0001048286 2021-05-07 2021-05-07 0001048286 exch:XNGS 2021-05-07 2021-05-07 false MARRIOTT INTERNATIONAL INC /MD/ 0001048286 8-K 2021-05-07 DE 1-13881 52-2055918 10400 Fernwood Road, Bethesda, MD 20817 301 380-3000 false false false false Class A Common Stock, $0.01 par value MAR NASDAQ false