term debt) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Debt Disclosure [Abstract]
Outstanding balance at December 31	$ 37,397	$ 29,745
Weighted average rate at December 31	0.29%	0.27%
Daily average outstanding during the period	32,019	32,467
Average rate for the period	0.26%	0.51%
Maximum outstanding at any month-end during the period	$ 41,514	$ 52,022