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Accounting Policies Narrative (Details) - Net sales - Geographic Concentration Risk
3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
K-C Argentina        
Accounting Policies        
Net sales of K-C Argentina and Turkiye, percent 1.00% 1.00% 1.00% 1.00%
Turkey        
Accounting Policies        
Net sales of K-C Argentina and Turkiye, percent 1.00% 1.00% 1.00% 1.00%