Consolidated Statements of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Interest Income
Loans	$ 68,077	$ 72,621	$ 78,648
Investment securities:
Taxable	2,695	4,241	4,571
Tax-exempt	2,901	2,882	2,515
Interest-bearing deposits	282	300	466
FHLB stock dividends	826	899	867
Total interest income	74,781	80,943	87,067
Interest Expense
Deposits	5,913	8,169	12,175
Federal Home Loan Bank advances and other	434	2,424	3,203
Subordinated debentures	601	971	1,278
Securities sold under agreement to repurchase	222	373	530
Total interest expense	7,170	11,937	17,186
Net interest income	67,611	69,006	69,881
Provision for loan losses	1,824	10,924	12,434
Net interest income after provision for loan losses	65,787	58,082	57,447
Noninterest Income
Service fees and other charges	10,045	10,779	11,387
Mortgage banking income	8,443	9,665	6,437
Insurance commissions	9,627	8,676	7,109
Gain on sale of non-mortgage loans	101	70	361
Gain (loss) on sale or call of securities	97	2,139	218
Other-than-temporary impairment (OTTI) losses on investment securities
Total gains (impairment losses) on investment securities	(337)	(31)	(44)
Losses recognized in other comprehensive income	0	26	42
Net impairment loss recognized in earnings	(337)	(5)	(2)
Trust income	761	616	599
Income from bank owned life insurance	883	924	929
Other noninterest income	950	1,510	478
Total noninterest income	30,570	34,374	27,516
Noninterest Expense
Compensation and benefits	34,301	32,566	31,554
Occupancy	6,762	7,578	7,166
FDIC insurance	1,616	2,691	2,922
Data processing	5,125	4,660	4,257
Acquisition related charges	0	0	234
Other noninterest expense	17,040	18,285	16,631
Total noninterest expense	64,844	65,780	62,764
Income before income taxes	31,513	26,676	22,199
Federal income taxes	9,278	8,012	6,665
Net Income	22,235	18,664	15,534
Dividends Accrued on Preferred Shares	0	(900)	(1,850)
Accretion on Preferred Shares	0	(359)	(178)
Redemption of Preferred Shares	0	642	0
Net Income Applicable to Common Shares	$ 22,235	$ 18,047	$ 13,506
Earnings per common share:
Basic	$ 2.28	$ 1.86	$ 1.44
Diluted	$ 2.19	$ 1.81	$ 1.42
Dividends declared per common share	$ 0.40	$ 0.20	$ 0.05