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Restructuring and Related Activities (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended		21 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019
Restructuring Cost and Reserve
Asset impairments			$ 0	$ 74
Provision for income taxes	$ (192)	$ (138)	(467)	(380)
2018 Global Restructuring Program
Restructuring Cost and Reserve
Provision for income taxes	23	(30)	(35)	(197)
2018 Global Restructuring Program \| Charges for workforce reductions
Restructuring Cost and Reserve
Restructuring Charges			(159)	(512)
2018 Global Restructuring Program \| Before Tax
Restructuring Cost and Reserve
Restructuring Charges	56	(149)	(215)	(856)	$ (1,300)
2018 Global Restructuring Program \| After Tax
Restructuring Cost and Reserve
Restructuring Charges	33	(119)	(180)	(659)	$ (1,000)
2018 Global Restructuring Program \| After Tax \| Equity Companies and Noncontrolling Interests
Restructuring Cost and Reserve
Restructuring Charges	0	0	(1)	10
2018 Global Restructuring Program \| After Tax \| Kimberly-Clark Corporation
Restructuring Cost and Reserve
Restructuring Charges	33	(119)	(181)	(649)
2018 Global Restructuring Program \| Cost of Sales \| Before Tax
Restructuring Cost and Reserve
Charges (adjustments) for workforce reductions	1	31	33	156
Asset impairments	0	0	0	74
Incremental depreciation	57	47	189	115
Other exit costs	28	9	64	18
Restructuring Charges	(104)	(103)	(331)	(465)
2018 Global Restructuring Program \| Cost of Sales \| Before Tax \| Asset write-offs
Restructuring Cost and Reserve
Restructuring Charges	(18)	(16)	(45)	(102)
2018 Global Restructuring Program \| Marketing, Research and General Expenses \| Before Tax
Restructuring Cost and Reserve
Charges (adjustments) for workforce reductions	(4)	(13)	(12)	257
Other exit costs	25	39	78	84
Restructuring Charges	(21)	(26)	(66)	(341)
2018 Global Restructuring Program \| Other Income \| Before Tax
Restructuring Cost and Reserve
Restructuring Charges	181	0	182	0
2018 Global Restructuring Program \| Nonoperating Income (Expense) \| Before Tax
Restructuring Cost and Reserve
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement and Curtailment	$ 0	$ 20	$ 0	$ 50