CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Net income (loss)	$ 119	$ 19	$ 392	$ (1,821)
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	69	0	372
Qualifying derivatives, amounts arising during the period, net of tax	0	(9)	0	(39)
Equity investees' other comprehensive income (loss), net of tax	1	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	21	(6)	21	(6)
Reclassifications from AOCI - (gains) losses, net of tax expense (benefit):
Qualifying derivatives, net of tax	0	(1)	1	24
Other Comprehensive (Income) Loss, Defined Benefit Plans, after Reclassification Adjustment, after Tax [Abstract]
Defined benefit plans, Prior service costs, net of tax	0	(7)	1	(7)
Defined benefit plans, Net actuarial (gain) loss, net of tax	6	67	9	107
Total other comprehensive income (loss)	28	3,691	33	4,029
Comprehensive income (loss)	147	3,710	425	2,208
Foreign currency translation adjustments, net of tax	0	786	0	786
Qualifying derivatives, net of tax	0	15	0	15
Net actuarial (gain) loss, net of tax	0	2,769	0	2,769
Prior service costs, net of tax	$ 0	$ 8	$ 0	$ 8