Restructuring and Related Activities (Details) - USD ($) $ in Millions	3 Months Ended		15 Months Ended
	Mar. 31, 2019	Mar. 31, 2018	Mar. 31, 2019
Restructuring Cost and Reserve
Asset impairments	$ 0	$ 74
Provision for income taxes	(143)	(104)
2018 Global Restructuring Program
Restructuring Cost and Reserve
Provision for income taxes	(31)	(143)
2018 Global Restructuring Program | Charges for workforce reductions
Restructuring Cost and Reserve
Restructuring Charges	74	418
2018 Global Restructuring Program | Before Tax
Restructuring Cost and Reserve
Restructuring Charges	152	577	$ 1,200
2018 Global Restructuring Program | After Tax
Restructuring Cost and Reserve
Restructuring Charges	121	434	$ 905
2018 Global Restructuring Program | After Tax | Equity Companies and Noncontrolling Interests
Restructuring Cost and Reserve
Restructuring Charges	1	(6)
2018 Global Restructuring Program | After Tax | Kimberly-Clark Corporation
Restructuring Cost and Reserve
Restructuring Charges	122	428
2018 Global Restructuring Program | Cost of Sales | Before Tax
Restructuring Cost and Reserve
Charges (adjustments) for workforce reductions	30	119
Asset impairments	0	74
Incremental depreciation	67	28
Other exit costs	16	1
Restructuring Charges	125	277
2018 Global Restructuring Program | Cost of Sales | Before Tax | Asset write-offs
Restructuring Cost and Reserve
Restructuring Charges	12	55
2018 Global Restructuring Program | Marketing, Research and General Expenses | Before Tax
Restructuring Cost and Reserve
Charges (adjustments) for workforce reductions	4	286
Other exit costs	24	14
Restructuring Charges	28	300
2018 Global Restructuring Program | Other Income | Before Tax
Restructuring Cost and Reserve
Restructuring Charges	$ (1)	$ 0