Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
INTEREST AND DIVIDEND INCOME
Loans receivable, including fees	$ 293,039	$ 254,331	$ 565,100	$ 507,873
Investment securities	13,861	12,852	29,108	24,045
Resale agreements	7,853	7,968	17,321	14,645
Restricted equity securities	470	602	1,247	1,397
Interest-bearing cash and deposits with banks	7,552	3,112	12,668	7,077
Total interest and dividend income	322,775	278,865	625,444	555,037
INTEREST EXPENSE
Customer deposits	27,045	20,362	50,717	39,659
Federal funds purchased and other short-term borrowings	252	169	665	178
FHLB advances	1,761	1,292	3,791	2,792
Repurchase agreements	2,273	2,196	5,416	4,122
Long-term debt	1,353	1,262	2,642	2,498
Total interest expense	32,684	25,281	63,231	49,249
Net interest income before provision for credit losses	290,091	253,584	562,213	505,788
Provision for credit losses	10,685	6,053	17,753	7,493
Net interest income after provision for credit losses	279,406	247,531	544,460	498,295
NONINTEREST INCOME
Branch fees	10,700	10,353	20,996	20,575
Letters of credit fees and foreign exchange income	11,986	10,943	23,055	20,496
Ancillary loan fees and other income	5,907	4,285	10,889	7,862
Wealth management fees	3,537	2,778	8,067	5,829
Derivative fees and other income	3,765	1,444	6,271	3,987
Net gains on sales of loans	1,546	2,882	4,300	4,809
Net gains on sales of available-for-sale investment securities	2,720	2,836	5,194	6,678
Net gains on sales of fixed assets	1,042	2,241	73,049	2,430
Other fees and operating income	6,197	6,502	11,602	12,111
Total noninterest income	47,400	44,264	163,423	84,777
NONINTEREST EXPENSE
Compensation and employee benefits	80,744	73,287	165,347	145,124
Occupancy and equipment expense	15,554	15,748	31,194	30,163
Deposit insurance premiums and regulatory assessments	5,779	5,473	11,708	10,891
Legal expense	2,552	4,346	5,614	7,353
Data processing	3,058	3,295	6,005	5,983
Consulting expense	4,769	5,981	6,688	14,433
Deposit related expense	2,505	2,273	4,870	4,593
Computer software expense	5,462	3,194	9,430	5,936
Other operating expense	19,064	19,226	35,527	38,694
Amortization of tax credit and other investments	27,872	14,006	42,232	28,161
Amortization of core deposit intangibles	1,762	2,050	3,579	4,154
Total noninterest expense	169,121	148,879	322,194	295,485
INCOME BEFORE INCOME TAXES	157,685	142,916	385,689	287,587
INCOME TAX EXPENSE	39,355	39,632	97,623	76,787
NET INCOME	$ 118,330	$ 103,284	$ 288,066	$ 210,800
EARNINGS PER SHARE (“EPS”)
BASIC (in dollars per share)	$ 0.82	$ 0.72	$ 2.00	$ 1.46
DILUTED (in dollars per share)	$ 0.81	$ 0.71	$ 1.98	$ 1.45
WEIGHTED AVERAGE NUMBER OF SHARES OUTSTANDING
BASIC (in shares)	144,485	144,101	144,368	144,029
DILUTED (in shares)	145,740	145,078	145,774	144,973
DIVIDENDS DECLARED PER COMMON SHARE (in dollars per share)	$ 0.20	$ 0.20	$ 0.40	$ 0.40