Consolidated Statement of Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Noninterest Income
Trust, Investment and Other Servicing Fees	$ 749.1	$ 718.2	$ 2,233.4	$ 2,104.6
Foreign Exchange Trading Income	62.9	46.4	209.3	149.4
Treasury Management Fees	16.1	16.4	48.5	49.8
Security Commissions and Trading Income	20.4	14.2	60.2	46.7
Other Operating Income	38.1	34.1	214.1	112.3
Investment Security Gains (Losses), net (Note)	0.0	0.3	(0.3)	(3.3)
Total Noninterest Income	886.6	829.6	2,765.2	2,459.5
Net Interest Income
Interest Income	305.7	293.8	893.3	883.0
Interest Expense	36.8	44.5	112.6	141.4
Net Interest Income	268.9	249.3	780.7	741.6
Provision for Credit Losses	(10.0)	0.0	(24.5)	3.0
Net Interest Income after Provision for Credit Losses	278.9	249.3	805.2	738.6
Noninterest Expense
Compensation	361.6	348.0	1,077.8	1,062.2
Employee Benefits	69.8	70.6	215.9	206.0
Outside Services	158.3	142.4	440.6	431.4
Equipment and Software	113.6	100.5	338.3	317.9
Occupancy	43.7	43.8	129.7	135.2
Other Operating Expense	65.3	69.4	253.5	201.0
Total Noninterest Expense	812.3	774.7	2,455.8	2,353.7
Income before Income Taxes	353.2	304.2	1,114.6	844.4
Provision for Income Taxes	118.6	99.7	380.1	276.6
Net Income	234.6	204.5	734.5	567.8
Preferred Stock Dividends	5.8	0.0	17.5	0.0
Net Income Applicable to Common Stock	$ 228.8	$ 204.5	$ 717.0	$ 567.8
Per Common Share
Net Income — Basic	$ 0.97	$ 0.85	$ 3.03	$ 2.36
Net Income - Diluted	$ 0.96	$ 0.84	$ 3.00	$ 2.34
Average Number of Common Shares Outstanding — Basic	232,231,720	235,701,076	232,916,425	236,301,789
Average Number of Common Shares Outstanding - Diluted	234,163,190	237,737,129	234,890,782	238,175,696