Segment and Related Information (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014 Segment	Sep. 30, 2013	Dec. 31, 2013
Segment and Related Information [Abstract]
Number of reportable segments			2
Segment Reporting Information [Line Items]
Interest income	$ 11,852	$ 13,106	$ 35,586	$ 39,862
Interest expense	1,392	1,613	4,316	4,994
Noninterest income	2,981	2,767	8,384	8,223
Operating income (loss) before income taxes	4,614	5,805	13,889	17,596
Net income (loss)	3,168	4,243	9,851	12,604
Depreciation and amortization	644	760	2,162	2,455
Total assets	1,319,157	1,324,185	1,319,157	1,324,185	1,307,512
Capital expenditures	419	143	685	723
Community Banking [Member]
Segment Reporting Information [Line Items]
Interest income	11,837	13,093	35,541	39,849
Interest expense	1,206	1,423	3,761	4,427
Noninterest income	1,800	1,567	4,770	5,253
Operating income (loss) before income taxes	4,205	5,150	12,355	16,479
Net income (loss)	2,886	3,754	8,726	11,763
Depreciation and amortization	641	757	2,154	2,444
Total assets	1,317,189	1,322,205	1,317,189	1,322,205
Capital expenditures	419	139	685	719
Trust and Investment Services [Member]
Segment Reporting Information [Line Items]
Interest income	0	0	0	0
Interest expense	0	0	0	0
Noninterest income	1,177	1,195	3,600	2,955
Operating income (loss) before income taxes	633	849	2,284	1,827
Net income (loss)	430	616	1,620	1,309
Depreciation and amortization	3	3	8	11
Total assets	0	0	0	0
Capital expenditures	0	4	0	4
Other [Member]
Segment Reporting Information [Line Items]
Interest income	15	13	45	13
Interest expense	186	190	555	567
Noninterest income	4	5	14	15
Operating income (loss) before income taxes	(224)	(194)	(750)	(710)
Net income (loss)	(148)	(127)	(495)	(468)
Depreciation and amortization	0	0	0	0
Total assets	200,757	193,290	200,757	193,290
Capital expenditures	0	0	0	0
Intersegment Eliminations [Member]
Segment Reporting Information [Line Items]
Interest income	0	0	0	0
Interest expense	0	0	0	0
Noninterest income	0	0	0	0
Operating income (loss) before income taxes	0	0	0	0
Net income (loss)	0	0	0	0
Depreciation and amortization	0	0	0	0
Total assets	(198,789)	(191,310)	(198,789)	(191,310)
Capital expenditures	$ 0	$ 0	$ 0	$ 0