Segment Reporting (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
Segment Reporting Information [Line Items]
Interest income	$ 9,837	$ 9,686	$ 28,824	$ 28,664
Interest expense	(827)	(1,050)	(2,592)	(3,258)
Provision for credit losses	(410)	(775)	(1,600)	(2,700)
Noninterest income	3,905	3,994	11,778	13,310
Noninterest expense	(9,396)	(9,819)	(28,400)	(29,851)
Net intersegment (expense) income			0	0
Income (loss) before taxes	3,109	2,036	8,010	6,165	$ 8,100
Income tax (expense) benefit	(1,200)	(774)	(3,065)	(2,340)
Net income (loss)	1,909	1,262	4,945	3,825
Total assets	1,117,813	1,096,285	1,117,813	1,096,285	$ 1,100,402
Community Banking [Member]
Segment Reporting Information [Line Items]
Interest income			28,670	28,664
Interest expense			(2,592)	(3,258)
Provision for credit losses			(1,600)	(2,700)
Noninterest income			5,237	4,894
Noninterest expense			(16,133)	(17,235)
Net intersegment (expense) income			(5,897)	(4,919)
Income (loss) before taxes			7,685	5,446
Income tax (expense) benefit			(2,941)	(2,067)
Net income (loss)			4,744	3,379
Total assets	1,090,022	1,070,991	1,090,022	1,070,991
Insurance Products and Services [Member]
Segment Reporting Information [Line Items]
Interest income			0	0
Interest expense			0	0
Provision for credit losses			0	0
Noninterest income			6,541	8,416
Noninterest expense			(5,287)	(6,789)
Net intersegment (expense) income			(624)	(534)
Income (loss) before taxes			630	1,093
Income tax (expense) benefit			(241)	(415)
Net income (loss)			389	678
Total assets	9,222	10,292	9,222	10,292
Parent Company [Member]
Segment Reporting Information [Line Items]
Interest income			154	0
Interest expense			0	0
Provision for credit losses			0	0
Noninterest income			0	0
Noninterest expense			(6,980)	(5,827)
Net intersegment (expense) income			6,521	5,453
Income (loss) before taxes			(305)	(374)
Income tax (expense) benefit			117	142
Net income (loss)			(188)	(232)
Total assets	$ 18,569	$ 15,002	$ 18,569	$ 15,002