v2.4.0.6
Document and Entity Information
9 Months Ended
Sep. 09, 2011
Sep. 23, 2011
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Sep. 09, 2011  
Document Fiscal Year Focus 2011  
Document Fiscal Period Focus Q3  
Trading Symbol MAR  
Entity Registrant Name MARRIOTT INTERNATIONAL INC /MD/  
Entity Central Index Key 0001048286  
Current Fiscal Year End Date --12-30  
Entity Filer Category Large Accelerated Filer  
Entity Common Stock, Shares Outstanding   335,126,113