Borrowed Funds (Narrative) (Details) (USD $)	12 Months Ended
	Dec. 31, 2014 item entity	Dec. 31, 2013
Federal funds purchase line available under repurchase agreements	$ 140,000,000
Number of Entities with Repurchase Agreement Lines Available	4
Repurchase Agreement transaction period	one-to-four day
Number of Repurchase Agreements that Exceed Ten Percent of Equity Capital	0
Loans pledged under FHLB agreement	528,400,000	517,800,000
Investment Securities Pledged Under FHLB Agreement	0	50,100,000
Total Amount Available Under the Borrower-In-Custody Program	0
First Year of Scheduled FHLB Principlal Payments	2016
Line of Credit Facility, Maximum Borrowing Capacity	60,700,000
Bank SNB [Member]
Federal Home Loan Bank Advances	$ 25,000,000