Employee Benefits (Tables)

9 Months Ended

Sep. 30, 2021

Retirement Benefits [Abstract]

Components of Net Periodic Benefit Cost

The components of net periodic benefit costs for 2021 and 2020 are as follows:

	Three Months Ended September 30					Nine Months Ended September 30
	2021		2020			2021		2020
	(Millions of dollars)				(Millions of dollars)
Pension Benefits
United States
Service cost	$	112	$	124		$	337	$	373
Interest cost	56		89			175		265
Expected return on plan assets	(145)		(163)			(439)		(488)
Amortization of prior service costs (credits)	—		—			1		1
Amortization of actuarial losses (gains)	68		96			245		288
Settlement losses	108		184			576		304
Total United States	199		330			895		743
International
Service cost	27		33			98		97
Interest cost	35		44			104		131
Expected return on plan assets	(42)		(52)			(131)		(155)
Amortization of prior service costs (credits)	2		2			6		7
Amortization of actuarial losses (gains)	11		12			35		33
Settlement losses	(1)		—			(1)		—
Total International	32		39			111		113
Net Periodic Pension Benefit Costs	$	231	$	369		$	1,006	$	856
Other Benefits*
Service cost	$	11	$	9		$	32	$	28
Interest cost	15		18			41		53
Amortization of prior service costs (credits)	(7)		(7)			(20)		(21)
Amortization of actuarial losses (gains)	3		1			11		3
Net Periodic Other Benefit Costs	$	22	$	21		$	64	$	63

* Includes costs for U.S. and international OPEB plans. Obligations for plans outside the United States are not significant relative to the company’s total OPEB obligation.