Employee Benefit Plans (Tables)

9 Months Ended

Sep. 30, 2026

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
	2026		2025		2026		2025
Three months ended September 30
Service cost	$	28	$	27	$	—	$	—
Interest cost	32		34		3		3
Expected return on plan assets	(57)		(56)		—		—
Amortization of:
Net actuarial gain	(2)		(2)		(2)		(2)
Prior service cost	1		1		—		1
Settlement loss	—		3		—		—
Net periodic benefit cost	$	2	$	7	$	1	$	2
Nine months ended September 30
Service cost	$	82	$	81	$	2	$	2
Interest cost	97		102		8		9
Expected return on plan assets	(172)		(167)		—		—
Amortization of:
Net actuarial gain	(6)		(6)		(5)		(6)
Prior service cost	4		4		—		1
Settlement loss	1		6		—		—
Net periodic benefit cost	$	6	$	20	$	5	$	6