v3.26.3
Document and Entity Information - shares
 9 Months Ended
Sep. 30, 2026
Oct. 22, 2026
Entity Information [Line Items]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Sep. 30, 2026  
Document Transition Report false  
Entity File Number 001-36243  
Entity Registrant Name Hilton Worldwide Holdings Inc.  
Entity incorporation, sate or country code DE  
Entity Tax Identification Number 27-4384691  
Entity Address, Address Line One 7930 Jones Branch Drive  
Entity Address, Address Line Two Suite 1100  
Entity Address, City or Town McLean  
Entity Address, State or Province VA  
Entity Address, Postal Zip Code 22102  
City Area Code 703  
Local Phone Number 883-1000  
Title of 12(b) Security Common Stock, $0.01 par value per share  
Trading Symbol HLT  
Security Exchange Name NYSE  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Large Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity common stock shares outstanding   222,504,355
Entity Central Index Key 0001585689  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2026  
Document Fiscal Period Focus Q3  
Amendment Flag false