Segment Reporting (Segment Information) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011	Dec. 31, 2011
Segment Reporting Information [Line Items]
Net interest income and other income from external customers	$ 11,513	$ 11,440	$ 34,602	$ 34,562
Income before income taxes	2,896	2,742	8,355	8,582
Total assets	1,063,023	1,024,618	1,063,023	1,024,618	1,004,823
Capital expenditures	148	587	1,092	1,700
Finite-Lived Intangible Assets, Amortization Method				10
Banking [Member]
Segment Reporting Information [Line Items]
Net interest income and other income from external customers	10,512	10,453	31,117	31,072
Income before income taxes	2,809	2,570	7,857	7,879
Total assets	1,052,755	1,014,216	1,052,755	1,014,216
Capital expenditures	148	587	1,020	1,698
Insurance [Member]
Segment Reporting Information [Line Items]
Net interest income and other income from external customers	1,001	987	3,485	3,490
Income before income taxes	87	172	498	703
Total assets	12,020	12,638	12,020	12,638
Capital expenditures			72	2
Intercompany Eliminations [Member]
Segment Reporting Information [Line Items]
Total assets	$ (1,752)	$ (2,236)	$ (1,752)	$ (2,236)