CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Net income (loss)	$ 174	$ 207	$ 566	$ (1,614)
Amounts arising during the period - gains (losses), net of tax (expense) benefit:
Foreign currency translation adjustments, amounts arising during the period, net of tax	0	0	0	372
Qualifying derivatives, amounts arising during the period, net of tax	0	0	0	(39)
Equity investees' other comprehensive income (loss), net of tax	0	0	2	0
Prior Service Costs, net of tax	0	0	(1)	0
Other Comprehensive (Income) Loss, Defined Benefit Plan, before Reclassification Adjustment, after Tax [Abstract]
Defined benefit plan, Net actuarial gain (loss), amounts arising during the period, net of tax	(10)	(12)	11	(18)
Reclassifications from AOCI - (gains) losses, net of tax expense (benefit):
Qualifying derivatives, net of tax	0	1	1	25
Other Comprehensive (Income) Loss, Defined Benefit Plans, after Reclassification Adjustment, after Tax [Abstract]
Defined benefit plans, Prior service costs, net of tax	1	9	2	2
Defined benefit plans, Net actuarial (gain) loss, net of tax	3	10	12	117
Total other comprehensive income (loss)	(6)	8	27	4,037
Comprehensive income (loss)	168	215	593	2,423
Foreign currency translation adjustments, net of tax	0	0	0	786
Qualifying derivatives, net of tax	0	0	0	15
Net actuarial (gain) loss, net of tax	0	0	0	2,769
Prior service costs, net of tax	$ 0	$ 0	$ 0	$ 8