Accumulated Other Comprehensive Loss (Schedule of Reclassifications From Accumulated Other Comprehensive Loss) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net gains/(losses) - other	$ 95	$ 166	$ 100	$ 1,127
Salaries and employee benefits	(5,445)	(4,910)	(15,703)	(14,613)
Tax (expense) benefit	(594)	(223)	(1,351)	(975)
Net income	1,948	1,340	4,491	3,938	$ 5,597
Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net income	(67)	81	(274)	63
Investment securities- with OTTI [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Interest income (expense) on investment securities: taxable	139	170	479	501
Tax (expense) benefit	(55)	(68)	(191)	(200)
Net income	84	102	288	301
Investment Securities -All Other AFS [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net gains/(losses) - other	79	147	62	(7)
Tax (expense) benefit	(33)	(59)	(25)	2
Net income	46	88	37	(5)
Investment Securities HTM [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Interest income (expense) on investment securities: taxable	(106)	(95)	(374)	(127)
Tax (expense) benefit	42	38	149	51
Net income	(64)	(57)	(225)	(76)
Pension Plan [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Tax (expense) benefit	79	34	227	103
Net income	(123)	(52)	(343)	(156)
Pension Plan [Member] | Amortization of unrecognized loss [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Salaries and employee benefits	(204)	(93)	(576)	(280)
Pension Plan [Member] | Amortization of transition asset [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Salaries and employee benefits	5	10	15	30
Pension Plan [Member] | Amortization of prior service costs [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Salaries and employee benefits	(3)	(3)	(9)	(9)
SERP [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Tax (expense) benefit	8	1	21	1
Net income	(10)	0	(31)	(1)
SERP [Member] | Amortization of unrecognized loss [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Salaries and employee benefits			(37)	13
SERP [Member] | Amortization of Unrecognized Gain [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Salaries and employee benefits	(13)	4
SERP [Member] | Amortization of prior service costs [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Salaries and employee benefits	$ (5)	$ (5)	$ (15)	$ (15)