Short-Term Borrowings (Tables)

12 Months Ended

Dec. 31, 2024

Debt Disclosure [Abstract]

Schedule of Components of Short-Term Borrowings

Selected financial information pertaining to the components of our short-term borrowings is as follows:

December 31,
Dollars in millions	2024			2023			2022
FEDERAL FUNDS PURCHASED
Balance at year end	$	—		$	—		$	4,006
Average during the year	67			1,098			1,490
Maximum month-end balance	—			3,020			5,872
Weighted-average rate during the year	5.29		%	4.83		%	2.04		%
Weighted-average rate at December 31	—			—			4.18
SECURITIES SOLD UNDER REPURCHASE AGREEMENTS
Balance at year end	$	14		$	38		$	71
Average during the year	36			549			617
Maximum month-end balance	44			1,954			1,090
Weighted-average rate during the year	2.61		%	4.77		%	1.66		%
Weighted-average rate at December 31	3.15			1.63			3.74
OTHER SHORT-TERM BORROWINGS
Balance at year end	$	2,130		$	3,053		$	5,386
Average during the year	2,984			5,890			2,963
Maximum month-end balance	6,794			1,061			11,372
Weighted-average rate during the year	5.49		%	5.24		%	1.82		%
Weighted-average rate at December 31	4.95			5.58			.50