Special Charges (Credits) (Tables)

3 Months Ended

Mar. 31, 2023

Other Income and Expenses [Abstract]

Schedule of Components of Special Charges

For the three months ended March 31, operating and nonoperating special charges (credits) and unrealized (gains) losses on investments in the statements of consolidated operations consisted of the following (in millions):

	Three Months Ended March 31,
	2023		2022
(Gains) losses on sale of assets and other special charges	$	14	$	(8)
Total operating special charges (credits)	14		(8)
Nonoperating unrealized gains on investments, net	(24)		—
Nonoperating debt extinguishment and modification fees	—		7
Total nonoperating special charges and unrealized gains on investments, net	(24)		7
Total operating and nonoperating special charges (credits) and unrealized gains on investments, net	(10)		(1)
Income tax benefit, net of valuation allowance	(3)		—
Total operating and nonoperating special charges (credits) and unrealized gains on investments, net of income taxes	$	(13)	$	(1)