Goodwill and Other Intangible Assets - Schedule of Goodwill (Details) - USD ($) $ in Millions	Dec. 31, 2018	Dec. 31, 2017
Goodwill [Line Items]
Goodwill	$ 2,530	$ 2,218
Oral, Personal and Home Care
Goodwill [Line Items]
Goodwill	2,515	2,203
Pet Nutrition
Goodwill [Line Items]
Goodwill	15	15
North America | Oral, Personal and Home Care
Goodwill [Line Items]
Goodwill	733	343
Latin America | Oral, Personal and Home Care
Goodwill [Line Items]
Goodwill	220	256
Europe | Oral, Personal and Home Care
Goodwill [Line Items]
Goodwill	1,302	1,333
Asia Pacific | Oral, Personal and Home Care
Goodwill [Line Items]
Goodwill	185	190
Africa/Eurasia | Oral, Personal and Home Care
Goodwill [Line Items]
Goodwill	$ 75	$ 81