Consolidated Balance Sheets - USD ($) $ in Millions	Sep. 30, 2017	Dec. 31, 2016
Assets
Cash and Due from Banks	$ 5,262.9	$ 5,332.0
Federal Reserve and Other Central Bank Deposits	34,060.7	26,674.2
Interest-Bearing Deposits with Banks	5,684.4	4,800.6
Federal Funds Sold and Securities Purchased under Agreements to Resell	1,670.8	1,974.3
Securities
Available for Sale	33,844.9	35,579.8
Held to Maturity (Fair value of $10,778.7 and $8,905.1)	10,811.0	8,921.1
Trading Account	0.8	0.3
Total Securities	44,656.7	44,501.2
Loans and Leases
Total Loans and Leases (Net of unearned income of $36.3 and $41.2)	33,336.1	33,822.1
Allowance for Credit Losses Assigned to Loans and Leases	(150.3)	(161.0)
Buildings and Equipment	462.5	466.6
Client Security Settlement Receivables	1,274.0	1,043.7
Goodwill	526.5	519.4
Other Assets	4,615.9	4,953.8
Total Assets	131,400.2	123,926.9
Deposits
Demand and Other Noninterest-Bearing	17,402.9	22,190.4
Savings, Money Market and Other Interest-Bearing	16,042.2	16,509.0
Savings Certificates and Other Time	1,227.4	1,331.7
Non U.S. Offices — Noninterest-Bearing	8,897.0	7,972.5
Non U.S. Offices - Interest-Bearing	62,241.1	53,648.1
Total Deposits	105,810.6	101,651.7
Federal Funds Purchased	2,142.2	204.8
Securities Sold Under Agreements to Repurchase	523.9	473.7
Other Borrowings	6,052.3	5,109.5
Senior Notes	1,497.1	1,496.6
Long-Term Debt	1,663.4	1,330.9
Floating Rate Capital Debt	277.5	277.4
Other Liabilities	3,268.0	3,611.9
Total Liabilities	121,235.0	114,156.5
Stockholders' Equity
Common Stock, $1.66 2/3 Par Value; Authorized 560,000,000 shares; Outstanding shares of 227,421,128 and 228,605,485	408.6	408.6
Additional Paid-In Capital	1,037.5	1,035.8
Retained Earnings	9,431.2	8,908.4
Accumulated Other Comprehensive Loss	(335.1)	(370.0)
Treasury Stock (17,750,396 and 16,566,039 shares, at cost)	(1,259.0)	(1,094.4)
Total Stockholders’ Equity	10,165.2	9,770.4
Total Liabilities and Stockholders’ Equity	131,400.2	123,926.9
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 $36.3 and $41.2)	15,203.8	15,666.7
Allowance for Credit Losses Assigned to Loans and Leases	(75.4)	(83.7)
Personal
Loans and Leases
Total Loans and Leases (Net of unearned income of $36.3 and $41.2)	18,132.3	18,155.4
Allowance for Credit Losses Assigned to Loans and Leases	$ (74.9)	$ (77.3)