Securities (Schedule of Marketable Securities in Unrealized Loss Position ) (Details) $ in Thousands	9 Months Ended	12 Months Ended
Sep. 30, 2015 USD ($) security	Dec. 31, 2014 USD ($) security
Schedule of Investments [Line Items]
Available for sale, Total number in a loss position \| security	28	27
Available for sale, Less than 12 months Estimated fair value	$ 12,259	$ 7,632
Available for sale, Less than 12 months Unrealized loss	(249)	(62)
Available for sale, 12 months and greater, Estimated fair value	11,001	18,318
Available for sale, 12 months and greater, Unrealized loss	(418)	(524)
Available for sale, Total Estimated fair value	23,260	25,950
Available for sale, Total Unrealized loss	$ (667)	$ (586)
Held to maturity, Total number in a loss position \| security	9	7
Held to maturity, Less than 12 months Estimated fair value	$ 4,804
Held to maturity, Less than 12 months Unrealized loss	(108)
Held to maturity, 12 months and greater, Estimated fair value	6,102	$ 9,684
Held to maturity, 12 months and greater, Unrealized loss	(114)	(229)
Held to maturity, Total Estimated fair value	10,906	9,684
Held to maturity, Total Unrealized loss	$ (222)	$ (229)
US Government Agencies Debt Securities [Member]
Schedule of Investments [Line Items]
Available for sale, Total number in a loss position \| security	5	4
Available for sale, Less than 12 months Estimated fair value	$ 926
Available for sale, Less than 12 months Unrealized loss	(3)
Available for sale, 12 months and greater, Estimated fair value	2,468	$ 4,590
Available for sale, 12 months and greater, Unrealized loss	(59)	(93)
Available for sale, Total Estimated fair value	3,394	4,590
Available for sale, Total Unrealized loss	$ (62)	$ (93)
Held to maturity, Total number in a loss position \| security	2	2
Held to maturity, 12 months and greater, Estimated fair value	$ 4,141	$ 4,316
Held to maturity, 12 months and greater, Unrealized loss	(78)	(124)
Held to maturity, Total Estimated fair value	4,141	4,316
Held to maturity, Total Unrealized loss	$ (78)	$ (124)
US States and Political Subdivisions Debt Securities [Member]
Schedule of Investments [Line Items]
Available for sale, Total number in a loss position \| security	5	7
Available for sale, Less than 12 months Estimated fair value	$ 2,745
Available for sale, Less than 12 months Unrealized loss	(68)
Available for sale, 12 months and greater, Estimated fair value		$ 4,103
Available for sale, 12 months and greater, Unrealized loss		(35)
Available for sale, Total Estimated fair value	2,745	4,103
Available for sale, Total Unrealized loss	$ (68)	$ (35)
Residential Mortgage Backed Securities [Member]
Schedule of Investments [Line Items]
Available for sale, Total number in a loss position \| security	8	9
Available for sale, Less than 12 months Estimated fair value	$ 3,796	$ 6,579
Available for sale, Less than 12 months Unrealized loss	(15)	(16)
Available for sale, 12 months and greater, Estimated fair value	4,744	5,889
Available for sale, 12 months and greater, Unrealized loss	(152)	(131)
Available for sale, Total Estimated fair value	8,540	12,468
Available for sale, Total Unrealized loss	$ (167)	$ (147)
Held to maturity, Total number in a loss position \| security	3	3
Held to maturity, 12 months and greater, Estimated fair value	$ 1,961	$ 2,586
Held to maturity, 12 months and greater, Unrealized loss	(36)	(29)
Held to maturity, Total Estimated fair value	1,961	2,586
Held to maturity, Total Unrealized loss	$ (36)	$ (29)
Commercial Mortgage Backed Securities [Member]
Schedule of Investments [Line Items]
Held to maturity, Total number in a loss position \| security	3	1
Held to maturity, Less than 12 months Estimated fair value	$ 3,844
Held to maturity, Less than 12 months Unrealized loss	(84)
Held to maturity, 12 months and greater, Estimated fair value		$ 1,822
Held to maturity, 12 months and greater, Unrealized loss		(53)
Held to maturity, Total Estimated fair value	3,844	1,822
Held to maturity, Total Unrealized loss	$ (84)	$ (53)
Corporate Debt Securities [Member]
Schedule of Investments [Line Items]
Available for sale, Total number in a loss position \| security	10	7
Available for sale, Less than 12 months Estimated fair value	$ 4,792	$ 1,053
Available for sale, Less than 12 months Unrealized loss	(163)	(46)
Available for sale, 12 months and greater, Estimated fair value	3,789	3,736
Available for sale, 12 months and greater, Unrealized loss	(207)	(265)
Available for sale, Total Estimated fair value	8,581	4,789
Available for sale, Total Unrealized loss	$ (370)	$ (311)
Held to maturity, Total number in a loss position \| security	1	1
Held to maturity, Less than 12 months Estimated fair value	$ 960
Held to maturity, Less than 12 months Unrealized loss	(24)
Held to maturity, 12 months and greater, Estimated fair value		$ 960
Held to maturity, 12 months and greater, Unrealized loss		(23)
Held to maturity, Total Estimated fair value	960	960
Held to maturity, Total Unrealized loss	$ (24)	$ (23)

Amount of unrealized loss on securities classified as available-for-sale that have been in a loss position for twelve months or longer.

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