Consolidated Balance Sheets - USD ($) $ in Millions	Mar. 31, 2018	Dec. 31, 2017
Assets
Cash and Due from Banks	$ 6,081.4	$ 4,518.1
Federal Reserve and Other Central Bank Deposits	29,446.8	40,479.1
Interest-Bearing Deposits with Banks	4,931.4	5,611.9
Federal Funds Sold and Securities Purchased under Agreements to Resell	1,534.0	1,324.3
Debt Securities
Available for Sale	34,258.0	33,742.1
Held to Maturity (Fair value of $14,260.4 and $13,010.9)	14,334.6	13,049.0
Trading Account	8.9	0.5
Total Debt Securities	48,601.5	46,791.6
Loans and Leases
Total Loans and Leases (Net of unearned income of $30.2 and $35.5)	32,108.9	32,592.2
Allowance for Credit Losses Assigned to Loans and Leases	(125.4)	(131.2)
Buildings and Equipment	442.6	464.6
Client Security Settlement Receivables	581.5	1,647.0
Goodwill	611.6	605.6
Other Assets	5,457.9	4,687.3
Total Assets	129,672.2	138,590.5
Deposits
Demand and Other Noninterest-Bearing	18,349.4	18,712.2
Savings, Money Market and Other Interest-Bearing	16,142.9	16,975.3
Savings Certificates and Other Time	947.5	1,152.3
Non U.S. Offices — Noninterest-Bearing	9,676.3	9,878.8
Non U.S. Offices - Interest-Bearing	60,075.3	65,672.2
Total Deposits	105,191.4	112,390.8
Federal Funds Purchased	332.8	2,286.1
Securities Sold Under Agreements to Repurchase	810.0	834.0
Other Borrowings	7,033.6	6,051.1
Senior Notes	1,497.5	1,497.3
Long-Term Debt	1,422.6	1,449.5
Floating Rate Capital Debt	277.5	277.5
Other Liabilities	2,880.8	3,588.0
Total Liabilities	119,446.2	128,374.3
Stockholders’ Equity
Common Stock, $1.66 2/3 Par Value; Authorized 560,000,000 shares; Outstanding shares of 224,991,295 and 228,605,485	408.6	408.6
Additional Paid-In Capital	1,020.4	1,047.2
Retained Earnings	9,973.8	9,685.1
Accumulated Other Comprehensive Loss	(505.7)	(414.3)
Treasury Stock (20,180,229 and 19,044,850 shares, at cost)	(1,553.1)	(1,392.4)
Total Stockholders’ Equity	10,226.0	10,216.2
Total Liabilities and Stockholders’ Equity	129,672.2	138,590.5
Series C Preferred Stock
Stockholders’ Equity
Preferred Stock, No Par Value; Authorized 10,000,000 shares: Series C, outstanding shares of 16,000, Series D, outstanding shares of 5,000	388.5	388.5
Series D Preferred Stock
Stockholders’ Equity
Preferred Stock, No Par Value; Authorized 10,000,000 shares: Series C, outstanding shares of 16,000, Series D, outstanding shares of 5,000	493.5	493.5
Commercial
Loans and Leases
Total Loans and Leases (Net of unearned income of $30.2 and $35.5)	14,615.2	14,558.0
Allowance for Credit Losses Assigned to Loans and Leases	(59.6)	(63.5)
Personal
Loans and Leases
Total Loans and Leases (Net of unearned income of $30.2 and $35.5)	17,493.7	18,034.2
Allowance for Credit Losses Assigned to Loans and Leases	$ (65.8)	$ (67.7)