Accumulated Other Comprehensive Income (Loss)

3 Months Ended

Mar. 31, 2023

Equity [Abstract]

Accumulated Other Comprehensive Loss

Accumulated Other Comprehensive Income (Loss)

The following table shows the changes in accumulated other comprehensive income (loss) by component. Amounts in parentheses indicate debits.

(Millions of dollars)	Pension Benefits		Other Benefits		Other		Total
Balance as of December 31, 2021	$	(117)	$	49	$	1	$	(67)
Other comprehensive gain (loss) before reclassifications, net of tax of $(1)	3		3		(6)		—
Amounts reclassified from accumulated other comprehensive loss:
Amortization of prior service credit(a)	(11)		(5)		—		(16)
Amortization of actuarial loss(a)	4		2		—		6
Settlement loss(a)	2		—		—		2
Tax effect	1		—		—		1
Other comprehensive loss	(1)		—		(6)		(7)
Balance as of March 31, 2022	$	(118)	$	49	$	(5)	$	(74)

(Millions of dollars)	Pension Benefits		Other Benefits		Other		Total
Balance as of December 31, 2022	$	(163)	$	165	$	—	$	2
Other comprehensive gain before reclassifications, net of tax of $1	—		3		—		3
Amounts reclassified from accumulated other comprehensive loss:
Amortization of prior service credit(a)	(11)		(5)		—		(16)
Amortization of actuarial gain(a)	(2)		—		—		(2)
Settlement loss(a)	—		—		—		—
Tax effect	3		1		—		4
Other comprehensive loss	(10)		(1)		—		(11)
Balance as of March 31, 2023	$	(173)	$	164	$	—	$	(9)

(a)These accumulated other comprehensive loss components are included in the computation of net periodic benefit cost. See Note 21.