Accumulated Other Comprehensive Income (Loss) (Reclassification Adjustment Details) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net gains (losses) on investment securities	$ 0	$ 17	$ 0	$ 143
Provision for income taxes	(801)	(1,003)	(1,681)	(2,080)
NET INCOME	3,116	3,413	6,452	6,816
Reclassification Out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
NET INCOME	67	(10)	134	51
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		(17)		(143)
Total before tax		(17)		(143)
Provision for income taxes		6		50
NET INCOME		(11)		(93)
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	34	206	66
Total before tax	103	34	206	66
Provision for income taxes	(36)	(13)	(72)	(24)
NET INCOME	$ 67	$ 21	$ 134	$ 42