CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Net Income	$ 391	$ 206	$ 717	$ 289
Translation adjustments and gains (losses) from intra-entity transactions of a long-term investment nature
Adjustments and gains (losses) arising during the period	14	68	17	(34)
Translation adjustments and gains (losses) from intra-entity transactions of a long-term investment nature, before tax	14	68	17	(34)
Tax (expense) benefit	0	0	0	0
Translation adjustments and gains (losses) from intra-entity transactions of a long-term investment nature, net of tax	14	68	17	(34)
Changes in pension and post-retirement benefits
Unrealized gains (losses) arising during period, before Tax	11	0	58	0
Reclassification of (gains) losses into Net Income	4	5	11	10
Changes in pension and post-retirement benefits, before Tax	15	5	69	10
Pension and post-retirement benefit plans, tax	(4)	(1)	(17)	(2)
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax, Total	11	4	52	8
Changes in derivative instruments
Unrealized gains (losses) arising during the period	(8)	(19)	16	(93)
Reclassification of (gains) losses into Net Income	4	4	8	(5)
Changes in derivative instruments, before Tax	(4)	(15)	24	(98)
Tax (expense) benefit	1	4	(6)	24
Changes in derivative instruments, net of tax	(3)	(11)	18	(74)
Other comprehensive income (loss), net of tax	22	61	87	(100)
Comprehensive Income (Loss)	$ 413	$ 267	$ 804	$ 189