Condensed Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Statement of Comprehensive Income [Abstract]
Net (Loss) Income	$ (7)	$ (16)	$ (107)	$ (1,353)
Other Comprehensive Income (Loss), Net:
Currency translation adjustments, net	11	(15)	(15)	(9)
Reclassification of Currency Translation Adjustments on Divestitures, Net of Tax	0	0	0	15
Reclassification of divested benefit plans and other	0	0	0	(1)
Unrecognized gains (losses), net	1	0	0	1
Changes in Benefit Plans, after Tax	0	0	1	0
Other Comprehensive Income (Loss), Net	12	(15)	(14)	6
Comprehensive Loss, Net
Comprehensive Income (Loss), Net	$ 5	$ (31)	$ (121)	$ (1,347)