Segment Information - Schedule of Segment Information (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Segment Reporting Information [Line Items]
Total Net sales	$ 4,153	$ 3,928	$ 12,147	$ 11,678
Total operating profit	1,018	856	2,916	2,623
Corporate
Segment Reporting Information [Line Items]
Total operating profit	$ (122)	$ (190)	$ (368)	$ (496)
Product Concentration Risk | Net Sales
Segment Reporting Information [Line Items]
Percent of net sales	100.00%	100.00%	100.00%	100.00%
Product Concentration Risk | Oral Care | Net Sales
Segment Reporting Information [Line Items]
Percent of net sales	44.00%	46.00%	43.00%	46.00%
Product Concentration Risk | Personal Care | Net Sales
Segment Reporting Information [Line Items]
Percent of net sales	21.00%	20.00%	21.00%	20.00%
Product Concentration Risk | Home Care | Net Sales
Segment Reporting Information [Line Items]
Percent of net sales	18.00%	18.00%	19.00%	18.00%
Product Concentration Risk | Pet Nutrition | Net Sales
Segment Reporting Information [Line Items]
Percent of net sales	17.00%	16.00%	17.00%	16.00%
Oral, Personal and Home Care
Segment Reporting Information [Line Items]
Total Net sales	$ 3,449	$ 3,295	$ 10,052	$ 9,833
Oral, Personal and Home Care | Operating Segments
Segment Reporting Information [Line Items]
Total operating profit	944	877	2,696	2,618
Pet Nutrition
Segment Reporting Information [Line Items]
Total Net sales	704	633	2,095	1,845
Pet Nutrition | Operating Segments
Segment Reporting Information [Line Items]
Total operating profit	196	169	588	501
North America | Oral, Personal and Home Care
Segment Reporting Information [Line Items]
Total Net sales	923	869	2,801	2,568
North America | Oral, Personal and Home Care | Operating Segments
Segment Reporting Information [Line Items]
Total operating profit	242	248	753	750
Latin America | Oral, Personal and Home Care
Segment Reporting Information [Line Items]
Total Net sales	837	881	2,531	2,700
Latin America | Oral, Personal and Home Care | Operating Segments
Segment Reporting Information [Line Items]
Total operating profit	250	235	728	718
Europe | Oral, Personal and Home Care
Segment Reporting Information [Line Items]
Total Net sales	712	607	2,004	1,798
Europe | Oral, Personal and Home Care | Operating Segments
Segment Reporting Information [Line Items]
Total operating profit	169	153	482	452
Asia Pacific | Oral, Personal and Home Care
Segment Reporting Information [Line Items]
Total Net sales	722	690	1,980	2,035
Asia Pacific | Oral, Personal and Home Care | Operating Segments
Segment Reporting Information [Line Items]
Total operating profit	222	193	559	557
Africa/Eurasia | Oral, Personal and Home Care
Segment Reporting Information [Line Items]
Total Net sales	255	248	736	732
Africa/Eurasia | Oral, Personal and Home Care | Operating Segments
Segment Reporting Information [Line Items]
Total operating profit	$ 61	$ 48	$ 174	$ 141