Segment Reporting (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2016 USD ($) Segment	Dec. 31, 2015 USD ($)
Segment Reporting [Abstract]
Description of operating segments	The Company's reportable segments are strategic business units that offer different products and services. They are managed separately because each segment appeals to different markets and, accordingly, requires different technologies and marketing strategies.
Revenues
Interest and dividend income	$ 29,826	$ 30,295
Income from fiduciary activities	3,560	3,617
Other income	9,906	9,519
Total operating income	43,292	43,431
Expenses
Interest expense	2,574	3,632
Provision for loan losses	1,930	1,025
Salaries and employee benefits	19,878	20,747
Other expenses	14,953	14,339
Total operating expenses	39,335	39,743
Income before income taxes	3,957	3,688
Income tax expense (benefit)	160	54
Net income	3,797	3,634
Property, Plant and Equipment, Additions	891	1,756
Total assets	$ 902,966	896,787
Intersegment loan [Abstract]
Number of geographical area in which an entity operates | Segment	1
Revenue benchmark no single customer equals or exceeds	10.00%
Operating Segments [Member] | Bank [Member]
Revenues
Interest and dividend income	$ 29,765	30,242
Income from fiduciary activities	0	0
Other income	9,058	8,548
Total operating income	38,823	38,790
Expenses
Interest expense	2,574	3,633
Provision for loan losses	1,930	1,025
Salaries and employee benefits	16,801	17,630
Other expenses	13,179	13,254
Total operating expenses	34,484	35,542
Income before income taxes	4,339	3,248
Income tax expense (benefit)	288	(96)
Net income	4,051	3,344
Property, Plant and Equipment, Additions	887	1,682
Total assets	897,966	891,877
Operating Segments [Member] | Trust [Member]
Revenues
Interest and dividend income	61	54
Income from fiduciary activities	3,560	3,617
Other income	910	1,032
Total operating income	4,531	4,703
Expenses
Interest expense	0	0
Provision for loan losses	0	0
Salaries and employee benefits	2,671	2,685
Other expenses	1,041	1,010
Total operating expenses	3,712	3,695
Income before income taxes	819	1,008
Income tax expense (benefit)	280	343
Net income	539	665
Property, Plant and Equipment, Additions	4	74
Total assets	5,761	5,694
Operating Segments [Member] | Unconsolidated Parent [Member]
Revenues
Interest and dividend income	4,590	4,009
Income from fiduciary activities	0	0
Other income	200	200
Total operating income	4,790	4,209
Expenses
Interest expense	0	0
Provision for loan losses	0	0
Salaries and employee benefits	406	432
Other expenses	995	336
Total operating expenses	1,401	768
Income before income taxes	3,389	3,441
Income tax expense (benefit)	(408)	(193)
Net income	3,797	3,634
Property, Plant and Equipment, Additions	0	0
Total assets	93,998	93,191
Eliminations [Member]
Revenues
Interest and dividend income	(4,590)	(4,010)
Income from fiduciary activities	0	0
Other income	(262)	(261)
Total operating income	(4,852)	(4,271)
Expenses
Interest expense	0	(1)
Provision for loan losses	0	0
Salaries and employee benefits	0	0
Other expenses	(262)	(261)
Total operating expenses	(262)	(262)
Income before income taxes	(4,590)	(4,009)
Income tax expense (benefit)	0	0
Net income	(4,590)	(4,009)
Property, Plant and Equipment, Additions	0	0
Total assets	$ (94,759)	$ (93,975)