v3.26.3
Debt (Vendor Financing Obligations) (Details)
€ in Millions, $ in Millions
9 Months Ended
Sep. 30, 2026
USD ($)
Sep. 30, 2026
EUR (€)
Dec. 31, 2025
USD ($)
Sep. 30, 2025
USD ($)
Dec. 31, 2024
USD ($)
Debt Instrument [Line Items]          
2026 (remainder of year) $ 662.5        
2027 1,137.9        
Total debt maturities 21,771.9   $ 8,584.8    
Current portion 1,763.6        
VodafoneZiggo          
Debt Instrument [Line Items]          
2026 (remainder of year) 326.2        
2027 825.1        
Total debt maturities 12,201.3        
Current portion 1,151.3        
Telenet          
Debt Instrument [Line Items]          
2026 (remainder of year) 294.7        
2027 296.8        
Total debt maturities 4,644.7        
Current portion 569.9        
Vendor Financing          
Debt Instrument [Line Items]          
Total debt maturities 1,489.8   $ 365.9 $ 391.0 $ 355.9
Vendor Financing | Vodafone-Ziggo and Telenet          
Debt Instrument [Line Items]          
2026 (remainder of year) 410.4        
2027 1,079.4        
Total debt maturities 1,489.8        
Current portion 1,489.8        
Vendor Financing | VodafoneZiggo          
Debt Instrument [Line Items]          
2026 (remainder of year) 326.2        
2027 807.1        
Total debt maturities 1,133.3        
Current portion 1,133.3        
Issuance of debt 793.8 € 700.0      
Vendor Financing | Telenet          
Debt Instrument [Line Items]          
2026 (remainder of year) 84.2        
2027 272.3        
Total debt maturities 356.5        
Current portion $ 356.5