CONSOLIDATED SHARE OWNERS' EQUITY - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Common Stock
Increase (Decrease) in Share Owners' Equity
Balance	$ 2	$ 2	$ 2
Balance	2	2	2
Capital in Excess of Par Value
Increase (Decrease) in Share Owners' Equity
Balance	3,130	3,124	3,099
Issuance of common stock		2
Reissuance of common stock	(12)	(6)	(2)
Stock compensation	11	10	27
Balance	3,129	3,130	3,124
Treasury Stock
Increase (Decrease) in Share Owners' Equity
Balance	(733)	(705)	(551)
Reissuance of common stock	21	15	9
Treasury shares purchased		(38)	(163)
Other	(2)	(5)
Balance	(714)	(733)	(705)
Retained Earnings (accumulated deficit)
Increase (Decrease) in Share Owners' Equity
Balance	(89)	333	84
Dividends declared	(8)	(22)	(8)
Net earnings (loss)	249	(400)	257
Balance	152	(89)	333
Accumulated Other Comprehensive Loss.
Increase (Decrease) in Share Owners' Equity
Balance	(1,843)	(1,968)	(1,826)
Other comprehensive income (loss)	(429)	125	(142)
Balance	(2,272)	(1,843)	(1,968)
Non-Controlling Interests
Increase (Decrease) in Share Owners' Equity
Balance	97	114	119
Net earnings (loss)	15	18	25
Other comprehensive income (loss)		(18)	(8)
Distributions to noncontrolling interests	(8)	(17)	(22)
Balance	104	97	114
Balance	564	900	927
Issuance of common stock		2
Reissuance of common stock	9	9	7
Treasury shares purchased		(38)	(163)
Stock compensation	11	10	27
Dividends declared	(8)	(22)	(8)
Net earnings (loss)	264	(382)	282
Other comprehensive income (loss)	(429)	107	(150)
Distributions to noncontrolling interests	(8)	(17)	(22)
Other	(2)	(5)
Balance	$ 401	$ 564	$ 900