Cover Page
Cover Page | Feb. 18, 2021 | Nov. 06, 2020 |
Cover [Abstract] | ||
Document Type | 8-K | |
Document Period End Date | Feb. 18, 2021 | |
Entity Registrant Name | MARRIOTT INTERNATIONAL INC /MD/ | |
Entity Incorporation, State or Country Code | DE | |
Entity File Number | 1-13881 | |
Entity Tax Identification Number | 52-2055918 | |
Entity Address, Address Line One | 10400 Fernwood Road, | |
Entity Address, City or Town | Bethesda, | |
Entity Address, State or Province | MD | |
Entity Address, Postal Zip Code | 20817 | |
City Area Code | 301 | |
Local Phone Number | 380-3000 | |
Written Communications | false | |
Soliciting Material | false | |
Pre-commencement Tender Offer | false | |
Pre-commencement Issuer Tender Offer | false | |
Entity Emerging Growth Company | false | |
Title of 12(b) Security | Class A Common Stock, $0.01 par value | |
Trading Symbol | MAR | |
Security Exchange Name | NASDAQ | |
Amendment Flag | false | |
Entity Central Index Key | 0001048286 |