Condensed Consolidated Statements of Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
INTEREST INCOME
Interest and fees on loans and leases	$ 205,996	$ 217,928
Interest and dividends on investment securities:
Taxable	13,931	13,055
Exempt from federal income tax	2,242	2,235
Dividends	388	366
Interest on temporary investments and interest bearing deposits	1,557	480
Total interest income	224,114	234,064
INTEREST EXPENSE
Interest on deposits	9,648	8,413
Interest on securities sold under agreement to repurchase	30	36
Interest on term debt	3,510	4,186
Interest on junior subordinated debentures	4,201	3,727
Total interest expense	17,389	16,362
Net interest income	206,725	217,702
PROVISION FOR LOAN AND LEASE LOSSES	11,672	4,823
Net interest income after provision for loan and lease losses	195,053	212,879
NON-INTEREST INCOME
Service charges on deposits	14,729	14,516
Brokerage revenue	4,122	4,094
Residential mortgage banking revenue, net	26,834	15,426
(Loss) gain on investment securities, net	(2)	696
Gain on loan sales, net	1,754	2,371
Loss on junior subordinated debentures carried at fair value	(1,555)	(1,572)
BOLI income	2,069	2,139
Other income	12,274	8,281
Total non-interest income	60,225	45,951
NON-INTEREST EXPENSE
Salaries and employee benefits	106,473	106,538
Occupancy and equipment, net	38,673	38,295
Communications	5,104	5,564
Marketing	1,733	2,850
Services	11,305	10,671
FDIC assessments	4,087	3,721
Loss on other real estate owned, net	82	1,389
Intangible amortization	1,689	2,560
Merger related expenses	1,020	3,450
Goodwill impairment	0	142
Other expenses	12,548	8,809
Total non-interest expense	182,714	183,989
Income before provision for income taxes	72,564	74,841
Provision for income taxes	26,561	27,272
Net income	46,003	47,569
Dividends and undistributed earnings allocated to participating securities	12	29
Net earnings available to common shareholders	$ 45,991	$ 47,540
Earnings per common share:
Basic (in usd per share)	$ 0.21	$ 0.22
Diluted (in usd per share)	$ 0.21	$ 0.22
Weighted average number of common shares outstanding:
Basic (in shares)	220,287	220,227
Diluted (in shares)	220,779	221,052