v3.26.3
Cover Page - shares
 9 Months Ended
Sep. 30, 2026
Oct. 28, 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 001-35961  
Entity Registrant Name Liberty Global Ltd.  
Entity Incorporation, State or Country Code D0  
Entity Tax Identification Number 98-1750381  
Entity Address, Address Line One Richmond House  
Entity Address, Address Line Two 12 Par-la-Ville Road  
Entity Address, City or Town Hamilton  
Entity Address, Postal Zip Code HM 08  
Entity Address, Country BM  
Country Region 1  
City Area Code 303  
Local Phone Number 220.6600  
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 Central Index Key 0001570585  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2026  
Document Fiscal Period Focus Q3  
Amendment Flag false  
Class A    
Entity Information [Line Items]    
Title of 12(b) Security Class A common shares  
Trading Symbol LBTYA  
Security Exchange Name NASDAQ  
Entity Common Stock, Shares Outstanding   170,729,231
Class B    
Entity Information [Line Items]    
Title of 12(b) Security Class B common shares  
Trading Symbol LBTYB  
Security Exchange Name NASDAQ  
Entity Common Stock, Shares Outstanding   12,968,658
Class C    
Entity Information [Line Items]    
Title of 12(b) Security Class C common shares  
Trading Symbol LBTYK  
Security Exchange Name NASDAQ  
Entity Common Stock, Shares Outstanding   148,693,808