Securities Financing Activities (Tables)

3 Months Ended

Mar. 31, 2024

Offsetting [Abstract]

Schedule of Resell Agreements

The following table presents securities borrowed or purchased under agreements to resell:

(Dollars in millions)	Mar 31, 2024		Dec 31, 2023
Securities purchased under agreements to resell	$	883	$	1,168
Securities borrowed	1,208		1,210
Total securities borrowed or purchased under agreements to resell	$	2,091	$	2,378
Fair value of collateral permitted to be resold or repledged	$	1,971	$	2,175
Fair value of securities resold or repledged	—		12

Schedule of Repurchase Agreements

The following table presents the Company’s related activity, by collateral type and remaining contractual maturity:

	March 31, 2024								December 31, 2023
(Dollars in millions)	Overnight and Continuous		Up to 30 days		30-90 days		Total		Overnight and Continuous		Up to 30 days		Total
U.S. Treasury	$	10	$	—	$	—	$	10	$	12	$	—	$	12
State and Municipal	428		—		—		428		415		—		415
Agency MBS – residential	—		500		—		500		—		1,500		1,500
Corporate and other debt securities	521		80		50		651		420		80		500
Total securities sold under agreements to repurchase	$	959	$	580	$	50	$	1,589	$	847	$	1,580	$	2,427