Name:	mcd_EmployeeBenefitPlanNoteReceivableFromParticipantBasisSpreadOnVariableRate
Namespace Prefix:	mcd_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

Represents the term of loan under employee stock purchase, saving, or similar plan (employee benefit plan (EBP)).

No definition available.

Name:	mcd_EmployeeBenefitPlanNoteReceivableFromParticipantLoanTerm
Namespace Prefix:	mcd_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Threshold loan outstanding amount of terminated employee for the closure of loan without payment in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)).

No definition available.

Name:	mcd_EmployeeBenefitPlanNoteReceivableFromParticipantThresholdOutstandingLoanBalanceForClosureWithoutPaymentUponTermination
Namespace Prefix:	mcd_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Threshold period for the payment of outstanding loan balances of terminated employee upon exceeding the threshold balance limits in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)).

No definition available.

Name:	mcd_EmployeeBenefitPlanNoteReceivableFromParticipantThresholdPeriodForPaymentOfLoanIfItExceedsThresholdBalanceLimitUponTermination
Namespace Prefix:	mcd_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Amount of loan processing fee for the participant loans under employee stock purchase, saving, or similar plan (employee benefit plan (EBP)).

No definition available.

Name:	mcd_EmployeeBenefitPlanNotesReceivableFromParticipantAccountLoanProcessingFee
Namespace Prefix:	mcd_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

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.

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

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

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

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

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

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

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

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