DESCRIPTION OF THE PLAN (Details) - EBP 004 - USD ($)	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024
EBP, Description of Plan [Line Items]
Participant contribution, minimum contribution to eligible compensation, percentage	1.00%
Participant contribution, maximum contribution to eligible compensation, percentage	70.00%
Employer contribution plan automatic enrollment contribution rate percentage	2.00%
Employer contribution plan automatic escalation of contribution rate percentage increase	1.00%
Automatic deferral rate	10.00%
Employer contribution plan employer discretionary contribution percent of eligible compensation	3.00%
Employer contribution vesting percentage	3.00%
Employer contribution vesting, requisite service period	3 years
Note receivable from participant, account, minimum borrowing, amount	$ 500
Note receivable from participant, account, maximum borrowing, amount	$ 50,000,000
Basis spread on variable rate	1.00%
Maximum borrowing term	5 years
Involuntary cash-out limit	$ 1,000,000
Forfeited nonvested account	759,806,000	$ 977,109,000
Forfeited nonvested account, decrease from employer contribution	$ 977,109,000
First total
EBP, Description of Plan [Line Items]
Employer contribution, matching percentage	100.00%
First matching percentage
EBP, Description of Plan [Line Items]
Employer contribution, participant compensation matched, percentage	3.00%
Second total
EBP, Description of Plan [Line Items]
Employer contribution, participant compensation matched, percentage	66.66%
Second matching percentage
EBP, Description of Plan [Line Items]
Employer contribution, participant compensation matched, percentage	3.00%
Minimum
EBP, Description of Plan [Line Items]
Asset held for investment, participant loan, interest rate	4.25%
Installment payment period	2 years
Maximum
EBP, Description of Plan [Line Items]
Asset held for investment, participant loan, interest rate	9.50%
Involuntary cash-out limit	$ 5,000,000
Installment payment period	8 years

EBP, Employer Contribution Plan Automatic Enrollment Contribution Rate Percentage

No definition available.

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Period Type:	duration

- Definition

EBP, Employer Contribution Plan Employer Discretionary Contribution Percent Of Eligible Compensation

+ References

No definition available.

+ Details

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Namespace Prefix:	mkc_
Data Type:	dtr-types:percentItemType
Balance Type:	na
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- Definition

EBP, Employer Contribution Vesting Percentage

+ References

No definition available.

+ Details

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Namespace Prefix:	mkc_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

EBP, Employer Contribution Vesting, Requisite Service Period

+ References

No definition available.

+ Details

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Namespace Prefix:	mkc_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

EBP, Installment Payment Period

+ References

No definition available.

+ Details

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Namespace Prefix:	mkc_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

EBP, Involuntary Cash-out Limit

+ References

No definition available.

+ Details

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Namespace Prefix:	mkc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

EBP, Note Receivable From Participant, General Loan, Maximum Borrowing Term

+ References

No definition available.

+ Details

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Namespace Prefix:	mkc_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

EBP, Participant Contribution, Automatic, Annual Increase Deferral Rate

+ References

No definition available.

+ Details

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Namespace Prefix:	mkc_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

EBP, Participant Contribution, Maximum Contribution To Eligible Compensation, Percentage

+ References

No definition available.

+ Details

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Namespace Prefix:	mkc_
Data Type:	dtr-types:percentItemType
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Period Type:	duration

- Definition

EBP, Participant Contribution, Minimum Contribution To Eligible Compensation, Percentage

+ References

No definition available.

+ Details

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Namespace Prefix:	mkc_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

EBP, Participant Loan, Basis Spread On Variable Rate

+ References

No definition available.

+ Details

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Namespace Prefix:	mkc_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- 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

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 962
-SubTopic 205
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478416/962-205-50-1

+ Details

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

- Definition

Percentage of employer matching contribution on eligible participant contribution to employee stock purchase, saving, or similar plan (employee benefit plan (EBP)).

+ References

+ Details

Name:	us-gaap-ebp_EmployeeBenefitPlanEmployerContributionMatchingPercentage
Namespace Prefix:	us-gaap-ebp_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage of participant compensation eligible for employer matching contribution for participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)).

+ References

+ Details

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Namespace Prefix:	us-gaap-ebp_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of plan asset, in forfeited nonvested account, no longer allocated to participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)).

+ References

+ Details

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Namespace Prefix:	us-gaap-ebp_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of decrease in forfeited nonvested account of employee stock purchase, saving, or similar plan (employee benefit plan (EBP)) from employer contribution.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 962
-SubTopic 325
-Name Accounting Standards Codification
-Section 55
-Paragraph 17
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478873/962-325-55-17

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 962
-SubTopic 205
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (j)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478416/962-205-50-1

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 962
-SubTopic 205
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.6A-04(5)(c))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477804/962-205-S99-1

+ Details

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Namespace Prefix:	us-gaap-ebp_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of maximum account balance that participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)) can borrow.

+ References

+ Details

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Namespace Prefix:	us-gaap-ebp_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of minimum account balance that participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)) can borrow.

+ References

+ Details

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Namespace Prefix:	us-gaap-ebp_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Percentage of eligible compensation contributed for participant automatically enrolled in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)).

+ References

+ Details

Name:	us-gaap-ebp_EmployeeBenefitPlanParticipantContributionAutomaticDeferralRate
Namespace Prefix:	us-gaap-ebp_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Interest rate on participant loan in schedule of asset held for investment of employee stock purchase, saving, or similar plan (employee benefit plan (EBP)).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name Employee Retirement Income Security Act of 1974
-Number 2520
-Section 103
-Subsection 10
-Paragraph b
-Subparagraph (1)(i)(D)
-Publisher DOL-EBSA

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 962
-SubTopic 205
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.6A-05(a)(Schedule I))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477804/962-205-S99-1

+ Details

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Namespace Prefix:	us-gaap-ebp_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Details

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Namespace Prefix:
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- Details

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- Details

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- Details

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