Restructuring and Related Activities (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended		42 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021
Restructuring Cost and Reserve
Asset impairments			$ 3	$ 0
Provision for income taxes	$ (113)	$ (199)	(260)	(396)
2018 Global Restructuring Program
Restructuring Cost and Reserve
Provision for income taxes	(25)	(15)	(32)	(33)
2018 Global Restructuring Program | Charges for workforce reductions
Restructuring Cost and Reserve
Restructuring Charges			(77)	(99)
2018 Global Restructuring Program | Before Tax
Restructuring Cost and Reserve
Restructuring Charges	(119)	(87)	(153)	(180)	$ (2,000)
2018 Global Restructuring Program | After Tax
Restructuring Cost and Reserve
Restructuring Charges	(94)	(72)	(121)	(147)	$ (1,500)
2018 Global Restructuring Program | After Tax | Equity Companies and Noncontrolling Interests
Restructuring Cost and Reserve
Restructuring Charges	0	0	1	1
2018 Global Restructuring Program | After Tax | Kimberly-Clark Corporation
Restructuring Cost and Reserve
Restructuring Charges	(94)	(72)	(120)	(146)
2018 Global Restructuring Program | Cost of Sales | Before Tax
Restructuring Cost and Reserve
Charges (adjustments) for workforce reductions	0	1	(2)	1
Asset impairments	0	0	3	0
Incremental depreciation	4	33	8	68
Other exit costs	21	23	40	52
Restructuring Charges	(25)	(60)	(50)	(130)
2018 Global Restructuring Program | Cost of Sales | Before Tax | Asset write-offs
Restructuring Cost and Reserve
Restructuring Charges	0	(3)	(1)	(9)
2018 Global Restructuring Program | Marketing, Research and General Expenses | Before Tax
Restructuring Cost and Reserve
Charges (adjustments) for workforce reductions	16	1	14	(2)
Other exit costs	14	26	25	52
Restructuring Charges	(30)	(27)	(39)	(50)
2018 Global Restructuring Program | Other Income | Before Tax
Restructuring Cost and Reserve
Restructuring Charges	$ (8)	$ 0	$ (8)	$ 0