Finance Lease, Liability and Other, Fair Value

No definition available.

Name:	mhk_FinanceLeaseLiabilityandOtherFairValue
Namespace Prefix:	mhk_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Term Loan Facility

+ References

No definition available.

+ Details

Name:	mhk_TermLoanFacility
Namespace Prefix:	mhk_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Carrying value as of the balance sheet date of short-term borrowings using unsecured obligations issued by banks, corporations and other borrowers to investors. The maturities of these money market securities generally do not exceed 270 days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 944
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(16)(a)(1))
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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 470
-SubTopic 20
-Name Accounting Standards Codification
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-Subparagraph (b)
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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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+ Details

Name:	us-gaap_DeferredFinanceCostsNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
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-Topic 944
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-Name Accounting Standards Codification
-Section S99
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-Section S99
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-Topic 470
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+ Details

Name:	us-gaap_LongTermDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt classified as current. Excludes lease obligation.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(20))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

+ Details

Name:	us-gaap_LongTermDebtCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

+ References

No definition available.

+ Details

Name:	us-gaap_LongTermDebtFairValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Fair value portion of notes payable.

+ References

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-SubTopic 10
-Section S99
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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

Name:	us-gaap_DebtInstrumentAxis=mhk_OnePointSevenFivePercentSeniorNotesDueJuneTwelveTwoThousandTwentySevenMember
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- Details

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- Details

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- Details

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Debt - Schedule of Fair Value and Carrying Value of Debt Instruments (Details) - USD ($) $ in Millions	Mar. 30, 2024	Dec. 31, 2023	Jun. 12, 2020	May 14, 2020
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Less: current portion of long term-debt and commercial paper	$ 931.5	$ 1,001.7
1.750% Senior Notes, payable June 12, 2027; interest payable annually \| Senior Notes
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Interest rate (as a percent)	1.75%	1.75%	1.75%
3.625% Senior Notes, payable May 15, 2030; interest payable semi-annually \| Senior Notes
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Interest rate (as a percent)	3.625%	3.625%		3.625%
5.85% Senior Notes, payable September 18, 2028; interest payable semi-annually \| Senior Notes
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Interest rate (as a percent)	5.85%	5.85%
Fair Value
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Finance leases and other	$ 83.8	$ 77.7
Unamortized debt issuance costs	(10.2)	(11.0)
Total debt	2,577.9	2,660.4
Less: current portion of long term-debt and commercial paper	931.5	1,001.7
Long-term debt, less current portion	1,646.4	1,658.7
Fair Value \| United States
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Commercial paper	532.0	0.0
Term Loan Facility	0.0	675.0
Fair Value \| Europe
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Commercial paper	380.9	0.0
Term Loan Facility	0.0	242.8
Fair Value \| 1.750% Senior Notes, payable June 12, 2027; interest payable annually \| Senior Notes
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Notes payable	511.7	521.9
Fair Value \| 3.625% Senior Notes, payable May 15, 2030; interest payable semi-annually \| Senior Notes
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Notes payable	461.7	464.0
Fair Value \| 5.85% Senior Notes, payable September 18, 2028; interest payable semi-annually \| Senior Notes
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Notes payable	618.0	622.9
Fair Value \| Senior credit facility, payable August 12, 2027
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Notes payable	0.0	67.1
Carrying Value
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Finance leases and other	83.8	77.7
Unamortized debt issuance costs	(10.2)	(11.0)
Total debt	2,626.0	2,703.5
Less: current portion of long term-debt and commercial paper	931.5	1,001.7
Long-term debt, less current portion	1,694.5	1,701.8
Carrying Value \| United States
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Commercial paper	532.0	0.0
Term Loan Facility	0.0	675.0
Carrying Value \| Europe
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Commercial paper	380.9	0.0
Term Loan Facility	0.0	242.8
Carrying Value \| 1.750% Senior Notes, payable June 12, 2027; interest payable annually \| Senior Notes
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Notes payable	539.5	551.9
Carrying Value \| 3.625% Senior Notes, payable May 15, 2030; interest payable semi-annually \| Senior Notes
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Notes payable	500.0	500.0
Carrying Value \| 5.85% Senior Notes, payable September 18, 2028; interest payable semi-annually \| Senior Notes
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Notes payable	600.0	600.0
Carrying Value \| Senior credit facility, payable August 12, 2027
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Notes payable	$ 0.0	$ 67.1