Intangible Assets (Schedule Of Intangible Assets) (Detail) - USD ($) $ in Millions	Sep. 30, 2022	Dec. 31, 2021
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 555	$ 606
Accumulated Amortization	434	433
Net Carrying Amount	121	173
Indefinite-lived Intangible Assets [Line Items]
Goodwill	1,031	1,108
Trademarks
Indefinite-lived Intangible Assets [Line Items]
Gross Carrying Amount	541	551
License agreements
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	276	298
Accumulated Amortization	204	193
Net Carrying Amount	72	105
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	235	257
Accumulated Amortization	196	204
Net Carrying Amount	39	53
Other
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	44	51
Accumulated Amortization	34	36
Net Carrying Amount	$ 10	$ 15