CONSOLIDATED CONDENSED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Interest income:
Interest and fees on loans	$ 331,000	$ 205,220	$ 954,467	$ 578,264
Interest on investment securities available-for-sale	32,391	25,575	97,872	76,867
Interest on investment securities held-to-maturity	131	131	394	460
Interest on loans held-for-sale	9,977	6,123	33,349	10,916
Interest on trading securities	14,130	8,262	43,280	24,033
Interest on other earning assets	6,040	2,834	15,473	11,757
Total interest income	393,669	248,145	1,144,835	702,297
Interest on deposits:
Savings	30,022	10,920	70,522	31,324
Time deposits	14,667	2,591	35,428	8,342
Other interest-bearing deposits	14,401	6,759	36,922	15,976
Interest on trading liabilities	5,125	3,298	15,039	11,282
Interest on short-term borrowings	9,762	4,998	29,914	9,293
Interest on term borrowings	13,992	9,762	39,205	25,854
Total interest expense	87,969	38,328	227,030	102,071
Net interest income	305,700	209,817	917,805	600,226
Provision/(provision credit) for loan losses	2,000	0	1,000	(3,000)
Net interest income after provision/(provision credit) for loan losses	303,700	209,817	916,805	603,226
Noninterest income:
Fixed income	44,813	55,758	128,016	161,546
Deposit transactions and cash management	35,792	28,011	107,859	80,434
Brokerage, management fees and commissions	14,200	11,937	41,423	35,872
Trust services and investment management	7,438	6,953	22,847	21,304
Trust services and investment management	6,878	6,170	19,958	17,230
Bank-owned life insurance (BOLI)	4,337	3,539	14,103	11,137
Debt securities gains/(losses), net	0	1	52	450
Equity securities gains/(losses), net (Note 3)	212,859	5	212,924	5
All other income and commissions	22,655	43	65,332	29,051
Total noninterest income	348,972	112,417	612,514	357,029
Adjusted gross income after provision/(provision credit) for loan losses	652,672	322,234	1,529,319	960,255
Noninterest expense:
Employee compensation, incentives, and benefits	164,839	137,383	501,983	410,153
Occupancy	20,002	13,619	62,956	38,759
Computer software	15,693	11,993	45,948	35,077
Operational services	13,121	10,805	43,335	33,204
Equipment rentals, depreciation, and maintenance	9,423	6,626	30,149	20,013
Professional fees	9,270	6,566	36,957	20,971
Advertising and public relations	8,365	5,205	17,034	13,901
FDIC premium expense	7,850	6,062	26,442	17,728
Communications and courier	7,014	4,328	22,776	12,245
Amortization of intangible assets	6,460	1,964	19,394	5,160
Contract employment and outsourcing	4,314	2,762	14,274	8,975
Legal fees	2,541	2,052	7,670	10,831
Repurchase and foreclosure provision/(provision credit)	(562)	(609)	(886)	(22,580)
All other expense	25,701	28,113	112,032	72,554
Total noninterest expense	294,031	236,869	940,064	676,991
Income/(loss) before income taxes	358,641	85,365	589,255	283,264
Provision/(benefit) for income taxes	83,925	13,596	133,553	57,903
Net income/(loss)	274,716	71,769	455,702	225,361
Net income attributable to noncontrolling interest	2,883	2,883	8,555	8,555
Net income/(loss) attributable to controlling interest	271,833	68,886	447,147	216,806
Preferred stock dividends	1,550	1,550	4,650	4,650
Net income/(loss) available to common shareholders	$ 270,283	$ 67,336	$ 442,497	$ 212,156
Basic earnings/(loss) per share (in dollars per share)	$ 0.83	$ 0.29	$ 1.36	$ 0.91
Diluted earnings/(loss) per share (in dollars per share)	$ 0.83	$ 0.28	$ 1.35	$ 0.90
Weighted average common shares (in shares)	324,406	233,749	325,341	233,438
Diluted average common shares (in shares)	327,252	236,340	328,645	236,372
Cash dividends declared per common share (in dollars per share)	$ 0.12	$ 0.09	$ 0.36	$ 0.27