Business Segment and Geographic Data Information (Information Concerning Consolidated Operations by Business Segment) (Details) - USD ($) $ in Millions		12 Months Ended			27 Months Ended
		Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2016
Depreciation and amortization		$ 724	$ 705	$ 746
Net Sales		18,259	18,202	18,591
Operating Profit		3,299	3,317	1,613
Other (income) expense, net	[1]	27	8	1,568
Deconsolidation, Gain (Loss), Amount		0	11	(153)
Capital Spending		785	771	1,056
Goodwill	[2]	1,576	1,480	1,446	$ 1,480
Assets		15,151	14,602	14,842	14,602
United States
Net Sales		8,698	8,874	8,819
Personal Care
Depreciation and amortization		324	305	340
Net Sales	[3]	9,078	9,046	9,204
Operating Profit	[4]	1,907	1,857	1,885
Capital Spending		405	421	590
Goodwill	[2]	617	549	533	549
Assets		6,592	6,141	6,330	6,141
Consumer Tissue
Depreciation and amortization		283	280	282
Net Sales	[3]	5,932	5,967	6,121
Operating Profit	[4]	1,034	1,117	1,073
Capital Spending		281	250	344
Goodwill	[2]	559	538	524	538
Assets		5,007	4,761	5,050	4,761
K-C Professional and Other
Depreciation and amortization		112	116	121
Net Sales	[3]	3,208	3,150	3,219
Operating Profit	[4]	633	603	590
Capital Spending		92	95	116
Goodwill	[2]	400	393	389	393
Assets		2,255	2,151	2,264	2,151
Corporate and Other
Depreciation and amortization		5	4	3
Net Sales	[3]	41	39	47
Operating Profit	[5]	(248)	(252)	(367)
Capital Spending		7	5	6
Goodwill	[2]	0	0	0	0
Assets		1,297	1,549	1,198	1,549
K-C Venezuela
Charge for Venezuelan Balance Sheet Remeasurement				45
K-C Turkey | Corporate and Other
Charges for workforce reductions and other exit costs				23
Other Income
Gain (Loss) on Extinguishment of Debt		$ (24)
2015 U.S. plan settlements (recorded in Other (income) and expense, net)				1,358
Other Income | K-C Venezuela
Charge for Venezuelan Balance Sheet Remeasurement				40
Deconsolidation, Gain (Loss), Amount			11	(108)
Corporate and Other | K-C Venezuela
Charge for Venezuelan Balance Sheet Remeasurement				5
Corporate and Other | 2014 Organization Restructuring
Charges for workforce reductions and other exit costs			38
After Tax | K-C Venezuela
Deconsolidation, Gain (Loss), Amount				(102)
After Tax | 2014 Organization Restructuring
Charges for workforce reductions and other exit costs			27	42	164
Before Tax | 2014 Organization Restructuring
Charges for workforce reductions and other exit costs			$ 35	$ 63	$ 231
K-C Lever
Noncontrolling interest acquired		50.00%
K-C Lever | Personal Care
Goodwill		$ 35

[1] Other (income) and expense, net for 2017 includes a charge of $24 for the early redemption of debt, 2016 and 2015 includes income of $11 and a charge of $108, respectively, related to the deconsolidation of our Venezuelan operations, and 2015 includes charges of $40 related to the remeasurement of the Venezuelan balance sheet. In addition, 2015 includes $1,358 for charges related to pension settlements.

[2] In 2017, we acquired the remaining 50 percent of our joint venture in India, which resulted in the recognition of $35 of personal care goodwill. All other changes in goodwill are related to currency.

[3] Net sales in the U.S. to third parties totaled $8,698, $8,874 and $8,819 in 2017, 2016 and 2015, respectively. No other individual country's net sales exceeds 10 percent of total net sales.

[4] Segment operating profit excludes other (income) and expense, net and income and expenses not associated with the business segments.

[5] Corporate & Other includes charges related to the 2014 Organization Restructuring of $38 and $63 in 2016 and 2015, respectively, and $5 related to the remeasurement of the Venezuelan balance sheet in 2015. Corporate & Other also includes charges of $23 for restructuring in Turkey in 2015.