Income Taxes Income Taxes - Effective Income Taxes Reconciliation (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Income Tax Disclosure [Abstract]
Computed expected tax expense									$ 2,750	$ 2,734	$ 2,094
Tax exempt interest on obligations of state and political subdivisions									(483)	(451)	(404)
Tax exempt interest on bank owned life insurance									(212)	(210)	(203)
New markets tax credit									(59)	(208)	(270)
Other, net									(70)	69	(61)
Total Income Tax expense	$ 577	$ 471	$ 586	$ 292	$ 491	$ 538	$ 324	$ 581	$ 1,926	$ 1,934	$ 1,156