Employee Benefit Plans (Tables)

9 Months Ended

Sep. 30, 2025

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
	2025		2024		2025		2024
Three months ended September 30
Service cost	$	27	$	28	$	—	$	1
Interest cost	34		31		3		3
Expected return on plan assets	(56)		(54)		—		—
Amortization of:
Net actuarial gain	(2)		(1)		(2)		(1)
Prior service cost (credit)	1		(3)		1		—
Settlement loss	3		5		—		—
Net periodic benefit cost	$	7	$	6	$	2	$	3
Nine months ended September 30
Service cost	$	81	$	84	$	2	$	3
Interest cost	102		94		9		9
Expected return on plan assets	(167)		(161)		—		—
Amortization of:
Net actuarial gain	(6)		(4)		(6)		(3)
Prior service cost (credit)	4		(8)		1		—
Settlement loss	6		5		—		—
Net periodic benefit cost	$	20	$	10	$	6	$	9