Entity tax identification number Entity Tax Identification Number Maximum Maximum [Member] Legal Entity [Axis] Legal Entity [Axis] Statistical Measurement [Domain] Statistical Measurement [Domain] EBP, Description of Plan [Table] EBP, Description of Plan [Table] Subsequent Event Subsequent Event [Member] EBP, Related Party and Party-in-Interest Transactions [Table] EBP, Related Party and Party-in-Interest Transactions [Table] Pre-tax compensation percentage EBP, Participant Contribution, Pretax, Maximum Annual Compensation to Total Compensation, Percentage Total Deductions Total deductions per the financial statements EBP, Change in Net Asset Available for Benefit, Decrease Self-Directed Brokerage Account ("SDBA") EBP, Self-Directed Brokerage Account [Member] Maximum loan borrowing amount EBP, Note Receivable from Participant, Account, Maximum Borrowing, Amount Fair Value Measurements NAV Per Share EBP, Investment, Fair Value and NAV [Text Block] Minimum loan borrowing amount EBP, Note Receivable from Participant, Account, Minimum Borrowing, Amount Fees payable and pending disbursements EBP, Accrued Expense Roth 401(k) Contributions Roth 401(k) Contributions [Member] Roth 401(k) Contributions 401(k) Contributions 401(k) Contributions [Member] 401(k) Contributions Investments at fair value EBP, Investment, Excluding Plan Interest in Master Trust, Fair Value Subsequent Event Type [Domain] Subsequent Event Type [Domain] Processing fee amount EBP, Note Receivable from Participant, Processing Fee Amount EBP, Note Receivable from Participant, Processing Fee Amount Level 1 Fair Value, Inputs, Level 1 [Member] EBP, Reconciliation of Financial Statement to Form 5500 EBP, Reconciliation of Financial Statement to Form 5500 [Table Text Block] EBP, Investment, Fair Value and NAV [Abstract] Total Assets EBP, Asset Assets EBP, Asset [Abstract] Statistical Measurement [Axis] Statistical Measurement [Axis] Net Additions to Net Assets Available for Benefits EBP, Change in Net Asset Available for Benefit, Increase [Abstract] EBP, Statement of Change in Net Asset Available for Benefit [Table] EBP, Statement of Change in Net Asset Available for Benefit [Table] Benefits paid to participants for Form 5500 EBP, Form 5500 Caption, Total Expenses Benefits Paid to Participants EBP, Payment to Participant [Policy Text Block] Unfunded Commitment EBP, Fair Value, Investment, NAV, Unfunded Commitment Total Liabilities EBP, Liability Amendment Flag Amendment Flag Employee contributions EBP, Change in Net Asset Available for Benefit, Increase from Participant Contribution Less: Deemed distributions from outstanding participant loans with no repayment EBP, Reconciliation to Form 5500, Net Asset Available for Benefit, Deemed Distribution Basis of Accounting EBP, Basis of Accounting [Policy Text Block] EBP, Schedule of Asset Held for Investment [Table] EBP, Schedule of Asset Held for Investment [Table] Number of shares held (in shares) EBP, Investment, Number of Shares EBP, Description of Plan and Accounting Change [Abstract] Receivables: EBP, Receivable [Abstract] EBP, Investment, Fair Value and NAV EBP, Investment, Fair Value and NAV [Table Text Block] Multi-asset class funds EBP, Multi-Asset Class Funds [Member] EBP, Multi-Asset Class Funds Investments [Domain] Investments [Domain] Use of Estimates EBP, Use of Estimate [Policy Text Block] Maximum after-tax contribution percentage to eligible compensation EBP, Participant Contribution, Maximum Contribution to Eligible Compensation, Percentage EBP, Participant Contribution, Maximum Contribution to Eligible Compensation, Percentage Schedule H, Line 4i – Schedule of Assets (Held At End of Year) EBP, Schedule of Asset Held for Investment [Text Block] Cover [Abstract] Roth 401(k) And Rollover Contributions Roth 401(k) And Rollover Contributions [Member] Roth 401(k) And Rollover Contributions Increase in deferral rate EBP, Participant Contribution, Automatic, Annual Increase Deferral Rate Annual increase in percentage of eligible compensation contributed for participant automatically enrolled in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)) until the contribution reaches maximum threshold. Risks and Uncertainties EBP, Risk and Uncertainty [Text Block] Less: Benefit payments requested by participants EBP, Reconciliation to Form 5500, Net Asset Available for Benefit, Allocation to Withdrawing Participant, Not yet Paid Number of shares acquired (in shares) EBP, Investment, Purchased, Number of Shares Less: Benefit payments requested by participants at December 31, 2024 EBP, Reconciliation to Form 5500, Payment to Participant, Decrease from Allocation to Withdrawing Participant, Paid Minimum Minimum [Member] Dividends and interest EBP, Investment Income, Receivable Interest on notes receivable from participants EBP, Change in Net Asset Available for Benefit, Increase from Interest Income on Note Receivable from Participant Investment Type [Axis] Investment Type [Axis] Total contributions EBP, Change in Net Asset Available for Benefit, Increase from Contribution Net appreciation in fair value of investments EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Gain (Loss) on Investment EBP, Description of Plan [Line Items] EBP, Description of Plan [Line Items] Plan number EBP, Plan Number EBP, Investment, Fair Value and NAV [Line Items] EBP, Investment, Fair Value and NAV [Line Items] Description of the Plan EBP, Description of Plan [Text Block] EBP, Contribution Type [Axis] EBP, Contribution Type [Axis] EBP, Contribution Type EBP, Statement of Change in Net Asset Available for Benefit [Line Items] EBP, Statement of Change in Net Asset Available for Benefit [Line Items] EBP, Statement of Net Asset Available for Benefit [Table] EBP, Statement of Net Asset Available for Benefit [Table] EBP, Schedule of Asset Held for Investment [Line Items] EBP, Schedule of Asset Held for Investment [Line Items] Interest EBP, Change in Net Asset Available for Benefit, Increase from Interest Income on Investment Contributions EBP, Contribution [Policy Text Block] Fixed income funds Fixed Income Funds [Member] Kimberly-Clark Corporation stock EBP, Employer, Common Stock [Member] EBP, Schedule of Asset Held for Investment [Abstract] EBP, Accounting Policy [Table] EBP, Accounting Policy [Table] Total Net Additions EBP, Change in Net Asset Available for Benefit, Increase Investment income: EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Income (Loss) on Investment [Abstract] Short-term investment funds Short-Term Investments [Member] Investment, Identifier [Axis] Investment, Identifier [Axis] Administrative expenses EBP, Change in Net Asset Available for Benefit, Decrease from Administrative Expense Total Investments EBP, Asset Held for Investment Retirement age EBP, Retirement Age EBP, Retirement Age Document Information [Line Items] Document Information [Line Items] EBP, Risk and Uncertainty [Line Items] EBP, Risk and Uncertainty [Line Items] EBP, Risk and Uncertainty [Table] EBP, Risk and Uncertainty [Table] Requisite service period EBP, Requisite Service Period EBP, Requisite Service Period Contribution, percentage of compensation matched EBP, Employer Contribution, Participant Compensation Matched, Percentage EBP, Statement of Change in Net Asset Available for Benefit [Abstract] Level 2 Fair Value, Inputs, Level 2 [Member] Number of shares sold (in shares) EBP, Investment, Sold, Number of Shares Percentage of assets EBP, Investment, Excluding Plan Interest in Master Trust, Percentage Of Assets EBP, Investment, Excluding Plan Interest in Master Trust, Percentage Of Assets Employer matching contributions EBP, Change in Net Asset Available for Benefit, Increase from Employer Contribution, Cash and Noncash Subsequent Event Type [Axis] Subsequent Event Type [Axis] EBP, Tax Status [Table] EBP, Tax Status [Table] Net Increase in Net Assets Available for Benefits EBP, Change in Net Asset Available for Benefit, Increase (Decrease) Related Parties and Parties-In-Interest Transactions EBP, Related Party and Party-in-Interest Transactions [Text Block] Employer Matching Contributions Employer Matching Contributions [Member] Employer Matching Contributions EBP, Related Party and Party-in-Interest Transactions [Abstract] EBP, Accounting Policy, Accounting Standard Update, and Change in Accounting Principle [Abstract] Total Receivables EBP, Receivable Text Block [Abstract] Employer matching contributions EBP, Employer Contribution, Receivable Automatic deferral rate EBP, Participant Contribution, Automatic, Deferral Rate Benefits paid to participants EBP, Change in Net Asset Available for Benefit, Decrease from Payment to Participant Dividends EBP, Change in Net Asset Available for Benefit, Increase from Dividend Income on Investment Fair Value EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Current Value Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Cash-out limit EBP, Involuntary Cash-out Limit EBP, Involuntary Cash-out Limit EBP, Statement of Net Asset Available for Benefit [Abstract] EBP, Accounting Policy [Line Items] EBP, Accounting Policy [Line Items] EBP 016 EBP 016 [Member] EBP 016 EBP, Tax Status [Abstract] EBP, Reconciliation of Financial Statement to Form 5500 [Table] EBP, Reconciliation of Financial Statement to Form 5500 [Table] Variable rate EBP, Participant Loan, Basis Spread On Variable Rate EBP, Participant Loan, Basis Spread On Variable Rate EBP, Contribution Type [Domain] EBP, Contribution Type [Domain] EBP, Contribution Type [Domain] EBP, Reconciliation of Financial Statement to Form 5500 [Line Items] EBP, Reconciliation of Financial Statement to Form 5500 [Line Items] Administrative Expenses EBP, Expense [Policy Text Block] Less: Deemed distribution on outstanding participant loans at December 31, 2024 EBP, Reconciliation to Form 5500, Payment to Participant, Prior Period, Decrease from Deemed Distribution Benefits paid to participants for Form 5500 EBP, Form 5500 Caption, Benefit Payment and Payments to Provide Benefits Reconciliation of Financial Statements to Form 5500 EBP, Reconciliation of Financial Statement to Form 5500 [Text Block] Notes Receivable from participants EBP, Asset Held for Investment, Participant Loan, after Deemed Distribution Investment Valuation and Income Recognition EBP, Investment [Policy Text Block] K-C Stock Fund K-C Stock Fund [Member] K-C Stock Fund Employee contributions Employee contributions receivable EBP, Participant Contribution, Receivable Total Fair Value, Inputs, Level 1, Level 2, and Level 3 [Member] Document Type Document Type Employer profit sharing contributions EBP, Change in Net Asset Available for Benefit, Increase from Employer Contribution, Profit Sharing EBP, Change in Net Asset Available for Benefit, Increase from Employer Contribution, Profit Sharing Plan Termination EBP, Plan Termination [Text Block] Entity Central Index Key Entity Central Index Key Interest rate EBP, Asset Held for Investment, Participant Loan, Interest Rate EBP, Reconciliation of Financial Statement to Form 5500 [Abstract] Common collective trusts Common Collective Trust [Member] Changes to the Plan EBP, Change in Plan [Text Block] EBP, Change in Plan EBP, Risk and Uncertainty [Abstract] EBP, Tax Status [Line Items] EBP, Tax Status [Line Items] EBP, Subsequent Event [Table] EBP, Subsequent Event [Table] Cash and cash equivalents Cash and Cash Equivalents [Member] Deductions from Net Assets Available for Benefits EBP, Change in Net Asset Available for Benefit, Decrease [Abstract] General loan, maximum borrowing term EBP, Note Receivable From Participant, General Loan, Maximum Borrowing Term EBP, Note Receivable From Participant, General Loan, Maximum Borrowing Term Notes receivable from participants EBP, Note Receivable from Participant Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Accounting Principles and Practices EBP, Summary of Accounting Policy [Text Block] Entity Registrant Name Entity Registrant Name EBP, Subsequent Event [Abstract] Liabilities EBP, Liability [Abstract] Subsequent Events EBP, Subsequent Event [Text Block] Equity index funds Equity Funds [Member] Federal Income Tax Status EBP, Tax Status [Text Block] Maximum borrowing to total account percentage EBP, Note Receivable from Participant, Account, Maximum Borrowing, to Total Account, Percentage EBP, Subsequent Event [Line Items] EBP, Subsequent Event [Line Items] Document Information [Table] Document Information [Table] Notes Receivable from Participants EBP, Note Receivable from Participant [Policy Text Block] Net investment income EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Income (Loss) on Investment Add: Benefit payments requested by participants at December 31, 2025 EBP, Reconciliation to Form 5500, Payment to Participant, Increase from Allocation to Withdrawing Participant, Not yet Paid EBP, Related Party and Party-in-Interest Transactions [Line Items] EBP, Related Party and Party-in-Interest Transactions [Line Items] Employer profit sharing contributions EBP, Other Receivable Percentage of eligible earnings EBP, Employer Contribution, Eligible Earnings, Percentage EBP, Employer Contribution, Eligible Earnings, Percentage Net Assets Available for Benefits Beginning of Year End of Year Net Assets Available for Benefits EBP, Net Asset Available for Benefit Entity [Domain] Entity [Domain] Contributions: EBP, Change in Net Asset Available for Benefit, Increase from Contribution [Abstract] Employer contribution matching percentage EBP, Employer Contribution, Matching Percentage Net assets available for benefits per Form 5500 EBP, Form 5500 Caption, Net Assets NAV Fair Value Measured at Net Asset Value Per Share [Member] EBP, Investment, Fair Value and NAV [Table] EBP, Investment, Fair Value and NAV [Table] Discretionary Annual Profit Sharing Contribution Discretionary Annual Profit Sharing Contribution [Member] Discretionary Annual Profit Sharing Contribution EBP, Statement of Net Asset Available for Benefit [Line Items] EBP, Statement of Net Asset Available for Benefit [Line Items] Add: Deemed distribution on outstanding participant loans at December 31, 2025 EBP, Reconciliation to Form 5500, Payment to Participant, Current Period, Increase from Deemed Distribution Primary residence, maximum borrowing term EBP, Note Receivable From Participant, Account, Primary Residence, Maximum Borrowing Term EBP, Note Receivable From Participant, Account, Primary Residence, Maximum Borrowing Term