Consolidated Statements of Earnings (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Interest income:
Loans, including fees	$ 21,306	$ 21,809	$ 21,864
Securities	9,343	11,633	14,946
Federal funds sold and interest bearing bank deposits	57	30	24
Total interest income	30,706	33,472	36,834
Interest expense:
Deposits	8,068	10,038	13,139
Short-term borrowings	12	23	55
Long-term debt interest expense	3,401	4,512	4,825
Total interest expense	11,481	14,573	18,019
Net interest income	19,225	18,899	18,815
Provision for loan losses	2,450	3,580	5,250
Net interest income after provision for loan losses	16,775	15,319	13,565
Noninterest income:
Service charges on deposit accounts	1,167	1,280	1,243
Mortgage lending	1,922	2,494	3,349
Bank-owned life insurance income	460	452	424
Affordable housing investment losses	(646)	(323)	(228)
Other noninterest income	1,396	1,392	1,348
Securities gains, net:
Realized gains, net	1,216	3,451	2,847
Total other-than-temporary impairments	(468)	(2,238)	(6,807)
Noncredit portion of other-than-temporary impairments recognized in other comprehensive income	130	210	257
Total security gains (losses), net	878	1,423	(3,703)
Total noninterest income	5,177	6,718	2,433
Noninterest expense:
Salaries and benefits	8,167	7,402	7,120
Net occupancy and equipment	1,404	1,450	1,500
Professional fees	735	702	799
FDIC and other regulatory assessments	792	1,092	1,322
Other real estate owned, net	2,007	1,378	43
Prepayment penalty on long-term debt	0	679	0
Other noninterest expense	3,252	3,190	3,150
Total noninterest expense	16,357	15,893	13,934
Earnings before income taxes	5,595	6,144	2,064
Income tax expense (benefit)	57	798	(340)
Net earnings	$ 5,538	$ 5,346	$ 2,404
Basic and diluted earnings per share	$ 1.52	$ 1.47	$ 0.66
Basic and diluted	3,642,735	3,642,851	3,644,691