Employee Benefit Plans (Tables)

6 Months Ended

Jun. 30, 2024

Retirement Benefits [Abstract]

Schedule of Periodic Benefit Cost Related to Our Defined Benefit Plans, Net

The components of net periodic benefit cost related to our defined benefit plans were as follows (in millions):

	Pension Plans				Other Postretirement Benefit Plans
	2024		2023		2024		2023
Three months ended June 30
Service cost	$	28	$	28	$	1	$	1
Interest cost	32		30		3		3
Expected return on plan assets	(54)		(51)		—		—
Amortization of:
Net actuarial gain	(2)		(1)		(1)		(2)
Prior service credit	(2)		(4)		—		(1)
Net periodic benefit cost	$	2	$	2	$	3	$	1
Six months ended June 30
Service cost	$	56	$	56	$	2	$	2
Interest cost	63		60		6		6
Expected return on plan assets	(107)		(101)		—		—
Amortization of:
Net actuarial gain	(3)		(3)		(2)		(3)
Prior service credit	(5)		(9)		—		(2)
Net periodic benefit cost	$	4	$	3	$	6	$	3