(Schedule Of Net Funded Status) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]
Divestitures	$ (287)
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Defined Benefit Plan, Plan Assets, Divestiture	(255)
U.S. Plans
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]
Benefit obligation, January 1	11,833	$ 13,020
Service cost	85	100	$ 85
Interest cost	338	333	393
Actuarial (gain) loss	(2,863)	(760)
Divestitures	0	(287)
Plan amendments	16	0
Benefits paid	(593)	(573)
Effect of foreign currency exchange rate movements	0	0
Benefit obligation, December 31	8,816	11,833	13,020
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Fair value of plan assets, January 1	12,075	12,018
Actual return on plan assets	(2,666)	864
Company contributions	29	21
Benefits paid	(593)	(573)
Defined Benefit Plan, Plan Assets, Divestiture	0	(255)
Effect of foreign currency exchange rate movements	0	0
Fair value of plan assets, December 31	8,845	12,075	12,018
Funded status, December 31	29	242
Non-U.S. Plans
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]
Benefit obligation, January 1	65	264
Service cost	3	5	5
Interest cost	2	4	6
Actuarial (gain) loss	(11)	(11)
Divestitures	0	(187)
Plan amendments	0	0
Benefits paid	(2)	(5)
Effect of foreign currency exchange rate movements	(3)	(5)
Benefit obligation, December 31	54	65	264
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Fair value of plan assets, January 1	19	190
Actual return on plan assets	0	4
Company contributions	2	6
Benefits paid	(2)	(5)
Defined Benefit Plan, Plan Assets, Divestiture	0	(175)
Effect of foreign currency exchange rate movements	(1)	(1)
Fair value of plan assets, December 31	18	19	$ 190
Funded status, December 31	$ (36)	$ (46)