Consolidated Statement Of Comprehensive Income - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Statement of Comprehensive Income [Abstract]
Net Income	$ 675	$ 573
Other Comprehensive Income (Loss), Net of Tax
Unrealized currency translation adjustments	(33)	148
Employee postretirement benefits	14	(4)
Cash flow hedges	48	(13)
Total Other Comprehensive Income (Loss), Net of Tax	29	131
Comprehensive Income	704	704
Comprehensive income attributable to noncontrolling interests	(7)	(6)
Comprehensive Income Attributable to Kimberly-Clark Corporation	$ 697	$ 698