Consolidated Statements of Income (Unaudited) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Noninterest Income
Trust, Investment and Other Servicing Fees	$ 1,075.4	$ 961.5	$ 2,139.1	$ 1,965.1
Foreign Exchange Trading Income	70.6	71.3	149.3	160.2
Treasury Management Fees	11.3	11.4	22.5	22.4
Security Commissions and Trading Income	33.0	33.2	67.8	74.9
Other Operating Income	54.4	56.5	109.3	90.9
Investment Security Gains, net	0.0	0.1	0.0	0.1
Total Noninterest Income	1,244.7	1,134.0	2,488.0	2,313.6
Net Interest Income
Interest Income	343.1	406.3	693.0	935.5
Interest Expense	7.5	34.2	17.3	155.3
Net Interest Income	335.6	372.1	675.7	780.2
Provision for Credit Losses	(27.0)	66.0	(57.0)	127.0
Net Interest Income after Provision for Credit Losses	362.6	306.1	732.7	653.2
Noninterest Expense
Compensation	486.3	460.3	1,004.8	960.1
Employee Benefits	118.4	90.4	221.8	188.3
Outside Services	218.1	176.2	414.5	369.0
Equipment and Software	178.3	164.2	355.0	326.4
Occupancy	52.2	60.0	103.0	111.1
Other Operating Expense	67.5	85.8	139.2	147.6
Total Noninterest Expense	1,120.8	1,036.9	2,238.3	2,102.5
Income before Income Taxes	486.5	403.2	982.4	864.3
Provision for Income Taxes	118.4	89.9	239.2	190.4
Net Income	368.1	313.3	743.2	673.9
Preferred Stock Dividends	4.7	4.8	20.9	35.3
Net Income Applicable to Common Stock	$ 363.4	$ 308.5	$ 722.3	$ 638.6
Per Common Share
Net Income — Basic (in dollars per share)	$ 1.73	$ 1.47	$ 3.44	$ 3.03
Net Income - Diluted (in dollars per share)	$ 1.72	$ 1.46	$ 3.42	$ 3.02
Average number of common shares outstanding
Average Number of Common Shares Outstanding - Basic (in shares)	208,369,188	208,068,635	208,241,714	208,474,883
Average Number of Common Shares Outstanding - Diluted (in shares)	209,138,090	208,568,357	209,042,798	209,192,590