Net Interest Income (Tables)

3 Months Ended

Mar. 31, 2018

Banking and Thrift [Abstract]

Components of Interest Revenue and Interest Expense

The following table presents the components of interest income and interest expense, and related NII, for the periods indicated:

	Three Months Ended March 31,
(In millions)	2018		2017
Interest income:
Deposits with banks	$	82	$	34
Investment securities:
U.S. Treasury and federal agencies	255		212
State and political subdivisions	52		59
Other investments	159		160
Securities purchased under resale agreements	77		46
Loans and leases	155		105
Other interest-earning assets	77		34
Total interest income	857		650
Interest expense:
Deposits	48		44
Short-term borrowings	3		2
Long-term debt	97		73
Other interest-bearing liabilities	51		21
Total interest expense	199		140
Net interest income	$	658	$	510