Accumulated Other Comprehensive Income (Loss) (Reclassification Adjustment Details) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net gains (losses) on investment securities		$ (37)		$ 106
Provision for income taxes	$ (925)	(843)	$ (2,606)	(2,923)
NET INCOME	3,856	2,806	10,308	9,623
Reclassification Out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
NET INCOME	67	45	201	(6)
Reclassification Out of Accumulated Other Comprehensive Income [Member] | Losses on Securities [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net gains (losses) on investment securities		37		(106)
Total before tax		37		(106)
Provision for income taxes		(13)		37
NET INCOME		24		(69)
Reclassification Out of Accumulated Other Comprehensive Income [Member] | Pension Plan [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Compensation and benefits expense	103	31	308	97
Total before tax	103	31	308	97
Provision for income taxes	(36)	(10)	(107)	(34)
NET INCOME	$ 67	$ 21	$ 201	$ 63