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Document and Entity Information
 3 Months Ended
Mar. 31, 2019
shares
Document Documentand Entity Information [Abstract]  
Document Type 10-Q
Amendment Flag false
Document Period End Date Mar. 31, 2019
Entity Incorporation, State Country Name Delaware
Entity Tax Identification Number 362361282
Local Phone Number (630) 623-3000
Document Fiscal Year Focus 2019
Document Fiscal Period Focus Q1
Trading Symbol MCD
Entity Registrant Name MCDONALDS CORP
Entity Central Index Key 0000063908
Current Fiscal Year End Date --12-31
Entity Filer Category Large Accelerated Filer
Entity Common Stock, Shares Outstanding 763,556,377
Entity Address, Address Line One 110 North Carpenter StreetChicago, Illinois
Entity Address, Postal Zip Code 60607