Employee Benefit Plans (Tables)

6 Months Ended

Jun. 30, 2022

Retirement Benefits [Abstract]

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
	2022		2021		2022		2021
Three months ended June 30
Service cost	$	39	$	41	$	1	$	1
Interest cost	21		18		2		1
Expected return on plan assets	(48)		(48)		—		—
Amortization of:
Net actuarial loss	13		20		—		—
Prior service credit	(5)		(5)		(1)		(1)
Special charges	—		4		—		—
Net periodic benefit cost	$	20	$	30	$	2	$	1
Six months ended June 30
Service cost	$	77	$	81	$	3	$	3
Interest cost	42		36		4		3
Expected return on plan assets	(96)		(96)		—		—
Amortization of:
Net actuarial loss	26		40		—		—
Prior service credit	(9)		(9)		(2)		(3)
Special charges	—		4		—		—
Net periodic benefit cost	$	40	$	56	$	5	$	3