Consolidated Statements of Comprehensive Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Interest and Dividend Income
Loans, including fees	$ 130,191	$ 121,154
Mortgage loans held for sale, including fees	1,515	885
Investment securities:
Taxable interest	10,792	9,367
Tax-exempt interest	1,305	1,550
Amortization of FDIC loss share receivable	(6,013)	(19,264)
Other	795	540
Total interest and dividend income	138,585	114,232
Interest Expense
NOW and MMDA	4,842	4,184
Savings	85	64
Time deposits	4,411	2,937
Short-term borrowings	363	242
Long-term debt	3,080	2,397
Total interest expense	12,781	9,824
Net interest income	125,804	104,408
Provision for loan losses	5,345	2,103
Net interest income after provision for loan losses	120,459	102,305
Non-interest Income
Service charges on deposit accounts	9,262	7,012
Mortgage income	18,023	10,133
Title revenue	4,629	4,167
ATM/debit card fee income	3,275	2,467
Income from bank owned life insurance	1,092	2,441
Gain on sale of available for sale investments	386	19
Broker commissions	4,162	4,048
Other income	8,070	5,394
Total non-interest income	48,899	35,681
Non-interest Expense
Salaries and employee benefits	72,696	59,861
Net occupancy and equipment	16,260	13,991
Communication and delivery	3,166	2,767
Marketing and business development	3,556	2,850
Data processing	9,761	5,382
Professional services	6,866	3,748
Credit and other loan related expense	4,183	3,560
Insurance	3,550	3,417
Travel and entertainment	2,515	2,330
Other expenses	10,600	9,328
Total non-interest expense	133,153	107,234
Income before income tax expense	36,205	30,752
Income tax expense	11,079	8,416
Net Income	25,126	22,336
Income Available to Common Shareholders - Basic	25,126	22,336
Earnings Allocated to Unvested Restricted Stock	(344)	(405)
Earnings Available to Common Shareholders - Diluted	24,782	21,931
Earnings per common share - Basic	$ 0.75	$ 0.75
Earnings per common share - diluted	$ 0.75	$ 0.75
Cash dividends declared per common share	$ 0.34	$ 0.34
Comprehensive Income
Net income	25,126	22,336
Unrealized gains on securities:
Unrealized holding gains arising during the period (net of tax effects of $5,408 and $5,561, respectively)	10,043	10,327
Reclassification adjustment for gains included in net income (net of tax effects of $135 and $7, respectively)	(251)	(12)
Unrealized gains on securities, net of tax	9,792	10,315
Other comprehensive income, net of tax	9,792	10,315
Comprehensive Income	$ 34,918	$ 32,651