v3.26.3
Debt (Components of Debt) (Details)
€ in Millions, $ in Millions
Sep. 30, 2026
USD ($)
Sep. 30, 2026
EUR (€)
Dec. 31, 2025
USD ($)
Sep. 30, 2025
USD ($)
Dec. 31, 2024
USD ($)
Debt Instrument [Line Items]          
Weighted average interest rate 5.07% 5.07%      
Unused borrowing capacity, amount $ 1,706.6        
Total debt before deferred financing costs, discounts and premiums 21,771.9   $ 8,584.8    
Deferred financing costs, discounts and premiums, net (1,248.7)   (23.0)    
Total carrying amount of debt 20,523.2   8,561.8    
Finance lease obligations 65.1   33.1    
Total debt and finance lease obligations 20,588.3   8,594.9    
Current portion of debt and finance lease obligations (1,786.2)   (764.0)    
Long-term debt and finance lease obligations $ 18,802.1   7,830.9    
VodafoneZiggo Senior and Senior Secured Notes          
Debt Instrument [Line Items]          
Weighted average interest rate 4.95% 4.95%      
Total debt before deferred financing costs, discounts and premiums $ 7,996.0        
VodafoneZiggo Credit Facility          
Debt Instrument [Line Items]          
Weighted average interest rate 6.13% 6.13%      
Total debt before deferred financing costs, discounts and premiums $ 3,054.0        
VodafoneZiggo Credit Facility | VodafoneZiggo Revolving Facility          
Debt Instrument [Line Items]          
Unused borrowing capacity, amount 907.2 € 800.0      
Available to borrow: 907.2 800.0      
Available to loan or distribute: 907.2 800.0      
VodafoneZiggo Credit Facility | VodafoneZiggo Revolving Facility | Upon completion of the relevant compliance reporting requirements          
Debt Instrument [Line Items]          
Unused borrowing capacity, amount 907.2 800.0      
Available to loan or distribute: $ 907.2 € 800.0      
Wyre Facilities          
Debt Instrument [Line Items]          
Weighted average interest rate 4.86% 4.86%      
Total debt before deferred financing costs, discounts and premiums $ 3,389.4        
Telenet Credit Facility          
Debt Instrument [Line Items]          
Weighted average interest rate 5.06% 5.06%      
Total debt before deferred financing costs, discounts and premiums $ 2,267.9   4,748.0    
Telenet Credit Facility | VodafoneZiggo Revolving Facility          
Debt Instrument [Line Items]          
Unused borrowing capacity, amount 686.0 € 605.0      
Available to borrow: 686.0 605.0      
Available to loan or distribute: 686.0 605.0      
Telenet Credit Facility | VodafoneZiggo Revolving Facility | Upon completion of the relevant compliance reporting requirements          
Debt Instrument [Line Items]          
Unused borrowing capacity, amount 686.0 605.0      
Available to loan or distribute: $ 686.0 € 605.0      
Telenet Senior Secured Notes          
Debt Instrument [Line Items]          
Weighted average interest rate 4.64% 4.64%      
Total debt before deferred financing costs, discounts and premiums $ 1,425.9   1,633.7    
VM Ireland Credit Facility          
Debt Instrument [Line Items]          
Weighted average interest rate 5.92% 5.92%      
Unused borrowing capacity, amount $ 113.4 € 100.0      
Total debt before deferred financing costs, discounts and premiums 1,020.6   1,056.2    
VM Ireland Credit Facility | VodafoneZiggo Revolving Facility          
Debt Instrument [Line Items]          
Unused borrowing capacity, amount 113.4 100.0      
Available to borrow: 113.4 100.0      
Available to loan or distribute: 113.4 100.0      
VM Ireland Credit Facility | VodafoneZiggo Revolving Facility | Upon completion of the relevant compliance reporting requirements          
Debt Instrument [Line Items]          
Unused borrowing capacity, amount 113.4 100.0      
Available to loan or distribute: $ 113.4 € 100.0      
Vendor Financing          
Debt Instrument [Line Items]          
Weighted average interest rate 3.82% 3.82%      
Total debt before deferred financing costs, discounts and premiums $ 1,489.8   365.9 $ 391.0 $ 355.9
Other          
Debt Instrument [Line Items]          
Weighted average interest rate 5.15% 5.15%      
Total debt before deferred financing costs, discounts and premiums $ 1,128.3   $ 781.0