AOCI

6 Months Ended

Jun. 30, 2023

Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]

AOCI

AOCIAOCI includes the after-tax change in unrecognized net costs related to defined benefit pension and OPEB plans as well as unrealized gains and losses on cash flow hedges, AFS securities, and HTM securities transferred from AFS securities.

(Dollars in millions)	Pension and OPEB Costs		Cash Flow Hedges		AFS Securities		HTM Securities		Other, net		Total
AOCI balance, April 1, 2022	$	(78)	$	(4)	$	(3,627)	$	(2,828)	$	2	$	(6,535)
OCI before reclassifications, net of tax	—		46		(2,873)		—		(2)		(2,829)
Amounts reclassified from AOCI:
Before tax	8		5		32		119		—		164
Tax effect	3		2		8		27		—		40
Amounts reclassified, net of tax	5		3		24		92		—		124
Total OCI, net of tax	5		49		(2,849)		92		(2)		(2,705)
AOCI balance, June 30, 2022	$	(73)	$	45	$	(6,476)	$	(2,736)	$	—	$	(9,240)
AOCI balance, April 1, 2023	$	(1,549)	$	47	$	(8,542)	$	(2,533)	$	(4)	$	(12,581)
OCI before reclassifications, net of tax	(5)		(321)		(496)		—		1		(821)
Amounts reclassified from AOCI:
Before tax	17		5		(71)		82		—		33
Tax effect	4		1		(17)		17		—		5
Amounts reclassified, net of tax	13		4		(54)		65		—		28
Total OCI, net of tax	8		(317)		(550)		65		1		(793)
AOCI balance, June 30, 2023	$	(1,541)	$	(270)	$	(9,092)	$	(2,468)	$	(3)	$	(13,374)
(Dollars in millions)	Pension and OPEB Costs		Cash Flow Hedges		AFS Securities		HTM Securities		Other, net		Total
AOCI balance, January 1, 2022	$	(86)	$	(9)	$	(1,510)	$	—	$	1	$	(1,604)
OCI before reclassifications, net of tax	2		46		(7,909)		—		(1)		(7,862)
AFS Securities transferred to HTM, net of tax	—		—		2,872		(2,872)		—		—
Amounts reclassified from AOCI:
Before tax	16		11		93		176		—		296
Tax effect	5		3		22		40		—		70
Amounts reclassified, net of tax	11		8		71		136		—		226
Total OCI, net of tax	13		54		(7,838)		136		(1)		(7,636)
AOCI balance, June 30, 2022	$	(73)	$	45	$	(6,476)	$	(2,736)	$	—	$	(9,240)
AOCI balance, January 1, 2023	$	(1,535)	$	(78)	$	(9,395)	$	(2,588)	$	(5)	$	(13,601)
OCI before reclassifications, net of tax	(31)		(196)		407		—		2		182
Amounts reclassified from AOCI:
Before tax	33		5		(136)		152		—		54
Tax effect	8		1		(32)		32		—		9
Amounts reclassified, net of tax	25		4		(104)		120		—		45
Total OCI, net of tax	(6)		(192)		303		120		2		227
AOCI balance, June 30, 2023	$	(1,541)	$	(270)	$	(9,092)	$	(2,468)	$	(3)	$	(13,374)
Primary income statement location of amounts reclassified from AOCI	Other expense		Net interest income and Other expense		Securities gains (losses) and Net interest income		Net interest income		Net interest income