CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (Unaudited) (USD $) In Thousands	Preferred Stock [Member]	Common Stock [Member]	Additional Paid-In Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Total
Balance at Dec. 31, 2009	$ 20	$ 3,009	$ 21,210	$ 63,669	$ 968	$ 88,876
Net income	0	0	0	5,733	0	5,733
Changes in defined benefit plan assets and benefit obligations, net	0	0	0	0	(12)
Unrealized loss on cash flow hedging instruments, net	0	0	0	0	(264)
Unrealized holding gains on securities, net of reclassification adjustment	0	0	0	0	2,347
Other comprehensive income, net	0	0	0	0	2,071	2,071
Comprehensive income	0	0	0	0	0	7,804
Share-based compensation	0	0	265	0	0	265
Stock options exercised	0	9	136	0	0	145
Preferred stock redemption						0
Accretion of preferred stock discount	0	0	98	(98)	0	0
Common stock issued						0
Cash dividends paid - common stock ($0.75 per share)	0	0	0	(2,313)	0	(2,313)
Cash dividends paid - preferred stock (5% per annum)	0	0	0	(750)	0	(750)
Balance at Sep. 30, 2010	20	3,018	21,709	66,241	3,039	94,027
Balance at Dec. 31, 2010	20	3,032	22,112	67,542	71	92,777
Net income	0	0	0	9,565	0	9,565
Changes in defined benefit plan assets and benefit obligations, net	0	0	0	0	11
Unrealized loss on cash flow hedging instruments, net	0	0	0	0	(245)
Unrealized holding gains on securities, net of reclassification adjustment	0	0	0	0	3,840
Other comprehensive income, net	0	0	0	0	3,606	3,606
Comprehensive income	0	0	0	0	0	13,171
Share-based compensation	0	0	251	0	0	251
Stock options exercised	0	8	134	0	0	142
Restricted stock vested	0	5	(5)	0	0	0
Preferred stock redemption	(10)	0	(9,990)	0	0	(10,000)
Accretion of preferred stock discount	0	0	311	(311)	0	0
Common stock issued	0	2	1	0	0	3
Cash dividends paid - common stock ($0.75 per share)	0	0	0	(2,347)	0	(2,347)
Cash dividends paid - preferred stock (5% per annum)	0	0	0	(725)	0	(725)
Balance at Sep. 30, 2011	$ 10	$ 3,047	$ 12,814	$ 73,724	$ 3,677	$ 93,272