Postretirement benefit plans (Tables)

9 Months Ended

Sep. 30, 2022

Retirement Benefits [Abstract]

Expense Related to Defined Benefit and Retiree Health Care Benefit Plans

Expenses related to defined benefit and retiree health care benefit plans are as follows:

	U.S. Defined Benefit				U.S. Retiree Health Care				Non-U.S. Defined Benefit
For Three Months Ended September 30,	2022		2021		2022		2021		2022		2021
Service cost	$	4	$	5	$	1	$	—	$	6	$	9
Interest cost	8		8		3		3		7		9
Expected return on plan assets	(6)		(8)		(3)		(2)		(15)		(20)
Recognized net actuarial loss	1		3		—		—		1		2
Amortization of prior service cost (credit)	—		—		(1)		(1)		—		—
Net periodic benefit costs	7		8		—		—		(1)		—
Settlement losses	16		4		—		—		1		1
Total, including other postretirement losses	$	23	$	12	$	—	$	—	$	—	$	1
	U.S. Defined Benefit				U.S. Retiree Health Care				Non-U.S. Defined Benefit
For Nine Months Ended September 30,	2022		2021		2022		2021		2022		2021
Service cost	$	12	$	16	$	2	$	2	$	19	$	27
Interest cost	20		23		8		8		26		28
Expected return on plan assets	(22)		(25)		(9)		(8)		(50)		(61)
Recognized net actuarial loss	2		11		—		—		1		6
Amortization of prior service cost (credit)	—		—		(1)		(1)		—		—
Net periodic benefit costs	12		25		—		1		(4)		—
Settlement losses	29		12		—		—		10		2
Total, including other postretirement losses	$	41	$	37	$	—	$	1	$	6	$	2