Intangible Assets (Schedule Of Intangible Assets) (Detail) - USD ($) $ in Millions	Jun. 30, 2022	Dec. 31, 2021
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 578	$ 606
Accumulated Amortization	441	433
Net Carrying Amount	137	173
Indefinite-lived Intangible Assets [Line Items]
Goodwill	1,066	1,108
Trademarks
Indefinite-lived Intangible Assets [Line Items]
Gross Carrying Amount	548	551
License agreements
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	286	298
Accumulated Amortization	204	193
Net Carrying Amount	82	105
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	245	257
Accumulated Amortization	201	204
Net Carrying Amount	44	53
Other
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	47	51
Accumulated Amortization	36	36
Net Carrying Amount	$ 11	$ 15