Business Segment and Geographic Data Information (Sales of Principal Products) (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Revenues	[1]	$ 18,450	$ 18,486	$ 18,348
Baby and Child Care Products
Revenues		6,300	6,300	6,300
Consumer Tissue Products
Revenues		6,000	6,000	5,900
Away from Home Professional Products
Revenues		3,300	3,400	3,300
All Other
Revenues		$ 2,900	$ 2,800	$ 2,800

[1] Net sales in the U.S. to third parties totaled $9,027, $8,803 and $8,741 in 2019, 2018 and 2017, respectively. No other individual country's net sales exceeds 10 percent of total net sales.