Document and Entity Information - shares	3 Months Ended	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2020	Oct. 15, 2020
Entity Information [Line Items]
Document Fiscal Year Focus		2020
Amendment Flag		false
Entity Common Stock, Shares Outstanding			340,136,715
Document Type		10-Q
Document Quarterly Report		true
Document Period End Date		Sep. 30, 2020
Document Transition Report		false
Entity File Number		1-225
Entity Registrant Name		KIMBERLY CLARK CORPORATON
Entity Incorporation, State or Country Code		DE
Entity Tax Identification Number		39-0394230
Entity Address, Address Line One		P.O. Box 619100
Entity Address, City or Town		Dallas,
Entity Address, State or Province		TX
Entity Address, Postal Zip Code		75261-9100
Entity Current Reporting Status		Yes
Entity Interactive Data Current		Yes
Entity Shell Company		false
Entity Filer Category		Large Accelerated Filer
City Area Code		972
Local Phone Number		281-1200
Entity Small Business		false
Entity Emerging Growth Company		false
Entity Central Index Key		0000055785
Current Fiscal Year End Date	--12-31
Document Fiscal Period Focus		Q3
Common Stock | NEW YORK STOCK EXCHANGE, INC.
Entity Information [Line Items]
Security Exchange Name		NYSE
Title of 12(b) Security		Common Stock
Trading Symbol		KMB
0.625% Notes Due 2024 [Member] | NEW YORK STOCK EXCHANGE, INC.
Entity Information [Line Items]
Security Exchange Name		NYSE
Title of 12(b) Security		0.625% Notes due 2024
Trading Symbol		KMB24