Postretirement Benefits (Tables)

3 Months Ended

Mar. 31, 2022

Retirement Benefits [Abstract]

Schedule of net benefit costs

	U.S. Pension Benefits				Non-U.S. Pension Benefits				Other Postretirement Benefits
(Millions of dollars)	March 31				March 31				March 31
	2022		2021		2022		2021		2022		2021
For the three months ended:
Components of net periodic benefit cost:
Service cost	$	—	$	—	$	13	$	14	$	25	$	25
Interest cost	100		82		18		14		20		16
Expected return on plan assets	(167)		(179)		(34)		(32)		(4)		(2)
Amortization of prior service cost (credit)	—		—		—		—		(1)		(10)
Net periodic benefit cost (benefit) 1	$	(67)	$	(97)	$	(3)	$	(4)	$	40	$	29

1    The service cost component is included in Operating costs in the Consolidated Statement of Results of Operations. All other components are included in Other income (expense) in the Consolidated Statement of Results of Operations.

Company costs related to U.S. and non-U.S. defined contribution plans

Total company costs related to our defined contribution plans, which are included in Operating Costs in the Consolidated Statement of Results of Operations, were as follows:

	Three Months Ended March 31
(Millions of dollars)	2022		2021
U.S. Plans	$	114	$	125
Non-U.S. Plans	29		26
	$	143	$	151