Consolidated Statements of Income (unaudited) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Interest, fee, and dividend income
Interest and fees on loans and leases	$ 53,695	$ 50,208
Securities available for sale	5,746	7,366
Securities held to maturity	525	640
Other	403	392
Total interest, fee, and dividend income	60,369	58,606
Interest expense
Deposits	4,150	5,143
Short-term borrowings	42	41
Long-term debt	3,609	3,581
Trust preferred debentures	428	449
Total interest expense	8,229	9,214
Net interest income	52,140	49,392
Provision for loan and lease losses	5,658	4,471
Net interest income after provision for loan and lease losses	46,482	44,921
Noninterest income
Insurance and other financial services revenue	6,893	6,154
Service charges on deposit accounts	4,323	4,341
ATM and debit card fees	3,242	2,962
Retirement plan administration fees	2,682	2,333
Trust	2,913	2,129
Bank owned life insurance	849	971
Net securities gains	1,145	455
Other	3,182	3,711
Total noninterest income	25,229	23,056
Noninterest expense
Salaries and employee benefits	27,047	26,725
Occupancy	4,977	4,491
Data processing and communications	3,455	3,258
Professional fees and outside services	2,901	2,725
Equipment	2,582	2,380
Office supplies and postage	1,590	1,671
FDIC expenses	1,130	931
Advertising	723	802
Amortization of intangible assets	851	819
Loan collection and other real estate owned	718	638
Merger	10,681	511
Other	4,050	3,523
Total noninterest expense	60,705	48,474
Income before income tax expense	11,006	19,503
Income tax expense	3,357	5,853
Net income	$ 7,649	$ 13,650
Earnings per share
Basic (in dollars per share)	$ 0.21	$ 0.41
Diluted (in dollars per share)	$ 0.21	$ 0.41