Loans Impaired Loans (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014
Recorded Investment [Abstract]
With No Related Allowance	$ 3,591	$ 3,484	$ 3,591	$ 3,484	$ 3,782
With a Related Allowance	585	533	585	533	559
Unpaid Principal Balance [Abstract]
With No Related Allowance	3,591	3,484	3,591	3,484	3,782
With a Related Allowance	585	533	585	533	559
Average Recorded Balance [Abstract]
With No Related Allowance	3,668	3,216	3,687	3,987
With a Related Allowance	590	554	572	267
Interest Income Recognized [Abstract]
With No Related Allowance	5	4	12	14
With a Related Allowance	0	0	0	0
Cash Basis Income [Abstract]
With No Related Allowance	0	0	0	0
With a Related Allowance	0	0	0	0
Commercial [Member]
Recorded Investment [Abstract]
With No Related Allowance	164	201	164	201	494
With a Related Allowance	0	0	0	0	0
Unpaid Principal Balance [Abstract]
With No Related Allowance	164	201	164	201	494
With a Related Allowance	0	0	0	0	0
Average Recorded Balance [Abstract]
With No Related Allowance	313	205	329	211
With a Related Allowance	0	0	0	0
Interest Income Recognized [Abstract]
With No Related Allowance	2	2	6	7
With a Related Allowance	0	0	0	0
Cash Basis Income [Abstract]
With No Related Allowance	0	0	0	0
With a Related Allowance	0	0	0	0
Commercial Real Estate Portfolio Segment [Member]
Recorded Investment [Abstract]
With No Related Allowance	2,371	1,493	2,371	1,493	1,492
With a Related Allowance	0	0	0	0	0
Unpaid Principal Balance [Abstract]
With No Related Allowance	2,371	1,493	2,371	1,493	1,492
With a Related Allowance	0	0	0	0	0
Average Recorded Balance [Abstract]
With No Related Allowance	1,931	1,493	1,932	1,639
With a Related Allowance	0	0	0	0
Interest Income Recognized [Abstract]
With No Related Allowance	0	0	0	0
With a Related Allowance	0	0	0	0
Cash Basis Income [Abstract]
With No Related Allowance	0	0	0	0
With a Related Allowance	0	0	0	0
Consumer Loans Financing [Member]
Recorded Investment [Abstract]
With No Related Allowance	130	123	130	123	118
With a Related Allowance	0	0	0	0	0
Unpaid Principal Balance [Abstract]
With No Related Allowance	130	123	130	123	118
With a Related Allowance	0	0	0	0	0
Average Recorded Balance [Abstract]
With No Related Allowance	112	124	124	149
With a Related Allowance	0	0	0	0
Interest Income Recognized [Abstract]
With No Related Allowance	2	2	4	6
With a Related Allowance	0	0	0	0
Cash Basis Income [Abstract]
With No Related Allowance	0	0	0	0
With a Related Allowance	0	0	0	0
Residential [Member]
Recorded Investment [Abstract]
With No Related Allowance	926	1,667	926	1,667	1,678
With a Related Allowance	585	533	585	533	559
Unpaid Principal Balance [Abstract]
With No Related Allowance	926	1,667	926	1,667	1,678
With a Related Allowance	585	533	585	533	$ 559
Average Recorded Balance [Abstract]
With No Related Allowance	1,312	1,394	1,302	1,988
With a Related Allowance	590	554	572	267
Interest Income Recognized [Abstract]
With No Related Allowance	1	0	2	1
With a Related Allowance	0	0	0	0
Cash Basis Income [Abstract]
With No Related Allowance	0	0	0	0
With a Related Allowance	$ 0	$ 0	$ 0	$ 0