CONSOLIDATED CONDENSED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Interest income:
Interest and fees on loans	$ 326,599	$ 331,938
Interest on investment securities available-for-sale	27,756	31,843
Interest on investment securities held-to-maturity	131	131
Interest on loans held-for-sale	6,899	9,877
Interest on trading securities	13,117	13,548
Interest on other earning assets	3,866	13,278
Total interest income	378,368	400,615
Interest on deposits:
Savings	26,333	39,914
Time deposits	13,943	20,254
Other interest-bearing deposits	14,213	22,042
Interest on trading liabilities	3,292	2,816
Interest on short-term borrowings	9,864	6,744
Interest on term borrowings	7,921	14,337
Total interest expense	75,566	106,107
Net interest income	302,802	294,508
Provision/(provision credit) for loan losses	145,000	9,000
Net interest income after provision/(provision credit) for loan losses	157,802	285,508
Noninterest income:
Fixed income	95,635	53,749
Deposit transactions and cash management	30,290	31,621
Brokerage, management fees and commissions	15,405	12,633
Bankcard income	7,253	6,952
Trust services and investment management	7,195	7,026
Bank-owned life insurance (BOLI)	4,589	4,402
Equity securities gains/(losses), net (Note 3)	25	31
All other income and commissions (Note 7)	14,364	24,631
Total noninterest income	174,756	141,045
Adjusted gross income after provision/(provision credit) for loan losses	332,558	426,553
Noninterest expense:
Employee compensation, incentives, and benefits	183,470	177,925
Occupancy	19,563	20,693
Computer software	16,027	15,139
Operations services	11,692	11,488
Equipment rentals, depreciation, and maintenance	8,552	8,829
Advertising and public relations	7,456	7,242
Professional fees	6,996	12,299
FDIC premium expense	6,742	4,273
Communications and courier	5,528	6,453
Amortization of intangible assets	5,308	6,216
Contract employment and outsourcing	4,936	3,371
Legal fees	1,823	2,831
All other expense (Note 7)	33,226	19,331
Total noninterest expense	311,319	296,090
Income/(loss) before income taxes	21,239	130,463
Provision/(benefit) for income taxes	4,767	27,058
Net income/(loss)	16,472	103,405
Net income attributable to noncontrolling interest	2,852	2,820
Net income/(loss) attributable to controlling interest	13,620	100,585
Preferred stock dividends	1,550	1,550
Net income/(loss) available to common shareholders	$ 12,070	$ 99,035
Basic earnings/(loss) per share (Note 9) (in dollars per share)	$ 0.04	$ 0.31
Diluted earnings/(loss) per share (Note 9) (in dollars per share)	$ 0.04	$ 0.31
Weighted average common shares (Note 9) (in shares)	311,597	317,435
Diluted average common shares (Note 9) (in shares)	313,170	319,581