Segment Information - Schedule of Net Sales and Operating Profit by Segment (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Segment Reporting Information [Line Items]
Total Net sales	$ 5,033	$ 4,915	$ 15,156	$ 14,507
Operating profit (loss)	$ 1,065	$ 1,029	$ 3,205	$ 2,912
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 | Net Sales | Oral Care
Segment Reporting Information [Line Items]
Percent of net sales	44.00%	43.00%	43.00%	42.00%
Product Concentration Risk | Net Sales | Personal Care
Segment Reporting Information [Line Items]
Percent of net sales	18.00%	19.00%	18.00%	19.00%
Product Concentration Risk | Net Sales | Home Care
Segment Reporting Information [Line Items]
Percent of net sales	16.00%	17.00%	17.00%	17.00%
Product Concentration Risk | Net Sales | Pet Nutrition
Segment Reporting Information [Line Items]
Percent of net sales	22.00%	21.00%	22.00%	22.00%
Operating Segments | Oral, Personal and Home Care
Segment Reporting Information [Line Items]
Total Net sales	$ 3,907	$ 3,857	$ 11,814	$ 11,332
Operating profit (loss)	1,016	1,024	3,119	2,873
Operating Segments | Pet Nutrition
Segment Reporting Information [Line Items]
Total Net sales	1,126	1,058	3,342	3,175
Operating profit (loss)	258	201	691	575
Operating Segments | North America | Oral, Personal and Home Care
Segment Reporting Information [Line Items]
Total Net sales	1,004	1,025	3,076	3,044
Operating profit (loss)	206	227	633	640
Operating Segments | Latin America | Oral, Personal and Home Care
Segment Reporting Information [Line Items]
Total Net sales	1,156	1,194	3,676	3,447
Operating profit (loss)	365	372	1,187	1,050
Operating Segments | Europe | Oral, Personal and Home Care
Segment Reporting Information [Line Items]
Total Net sales	744	690	2,102	1,935
Operating profit (loss)	181	165	502	422
Operating Segments | Asia Pacific | Oral, Personal and Home Care
Segment Reporting Information [Line Items]
Total Net sales	725	682	2,133	2,084
Operating profit (loss)	199	193	602	564
Operating Segments | Africa/Eurasia | Oral, Personal and Home Care
Segment Reporting Information [Line Items]
Total Net sales	278	266	827	822
Operating profit (loss)	65	66	195	196
Corporate
Segment Reporting Information [Line Items]
Operating profit (loss)	$ (208)	$ (196)	$ (605)	$ (536)