Goodwill and Other Intangible Assets - Schedule of Goodwill (Details) - USD ($) $ in Millions	Dec. 31, 2017	Dec. 31, 2016
Goodwill [Line Items]
Goodwill	$ 2,218	$ 2,107
Oral, Personal and Home Care
Goodwill [Line Items]
Goodwill	2,203	2,092
Pet Nutrition
Goodwill [Line Items]
Goodwill	15	15
North America | Oral, Personal and Home Care
Goodwill [Line Items]
Goodwill	343	336
Latin America | Oral, Personal and Home Care
Goodwill [Line Items]
Goodwill	256	260
Europe | Oral, Personal and Home Care
Goodwill [Line Items]
Goodwill	1,333	1,233
Asia Pacific | Oral, Personal and Home Care
Goodwill [Line Items]
Goodwill	190	187
Africa/Eurasia | Oral, Personal and Home Care
Goodwill [Line Items]
Goodwill	$ 81	$ 76