XML 12 R1.htm IDEA: XBRL DOCUMENT v3.24.1.1.u2
Cover Page - shares
 3 Months Ended
Mar. 31, 2024
May 09, 2024
Document Information [Line Items]    
Document Type 10-Q  
Amendment Flag false  
Entity Central Index Key 0001635327  
Document Quarterly Report true  
Document Period End Date Mar. 31, 2024  
Document Fiscal Year Focus 2024  
Current Fiscal Year End Date --12-31  
Document Fiscal Period Focus Q1  
Document Transition Report false  
Entity File Number 001-37403  
Entity Registrant Name Flutter Entertainment plc  
Entity Incorporation, State or Country Code L2  
Entity Tax Identification Number 98-1782229  
Entity Address, Address Line One 290 Park Ave South 14th Floor  
Entity Address, City or Town New York  
Entity Address, State or Province NY  
Entity Address, Postal Zip Code 10010  
City Area Code 646  
Local Phone Number 930-0950  
Title of 12(b) Security Ordinary Shares, nominal value of €0.09 per share  
Trading Symbol FLUT  
Security Exchange Name NYSE  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   177,569,013
Former Address [Member]    
Document Information [Line Items]    
Entity Address, Address Line One Belfield Office Park  
Entity Address, Address Line Two Beech Hill Road Clonskeagh  
Entity Address, Address Line Three Dublin 4  
Entity Address, Country IE  
Entity Address, Postal Zip Code D04 V972