Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Net income attributable to Colgate-Palmolive Company
Basic EPS	$ 559	$ 681
Diluted EPS	$ 559	$ 681
Shares (millions)
Basic EPS (in shares)	840,600,000	848,600,000
Stock options and restricted stock units (in shares)	3,100,000	2,800,000
Diluted EPS (in shares)	843,700,000	851,400,000
Per Share
Basic EPS (in dollars per share)	$ 0.67	$ 0.80
Diluted EPS (in dollars per share)	$ 0.66	$ 0.80
Antidilutive securities excluded from computation of earnings per share (in shares)	4,107,848	2,721,084