Employee Benefits (Tables)

9 Months Ended

Sep. 30, 2024

Retirement Benefits [Abstract]

Net Periodic Benefit Cost

Table 19.1 presents the components of net periodic benefit cost. Service cost is reported in personnel expense and all other components of net periodic benefit cost are reported in other noninterest expense on our consolidated statement of income.

Table 19.1: Net Periodic Benefit Cost

	2024				2023
	Pension benefits				Pension benefits
(in millions)	Qualified		Non-  qualified	Other  benefits	Qualified	Non-  qualified	Other  benefits
Quarter ended September 30,
Service cost	$	7	—	—	6	—	—
Interest cost	97		5	3	101	5	3
Expected return on plan assets	(118)		—	(6)	(126)	—	(5)
Amortization of net actuarial loss (gain)	35		1	(7)	35	1	(7)
Amortization of prior service credit	—		—	(2)	—	—	(2)
Net periodic benefit cost	$	21	6	(12)	16	6	(11)
Nine months ended September 30,
Service cost	$	22	—	—	19	—	—
Interest cost	290		13	10	302	14	11
Expected return on plan assets	(354)		—	(19)	(378)	—	(18)
Amortization of net actuarial loss (gain)	104		4	(19)	105	3	(19)
Amortization of prior service credit	—		—	(7)	—	—	(7)
Net periodic benefit cost	$	62	17	(35)	48	17	(33)