Equity [Abstract] Stockholders' Equity Stockholders' Equity Note Disclosure [Text Block] Revenue from Contract with Customer [Abstract] Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Consolidation Items [Axis] Consolidation Items [Axis] Consolidation Items [Domain] Consolidation Items [Domain] Operating segments Operating Segments [Member] Segments [Axis] Segments [Axis] Segments [Domain] Segments [Domain] Global Ceramic segment Global Ceramic Segment [Member] Global Ceramic Segment [Member] Flooring NA segment Flooring NA Segment [Member] Flooring NA Segment [Member] Flooring ROW segment Flooring ROW Segment [Member] Flooring ROW Segment [Member] Geographical [Axis] Geographical [Axis] Geographical [Domain] Geographical [Domain] United States UNITED STATES Europe Europe [Member] Russia RUSSIAN FEDERATION Other Other Geographical Areas [Member] Other Geographical Areas Product and Service [Axis] Product and Service [Axis] Product and Service [Domain] Product and Service [Domain] Ceramic & Stone Ceramic And Stone [Member] Ceramic And Stone [Member] Carpet & Resilient Carpet And Resilient [Member] Carpet And Resilient [Member] Laminate & Wood Laminate and Wood [Member] Laminate and Wood [Member] Other Other Products [Member] Other Products [Member] Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Net sales Revenue from Contract with Customer, Excluding Assessed Tax Statement of Comprehensive Income [Abstract] Net earnings including noncontrolling interests Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Other comprehensive income (loss): Other Comprehensive Income (Loss), Net of Tax [Abstract] Foreign currency translation adjustments Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Pension prior service cost and actuarial gain, net of tax Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax Other comprehensive income (loss) Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Comprehensive income (loss) Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Comprehensive (loss) attributable to noncontrolling interests Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Comprehensive income (loss) attributable to Mohawk Industries, Inc. Comprehensive Income (Loss), Net of Tax, Attributable to Parent Schedule of Stock by Class [Table] Schedule of Stock by Class [Table] Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Common Stock Common Stock [Member] Additional Paid-in Capital Additional Paid-in Capital [Member] Retained Earnings Retained Earnings [Member] Accumulated Other Comprehensive Income (Loss) AOCI Attributable to Parent [Member] Treasury Stock Treasury Stock [Member] Noncontrolling Interest Noncontrolling Interest [Member] Class of Stock [Line Items] Class of Stock [Line Items] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Beginning balance Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Beginning balance (in shares) Shares, Outstanding Shares issued under employee and director stock plans Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture Shares issued under employee and director stock plans (in shares) Shares Issued, Shares, Share-based Payment Arrangement, after Forfeiture Stock-based compensation expense APIC, Share-based Payment Arrangement, Increase for Cost Recognition Repurchases of common stock Stock Repurchased During Period, Value Repurchases of common stock (in shares) Stock Repurchased During Period, Shares Noncontrolling earnings Net Income (Loss) Attributable to Noncontrolling Interest and Redeemable Noncontrolling Interest Net Income (Loss) Attributable to Noncontrolling Interest and Redeemable Noncontrolling Interest Currency translation adjustment on non-controlling interests Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Noncontrolling Interest Currency translation adjustment Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent Prior pension and post-retirement benefit service cost and actuarial gain / loss CECL Adoption Cumulative Effect of New Accounting Principle in Period of Adoption Net income Net Income (Loss) Attributable to Parent Ending balance Ending balance (in shares) Business Combinations [Abstract] Acquisitions Business Combination Disclosure [Text Block] Income Tax Disclosure [Abstract] Income Taxes Income Tax Disclosure [Text Block] Goodwill and Intangible Assets Disclosure [Abstract] Schedule of Goodwill [Table] Schedule of Goodwill [Table] Business Segments [Axis] Goodwill [Line Items] Goodwill [Line Items] Goodwill [Roll Forward] Goodwill [Roll Forward] Goodwill, gross, beginning balance Goodwill, Gross Accumulated impairment losses, beginning balance Goodwill, Impaired, Accumulated Impairment Loss Goodwill, net, beginning balance Goodwill Goodwill recognized during the period Goodwill, Other Increase (Decrease) Currency translation during the period Goodwill, Foreign Currency Translation Gain (Loss) Goodwill, gross, ending balance Accumulated impairment losses, ending balance Goodwill, net, ending balance Earnings Per Share [Abstract] Schedule of earnings per share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Net earnings attributable to Mohawk Industries, Inc. Weighted-average common shares outstanding-basic and diluted: Earnings Per Share, Basic and Diluted, Other Disclosures [Abstract] Weighted-average common shares outstanding-basic (in shares) Weighted Average Number of Shares Outstanding, Basic Add weighted-average dilutive potential common shares-options to purchase common shares and RSUs, net (in shares) Weighted Average Number Diluted Shares Outstanding Adjustment Weighted-average common shares outstanding-diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted Earnings per share attributable to Mohawk Industries, Inc. Earnings Per Share, Basic and Diluted [Abstract] Basic (in usd per share) Earnings Per Share, Basic Diluted (in usd per share) Earnings Per Share, Diluted Inventory Disclosure [Abstract] Schedule of net components of inventories Schedule of Inventory, Current [Table Text Block] Accounting Policies [Abstract] General Organization, Consolidation, Basis of Presentation, Business Description and Accounting Policies [Text Block] Leases [Abstract] ASSETS Assets [Abstract] Operating Leases Operating Lease, Assets And Liabilities, Lessee [Abstract] Operating Lease, Assets And Liabilities, Lessee [Abstract] Right of use operating lease assets Operating Lease, Right-of-Use Asset Finance Leases Finance Lease, Assets And Liabilities, Lessee [Abstract] Finance Lease, Assets And Liabilities, Lessee [Abstract] Property, plant and equipment, gross Finance Lease, Right-Of-Use Asset, Gross Finance Lease, Right-Of-Use Asset, Gross Accumulated depreciation Finance Lease, Right-Of-Use Asset, Accumulated Depreciation Finance Lease, Right-Of-Use Asset, Accumulated Depreciation Property, plant and equipment, net Finance Lease, Right-of-Use Asset Total lease assets Right-Of-Use Asset Right-Of-Use Asset Liabilities Liabilities [Abstract] Operating Leases Operating Lease, Liability [Abstract] Operating Lease, Liability [Abstract] Other current Operating Lease, Liability, Current Non-current Operating Lease, Liability, Noncurrent Total operating liabilities Operating Lease, Liability Finance Leases Finance Lease, Liability [Abstract] Finance Lease, Liability [Abstract] Short-term debt Finance Lease, Liability, Current Long-term debt Finance Lease, Liability, Noncurrent Total finance liabilities Finance Lease, Liability Total lease liabilities Lease, Liability Lease, Liability Earnings per share Earnings Per Share [Text Block] Schedule of Business Acquisitions, by Acquisition [Table] Schedule of Business Acquisitions, by Acquisition [Table] Indefinite-lived Intangible Assets [Axis] Indefinite-lived Intangible Assets [Axis] Indefinite-lived Intangible Assets, Major Class Name [Domain] Indefinite-lived Intangible Assets, Major Class Name [Domain] Tradenames Trade Names [Member] Business Acquisition [Axis] Business Acquisition [Axis] Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] Distribution Companies in the Netherlands and Czech Republic Distribution Companies in the Netherlands and Czech Republic [Member] Distribution Companies in the Netherlands and Czech Republic [Member] Eliane Eliane S/A Revestimentos Ceramicos [Member] Eliane S/A Revestimentos Ceramicos Godfrey Hirst Group Godfrey Hirst Group [Member] Godfrey Hirst Group [Member] Business Acquisition [Line Items] Business Acquisition [Line Items] Number of acquisitions Number of Acquisitions Number of Acquisitions Purchase agreement price Business Combination, Consideration Transferred Goodwill Indebtedness acquired Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Financial Liabilities Indefinite-lived tradename intangible asset Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Indefinite-Lived Intangible Assets Intangible assets subject to amortization Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles Receivables [Abstract] Schedule of net components of receivables Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] Statement of Cash Flows [Abstract] Cash flows from operating activities: Net Cash Provided by (Used in) Operating Activities [Abstract] Net earnings Adjustments to reconcile net earnings to net cash provided by (used in) operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Restructuring Restructuring Charges Depreciation and amortization Depreciation, Depletion and Amortization Deferred income taxes Deferred Income Tax Expense (Benefit) Loss on disposal of property, plant and equipment Gain (Loss) on Disposition of Property Plant Equipment Stock-based compensation expense Share-based Payment Arrangement, Noncash Expense Changes in operating assets and liabilities, net of effects of acquisitions: Increase (Decrease) in Operating Capital [Abstract] Receivables, net Increase (Decrease) in Accounts and Other Receivables Inventories Increase (Decrease) in Inventories Other assets and prepaid expenses Increase (Decrease) in Prepaid Expense and Other Assets Accounts payable and accrued expenses Increase (Decrease) in Accounts Payable and Accrued Liabilities Other liabilities Increase (Decrease) in Other Operating Liabilities Net cash provided by operating activities Net Cash Provided by (Used in) Operating Activities Cash flows from investing activities: Net Cash Provided by (Used in) Investing Activities [Abstract] Additions to property, plant and equipment Payments to Acquire Property, Plant, and Equipment Acquisitions, net of cash acquired Payments to Acquire Businesses, Net of Cash Acquired Purchases of short-term investments Payments to Acquire Short-term Investments Redemption of short-term investments Proceeds from Sale of Short-term Investments Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities Cash flows from financing activities: Net Cash Provided by (Used in) Financing Activities [Abstract] Payments on Senior Credit Facilities Repayments of Long-term Lines of Credit Proceeds from Senior Credit Facilities Proceeds from Long-term Lines of Credit Payments on Commercial Paper Repayments of Commercial Paper Proceeds from Commercial Paper Proceeds from Issuance of Commercial Paper Payments of other debt and financing costs Repayments of Assumed Debt Purchase of Mohawk common stock Payments for Repurchase of Common Stock Change in outstanding checks in excess of cash Increase (Decrease) in Outstanding Checks, Financing Activities Shares redeemed for taxes Payment, Tax Withholding, Share-based Payment Arrangement Proceeds from stock transactions Proceeds from Stock Options Exercised Net cash (used in) provided by financing activities Net Cash Provided by (Used in) Financing Activities Effect of exchange rate changes on cash and cash equivalents Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Net change in cash and cash equivalents Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Cash and cash equivalents, beginning of period Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Cash and cash equivalents, end of period Schedule of Long-term Debt Instruments [Table] Schedule of Long-term Debt Instruments [Table] Long-term Debt, Type [Axis] Long-term Debt, Type [Axis] Long-term Debt, Type [Domain] Long-term Debt, Type [Domain] 2.00% Senior Notes due January 14, 2022 Two Percent Senior Notes Due January Fourteen Two Thousand Twenty Two [Member] Two Percent Senior Notes Due January Fourteen Two Thousand Twenty Two [Member] Debt Instrument [Line Items] Debt Instrument [Line Items] Aggregate principal amount of debts Debt Instrument, Face Amount Interest rate percentage Debt Instrument, Interest Rate, Stated Percentage Change in debt value Change in Unrealized Gain (Loss) on Hedged Item in Foreign Currency Fair Value Hedge Change in debt value, net of taxes Change In Unrealized Gain (Loss) On Hedged Item In Foreign Currency Fair Value Hedge, Net of Tax Change In Unrealized Gain (Loss) On Hedged Item In Foreign Currency Fair Value Hedge, Net of Tax Restructuring and Related Activities [Abstract] Schedule of Restructuring and Related Costs [Table] Schedule of Restructuring and Related Costs [Table] Income Statement Location [Axis] Income Statement Location [Axis] Income Statement Location [Domain] Income Statement Location [Domain] Cost of sales Cost of Sales [Member] Selling, general and administrative expenses Selling, General and Administrative Expenses [Member] Restructuring Cost and Reserve [Line Items] Restructuring Cost and Reserve [Line Items] Restructuring costs Acquisition transaction-related costs Business Combination, Acquisition Related Costs Acquisition integration-related costs Business Combination, Integration Related Costs Restructuring, acquisition transaction and integration-related costs Restructuring, Acquisition And Integration Related Costs Restructuring, Acquisition And Integration Related Costs Summary of segment revenues disaggregated by geography and product line Disaggregation of Revenue [Table Text Block] Cover [Abstract] Entities [Table] Entities [Table] Class of Stock [Axis] Class of Stock [Axis] Class of Stock [Domain] Class of Stock [Domain] Common Stock, $.01 par value Common Stock, $.01 par value [Member] Common Stock, $.01 par value [Member] Floating Rate Notes due 2020 Floating Rate Notes due 2020 [Member] Floating Rate Notes due 2020 [Member] Floating Rate Notes due 2021 Floating Rate Notes due 2021 [Member] Floating Rate Notes due 2021 [Member] 2.000% Senior Notes due 2022 2.000% Senior Notes due 2022 [Member] 2.000% Senior Notes due 2022 [Member] Entity Information [Line Items] Entity Information [Line Items] Document Type Document Type Document Quarterly Report Document Quarterly Report Document Period End Date Document Period End Date Document Transition Report Document Transition Report Entity File Number Entity File Number Entity Registrant Name Entity Registrant Name Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Entity Tax Identification Number Entity Tax Identification Number Entity Address, Address Line One Entity Address, Address Line One Entity Address, City or Town Entity Address, City or Town Entity Address, State or Province Entity Address, State or Province Entity Address, Postal Zip Code Entity Address, Postal Zip Code City Area Code City Area Code Local Phone Number Local Phone Number Entity Current Reporting Status Entity Current Reporting Status Entity Interactive Data Current Entity Interactive Data Current Entity Filer Category Entity Filer Category Entity Small Business Entity Small Business Entity Emerging Growth Company Entity Emerging Growth Company Entity Shell Company Entity Shell Company Title of 12(b) Security Title of 12(b) Security Trading Symbol Trading Symbol No Trading Symbol Flag No Trading Symbol Flag Security Exchange Name Security Exchange Name Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Entity Central Index Key Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Amendment Flag Amendment Flag Contract liability Contract with Customer, Liability, Current Revenue recognized related to contract liabilities Contract with Customer, Liability, Revenue Recognized Capitalized contract cost Capitalized Contract Cost, Net Amortization of capitalized contract costs Capitalized Contract Cost, Amortization Capitalized contract costs, amortization period Capitalized Contract Costs, Amortization Period, Duration Capitalized Contract Costs, Amortization Period, Duration Commitments and Contingencies Disclosure [Abstract] Schedule Of Commitments And Contingencies [Table] Schedule Of Commitments And Contingencies [Table] Schedule Of Commitments And Contingencies [Table] Belgium BELGIUM Income Tax Authority [Axis] Income Tax Authority [Axis] Income Tax Authority [Domain] Income Tax Authority [Domain] Foreign tax authority Foreign Tax Authority [Member] Tax Assesment Year [Axis] Tax Period [Axis] Tax Assesment Year [Domain] Tax Period [Domain] 2005 Tax Year 2005 [Member] Tax Year 2005 [Member] 2006 Tax Year 2006 [Member] 2007 Tax Year 2007 [Member] 2008 Tax Year 2008 [Member] 2009 Tax Year 2009 [Member] 2010 Tax Year 2010 [Member] 2011 Tax Year 2011 [Member] 2012 Tax Year 2012 [Member] 2013 Tax Year 2013 [Member] 2014 Tax Year 2014 [Member] 2015 Tax Year 2015 [Member] 2016 Tax Year 2016 [Member] 2017 Tax Year 2017 [Member] Commitments And Contingencies [Line Items] Commitments And Contingencies [Line Items] Commitments and contingencies [line items] Assessment received from Belgian tax authority (in euros) Foreign Tax Assessment Foreign Tax Assessment Other Nonoperating Income (Expense) [Abstract] Other expense (income), net Other Income and Other Expense Disclosure [Text Block] Income Statement [Abstract] Cost of sales Cost of Goods and Services Sold Gross profit Gross Profit Selling, general and administrative expenses Selling, General and Administrative Expense Operating income Operating Income (Loss) Interest expense Interest Expense Other expense (income), net Nonoperating Income (Expense) Earnings before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Income tax expense Income Tax Expense (Benefit) Net earnings including noncontrolling interests Net income (loss) attributable to noncontrolling interests Net Income (Loss) Attributable to Noncontrolling Interest Net earnings attributable to Mohawk Industries, Inc. Basic earnings per share attributable to Mohawk Industries, Inc. Earnings Per Share, Basic [Abstract] Basic earnings per share attributable to Mohawk Industries, Inc. (in usd per share) Diluted earnings per share attributable to Mohawk Industries, Inc. Earnings Per Share, Diluted [Abstract] Diluted earnings per share attributable to Mohawk Industries, Inc. (in usd per share) Weighted-average common shares outstanding-diluted (in shares) Provision - Flooring NA segment Provision - Flooring ROW segment Provision - Corporate Corporate Segment [Member] Restructuring Cost and Reserve [Axis] Restructuring Type [Axis] Type of Restructuring [Domain] Type of Restructuring [Domain] Lease impairments Lease Impairments [Member] Lease Impairments [Member] Asset write-downs Asset Write-Down [Member] Asset Write-Down [Member] Severance Employee Severance [Member] Other restructuring costs Other Restructuring [Member] Restructuring Reserve [Roll Forward] Restructuring Reserve [Roll Forward] Balance as of December 31, 2019 Restructuring Reserve Cash payments Payments for Restructuring Non-cash items Restructuring Reserve, Accrual Adjustment Balance as of March 28, 2020 Statement of Financial Position [Abstract] Stockholders’ equity: Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Preferred stock, par value (in usd per share) Preferred Stock, Par or Stated Value Per Share Preferred stock, authorized (in shares) Preferred Stock, Shares Authorized Preferred stock, issued (in shares) Preferred Stock, Shares Issued Common stock, par value (in usd per share) Common Stock, Par or Stated Value Per Share Common stock, authorized (in shares) Common Stock, Shares Authorized Common stock, shares issued (in shares) Common Stock, Shares, Issued Treasury stock, shares (in shares) Treasury Stock, Shares Payables and Accruals [Abstract] Components of accounts payable and accrued expenses Schedule of Accounts Payable and Accrued Liabilities [Table Text Block] Amortization expense Amortization of Intangible Assets Accounts payable and accrued expenses Accounts Payable and Accrued Liabilities Disclosure [Text Block] Inventories Inventory Disclosure [Text Block] Segment Reporting [Abstract] Summary of segment information Schedule of Segment Reporting Information, by Segment [Table Text Block] Statistical Measurement [Axis] Statistical Measurement [Axis] Statistical Measurement [Domain] Statistical Measurement [Domain] Minimum Minimum [Member] Maximum Maximum [Member] Increase (decrease) in estimated after tax cash flows (as a percent) Goodwill and Intangible Assets Testing, Increase (Decrease) in After Tax Cash Flows, Percent Goodwill and Intangible Assets Testing, Increase (Decrease) in After Tax Cash Flows, Percent Increase (decrease) in WACC (as a percent) Goodwill and Intangible Assets Testing, Increase (Decrease) in Weighted Average Cost of Capital, Percent Goodwill and Intangible Assets Testing, Increase (Decrease) in Weighted Average Cost of Capital, Percent Schedule of restructuring reserve by type of cost Schedule of Restructuring Reserve by Type of Cost [Table Text Block] Schedule of restructuring and related costs Restructuring and Related Costs [Table Text Block] Leases Lessee, Operating Leases [Text Block] Leases Lessee, Finance Leases [Text Block] Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Foreign currency translation adjustments Accumulated Foreign Currency Adjustment Attributable to Parent [Member] Pensions, net of tax Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member] Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income Rollforward [Roll Forward] AOCI Attributable to Parent, Net of Tax [Roll Forward] Current period other comprehensive income (loss) Other Comprehensive Income (Loss), before Reclassifications, Net of Tax Debt Disclosure [Abstract] Variable Rate [Axis] Variable Rate [Axis] Variable Rate [Domain] Variable Rate [Domain] Euro Interbank Offered Rate (EURIBOR) Euro Interbank Offered Rate (EURIBOR) [Member] Euro Interbank Offered Rate (EURIBOR) [Member] Floating rate notes due September 04, 2021 Floating Rate Notes Due September Four Twenty Twenty One [Member] Floating Rate Notes Due September Four Twenty Twenty One [Member] Floating Rate Notes due May 18, 2020 Floating Rate Notes Due May Eighteenth Twenty Twenty [Member] Floating Rate Notes Due May Eighteenth Twenty Twenty [Member] Floating Rate Notes due September 11, 2019 Floating Rate Notes Due September Eleventh Twenty Nineteen [Member] Floating Rate Notes Due September Eleventh Twenty Nineteen [Member] 3.85% Senior Notes due February 1, 2023 Three Point Eight Five Percent Senior Notes Due February One Two Thousand Twenty Three [Member] Three Point Eight Five Percent Senior Notes Due February One Two Thousand Twenty Three [Member] Basis spread on debt instrument Debt Instrument, Basis Spread on Variable Rate Issuance premium received Debt Instrument, Unamortized Premium Payment of financing costs Payments of Debt Issuance Costs Schedule of changes in stockholders' equity Schedule of Stockholders Equity [Table Text Block] Foreign currency losses (gains), net Foreign Currency Transaction Gain (Loss), before Tax All other, net Other Nonoperating Income (Expense) Total other expense (income), net Outstanding checks in excess of cash Outstanding Checks In Excess Of Cash Outstanding checks in excess of cash. Accounts payable, trade Accounts Payable, Trade, Current Accrued expenses Other Accrued Liabilities, Current Product warranties Product Warranty Accrual, Current Accrued interest Interest Payable, Current Accrued compensation and benefits Employee-related Liabilities, Current Total accounts payable and accrued expenses Accounts Payable and Accrued Liabilities, Current Weighted Average Remaining Lease Term Weighted Average Remaining Lease Term [Abstract] Weighted Average Remaining Lease Term [Abstract] Operating Leases Operating Lease, Weighted Average Remaining Lease Term Finance Leases Finance Lease, Weighted Average Remaining Lease Term Weighted Average Discount Rate Leases, Weighted Average Discount Rate [Abstract] Leases, Weighted Average Discount Rate [Abstract] Operating Leases Operating Lease, Weighted Average Discount Rate, Percent Finance Leases Finance Lease, Weighted Average Discount Rate, Percent Goodwill and intangible assets Goodwill and Intangible Assets Disclosure [Text Block] Accumulated other comprehensive income (loss) Summary of other expense (income), net Schedule of Other Nonoperating Income (Expense) [Table Text Block] Lessee, Lease, Description [Table] Lessee, Lease, Description [Table] Lessee, Lease, Description [Line Items] Lessee, Lease, Description [Line Items] Term of contracts Lessee, Term Of Contract Lessee, Term Of Contract Term of contracts, majority Lessee, Term Of Contract, Majority Lessee, Term Of Contract, Majority Lease extensions Lessee, Lease, Renewal Term Lessee, Lease, Renewal Term Leases not yet commenced Lessee, Not Yet Commenced, Amount Lessee, Not Yet Commenced, Amount Restructuring, acquisition and integration-related costs Business Acquisition, Integration, Restructuring and Other Related Costs [Text Block] Line of Credit Facility [Table] Line of Credit Facility [Table] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Subsequent Event Subsequent Event [Member] Credit Facility [Axis] Credit Facility [Axis] Credit Facility [Domain] Credit Facility [Domain] 2019 Senior Secured Credit Facility 2019 Senior Secured Credit Facility [Member] Senior Credit Facility [Member] 2019 Senior Secured Credit Facility Amendment, Maturing October 18, 2024 2019 Senior Secured Credit Facility Amendment, Maturing October 18, 2024 [Member] 2019 Senior Secured Credit Facility Amendment, Maturing October 18, 2024 [Member] Commercial Paper Commercial Paper [Member] Delayed Draw Term Loan Secured Debt [Member] London Interbank Offered Rate (LIBOR) London Interbank Offered Rate (LIBOR) [Member] Federal funds Fed Funds Effective Rate Overnight Index Swap Rate [Member] Monthly LIBOR Monthly Libor [Member] Monthly Libor [Member] Borrowings Borrowings [Member] Standby letters of credit Standby Letters Of Credit Related To Various Insurance Contracts And Foreign Vendor Commitments [Member] Standby letters of credit related to various insurance contracts and foreign vendor commitments. Line of Credit Facility [Line Items] Line of Credit Facility [Line Items] Maximum borrowing capacity under credit facility Line of Credit Facility, Maximum Borrowing Capacity Commitment fee percentage Line of Credit Facility, Commitment Fee Percentage Consolidated interest coverage ratio, at least Consolidated Interest Coverage Ratio Consolidated interest coverage ratio Consolidated net leverage ratio, no more than Consolidated Net Leverage Ratio Consolidated net leverage ratio Step up of consolidated net leverage ratio, no more than Consolidated Net Leverage Ratio, Maximum Permitted Ratio Consolidated Net Leverage Ratio, Maximum Permitted Ratio Unamortized financing costs Unamortized Debt Issuance Expense Utilized borrowings under credit facility Long-term Line of Credit Available amount under credit facility Line of Credit Facility, Remaining Borrowing Capacity Additional maturity period extended Line of Credit Facility, Additional Maturity Period Extended Line of Credit Facility, Additional Maturity Period Extended Commitments and contingencies Commitments and Contingencies Disclosure [Text Block] Finished goods Inventory, Finished Goods, Gross Work in process Inventory, Work in Process, Gross Raw materials Inventory, Raw Materials, Gross Total inventories Inventory, Net Fair Value, by Balance Sheet Grouping [Table] Fair Value, by Balance Sheet Grouping [Table] Senior Secured Credit Facility Senior Secured Credit Facility [Member] Senior Secured Credit Facility [Member] Measurement Basis [Axis] Measurement Basis [Axis] Fair Value Measurement [Domain] Fair Value Measurement [Domain] Portion at Fair Value Measurement Portion at Fair Value Measurement [Member] Fair Value Estimate of Fair Value Measurement [Member] Carrying Value Reported Value Measurement [Member] Five-year senior secured credit facility, due October 18, 2024 Five Year Senior Unsecured Credit Facility Due October Eighteen Two Thousand Twenty-four [Member] Five Year Senior Unsecured Credit Facility Due October Eighteen Two Thousand Twenty-four [Member] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Notes payable Notes Payable, Fair Value Disclosure Commercial paper Commercial Paper Finance leases and other Finance Lease, Liability and Other, Fair Value Finance Lease, Liability and Other, Fair Value Unamortized debt issuance costs Debt Issuance Costs, Net Total debt Long-term Debt, Fair Value Less current portion of long-term debt and commercial paper Long-term Debt, Current Maturities Long-term debt, less current portion Long-term Debt Term of line of credit Term Of Line Of Credit Term of line of credit. Schedule of accumulated other comprehensive income (loss) Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Depreciation and Amortization Depreciation and Amortization Expense [Member] Depreciation and Amortization Expense [Member] Interest Interest Expense [Member] Operating lease costs Operating Lease, Cost [Abstract] Operating Lease, Cost [Abstract] Fixed Operating Lease, Cost Short-term Short-term Lease, Cost Variable Variable Lease, Cost Sub-leases Sublease Income Operating lease costs Lease Cost, Operating Lease Cost, Operating Finance lease costs Lessee, Finance Lease, Description [Abstract] Amortization of leased assets Finance Lease, Right-of-Use Asset, Amortization Interest on lease liabilities Finance Lease, Interest Expense Finance lease costs Finance Lease, Cost Finance Lease, Cost Net lease costs Lease, Cost Segment reporting Segment Reporting Disclosure [Text Block] Schedule of Finite-Lived Intangible Assets by Major Class [Table] Schedule of Finite-Lived Intangible Assets [Table] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Customer relationships Customer Relationships [Member] Patents Patents [Member] Other Other Credit Derivatives [Member] Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] Finite-lived Intangible Assets [Roll Forward] Finite-lived Intangible Assets [Roll Forward] Intangible assets subject to amortization, beginning balance Finite-Lived Intangible Assets, Gross Intangible assets recognized during the period Finite-lived Intangible Assets Acquired Currency translation during the period Finite-Lived Intangible Assets, Translation and Purchase Accounting Adjustments Intangible assets subject to amortization, ending balance Accumulated amortization, beginning balance Finite-Lived Intangible Assets, Accumulated Amortization Amortization during the period Currency translation during the period Finite-Lived Intangible Assets, Accumulated Amortization, Translation Adjustments Finite-Lived Intangible Assets, Accumulated Amortization, Translation Adjustments Accumulated amortization, ending balance Intangible assets subject to amortization, net Finite-Lived Intangible Assets, Net Finance Leases Finance Lease, Liability, Payment, Due [Abstract] 2020 (excluding the three months ended March 28, 2020) Finance Lease, Liability, Payments, Remainder of Fiscal Year 2021 Finance Lease, Liability, Payments, Due Year Two 2022 Finance Lease, Liability, Payments, Due Year Three 2024 Finance Lease, Liability, Payments, Due Year Four 2023 Finance Lease, Liability, Payments, Due Year Five Thereafter Finance Lease, Liability, Payments, Due after Year Five Total lease payments Finance Lease, Liability, Payment, Due Less imputed interest Finance Lease, Liability, Undiscounted Excess Amount Present value, Total Operating Leases Lessee, Operating Lease, Liability, Payment, Due [Abstract] 2020 (excluding the three months ended March 28, 2020) Lessee, Operating Lease, Liability, Payments, Remainder of Fiscal Year 2021 Lessee, Operating Lease, Liability, Payments, Due Year Two 2022 Lessee, Operating Lease, Liability, Payments, Due Year Three 2023 Lessee, Operating Lease, Liability, Payments, Due Year Four 2024 Lessee, Operating Lease, Liability, Payments, Due Year Five Thereafter Lessee, Operating Lease, Liability, Payments, Due after Year Five Total lease payments Lessee, Operating Lease, Liability, Payments, Due Less imputed interest Lessee, Operating Lease, Liability, Undiscounted Excess Amount Present value, Total Total Lessee, Liability, Payments, Due [Abstract] Lessee, Liability, Payments, Due [Abstract] 2020 (excluding the three months ended March 28, 2020) Lessee, Liability, Payments, Remainder Of Fiscal Year Lessee, Liability, Payments, Remainder Of Fiscal Year 2021 Lessee, Liability, Payments, Due Year Two Lessee, Liability, Payments, Due Year Two 2022 Lessee, Liability, Payments, Due Year Three Lessee, Liability, Payments, Due Year Three 2023 Lessee, Liability, Payments, Due Year Four Lessee, Liability, Payments, Due Year Four 2024 Lessee, Liability, Payments, Due Year Five Lessee, Liability, Payments, Due Year Five Thereafter Lessee, Liability, Payments, Due After Year Five Lessee, Liability, Payments, Due After Year Five Total lease payments Lessee, Liability, Payments, Due Lessee, Liability, Payments, Due Earnings before income taxes Effective tax rate Effective Income Tax Rate Reconciliation, Percent Schedule of goodwill Schedule of Goodwill [Table Text Block] Schedule of indefinite life assets not subject to amortization Schedule of Indefinite-Lived Intangible Assets [Table Text Block] Schedule of intangible assets subject to amortization Schedule of Finite-Lived Intangible Assets [Table Text Block] Schedule of intangible assets amortization expense Schedule Of Finite Lived Intangible Assets Amortization Expenses [Table Text Block] Schedule of finite lived intangible assets amortization expenses table text block. Receivables, net Loans, Notes, Trade and Other Receivables Disclosure [Text Block] Debt Debt Disclosure [Text Block] Interim Reporting Basis of Accounting, Policy [Policy Text Block] Hedges of Net Investments in Non-U.S. Operations Derivatives, Methods of Accounting, Hedging Derivatives [Policy Text Block] Recent Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Schedule of carrying values and estimated fair values of debt instruments Schedule of Carrying Values and Estimated Fair Values of Debt Instruments [Table Text Block] Schedule of Indefinite-Lived Intangible Assets [Table] Schedule of Indefinite-Lived Intangible Assets [Table] Indefinite-lived Intangible Assets [Line Items] Indefinite-lived Intangible Assets [Line Items] Indefinite-lived Intangible Assets [Roll Forward] Indefinite-lived Intangible Assets [Roll Forward] Balance as of December 31, 2019 Indefinite-lived Intangible Assets (Excluding Goodwill) Currency translation during the period Indefinite-lived Intangible Assets, Translation and Purchase Accounting Adjustments Balance as of March 28, 2020 Current assets: Assets, Current [Abstract] Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Receivables, net Receivables, Net, Current Inventories Prepaid expenses Prepaid Expense, Current Other current assets Other Assets, Current Total current assets Assets, Current Property, plant and equipment Property, Plant and Equipment, Gross Less: accumulated depreciation Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Property, plant and equipment, net Property, Plant and Equipment, Net Right of use operating lease assets Goodwill Tradenames Indefinite-Lived Trade Names Other intangible assets subject to amortization, net Deferred income taxes and other non-current assets Other Assets, Noncurrent Total assets Assets LIABILITIES AND STOCKHOLDERS’ EQUITY Liabilities and Equity [Abstract] Current liabilities: Liabilities, Current [Abstract] Short-term debt and current portion of long-term debt Accounts payable and accrued expenses Current operating lease liabilities Total current liabilities Liabilities, Current Deferred income taxes Deferred Income Tax Liabilities, Net Long-term debt, less current portion Long-term Debt, Excluding Current Maturities Non-current operating lease liabilities Other long-term liabilities Other Liabilities, Noncurrent Total liabilities Liabilities Commitments and contingencies (Note 17) Commitments and Contingencies Preferred stock, $.01 par value; 60 shares authorized; no shares issued Preferred Stock, Value, Issued Common stock, $.01 par value; 150,000 shares authorized; 78,531 and 78,980 shares issued in 2020 and 2019, respectively Common Stock, Value, Issued Additional paid-in capital Additional Paid in Capital, Common Stock Retained earnings Retained Earnings (Accumulated Deficit) Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Stockholders' equity before treasury stock Stockholders' Equity before Treasury Stock Less: treasury stock at cost; 7,346 and 7,348 shares in 2020 and 2019, respectively Treasury Stock, Value Total Mohawk Industries, Inc. stockholders’ equity Stockholders' Equity Attributable to Parent Nonredeemable noncontrolling interest Stockholders' Equity Attributable to Noncontrolling Interest Total stockholders’ equity Total liabilities and stockholders' equity Liabilities and Equity Number of reportable segments Number of Reportable Segments Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Intersegment sales Intersegment Eliminations [Member] Corporate and intersegment eliminations Corporate And Eliminations [Member] Corporate And Eliminations [Member] Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Operating income (loss) Customers, trade Accounts Receivable, before Allowance for Credit Loss, Current Income tax receivable Income Taxes Receivable, Current Other Other Receivables Receivables, gross Receivables Gross Receivables gross. Less: allowance for discounts, claims and doubtful accounts Allowance for Discounts Returns Claims and Doubtful Accounts Allowance for discounts returns claims and doubtful accounts. Receivables, net Revenue from Contracts with Customers Revenue from Contract with Customer [Text Block] Share-based Payment Arrangement, Noncash Expense [Abstract] Schedule of Share Based Compensation Arrangements By Share Based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Award Type [Axis] Award Type [Axis] Award Type [Domain] Award Type [Domain] Restricted Stock Units (RSUs) Restricted Stock Units (RSUs) [Member] Share Based Compensation Arrangement by Share Based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Number of shares granted in period (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures Weighted-average grant-date fair value (in usd per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Recognized stock-based compensation costs Share-based Payment Arrangement, Expense Recognized stock-based compensation costs, net of tax Share-based Payment Arrangement, Expense, after Tax Pre-tax unrecognized compensation expense, net of forfeitures Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount Recognized expense over a weighted-average period (years) Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Carrying value Maturity period of debt Debt Instrument, Term Weighted average interest rate on debt Debt, Weighted Average Interest Rate Schedule of components of lease expense, lease term, and discount rate Lease, Cost [Table Text Block] Schedule of supplemental balance sheet information Assets And Liabilities, Lessee [Table Text Block] Assets And Liabilities, Lessee [Table Text Block] Schedule of finance lease maturities Finance Lease, Liability, Maturity [Table Text Block] Schedule of operating lease maturities Lessee, Operating Lease, Liability, Maturity [Table Text Block] Schedule of supplemental cash flow information Cash Flow, Lessee [Table Text Block] Cash Flow, Lessee [Table Text Block] Stock-based compensation Share-based Payment Arrangement [Text Block] Cash paid for amounts included in measurement of lease liabilities: Cash Flow, Lessee [Abstract] Cash Flow, Lessee [Abstract] Operating cash flows from operating leases Operating Lease, Payments Operating cash flows from finance leases Finance Lease, Interest Payment on Liability Financing cash flows from finance leases Finance Lease, Principal Payments Right-of-use assets obtained in exchange for lease obligations: Right-Of-Use Asset Obtained In Exchange For Lease Liability [Abstract] Right-Of-Use Asset Obtained In Exchange For Lease Liability [Abstract] Operating Leases Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Finance Leases Right-of-Use Asset Obtained in Exchange for Finance Lease Liability Amortization of right of use operating lease assets Operating Lease, Right-of-Use Asset, Amortization Operating Lease, Right-of-Use Asset, Amortization