Accumulated Other Comprehensive Loss (Tables)

3 Months Ended

Mar. 31, 2022

Equity [Abstract]

Changes in Accumulated Other Comprehensive Loss by Component

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

(In millions)	Pension Benefits		Other Benefits		Other		Total
Balance as of December 31, 2020	$	(338)	$	(181)	$	7	$	(512)
Other comprehensive loss before reclassifications, net of tax of $0	(2)		—		—		(2)
Amounts reclassified from accumulated other comprehensive loss:
Amortization – prior service credit(a)	(11)		1		—		(10)
– actuarial loss(a)	12		2		—		14
– settlement loss(a)	—		—		—		—
Other	—		—		(1)		(1)
Tax effect	(1)		—		1		—
Other comprehensive income (loss)	(2)		3		—		1
Balance as of March 31, 2021	$	(340)	$	(178)	$	7	$	(511)

(In millions)	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 – prior service credit(a)	(11)		(5)		—		(16)
– 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)

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