Debt (Maturities of Debt) (Details) $ in Millions	Mar. 31, 2022 USD ($)
Debt Instrument [Line Items]
2022 (remainder of year)	$ 616.0
2023	178.7
2024	26.5
2025	12.1
2026	11.0
2027	11.2
Thereafter	13,335.0
Total debt maturities	14,190.5
Deferred financing costs, discounts and premiums, net	(55.2)
Total debt	14,135.3
Current portion	751.9
Noncurrent portion	13,383.4
Telenet
Debt Instrument [Line Items]
2022 (remainder of year)	316.6
2023	80.9
2024	10.8
2025	10.9
2026	11.0
2027	11.2
Thereafter	5,205.1
Total debt maturities	5,646.5
Deferred financing costs, discounts and premiums, net	(13.6)
Total debt	5,632.9
Current portion	386.6
Noncurrent portion	5,246.3
UPC Holding
Debt Instrument [Line Items]
2022 (remainder of year)	252.1
2023	44.1
2024	0.0
2025	0.0
2026	0.0
2027	0.0
Thereafter	7,132.5
Total debt maturities	7,428.7
Deferred financing costs, discounts and premiums, net	(34.8)
Total debt	7,393.9
Current portion	296.2
Noncurrent portion	7,097.7
VM Ireland
Debt Instrument [Line Items]
2022 (remainder of year)	0.0
2023	0.0
2024	0.0
2025	0.0
2026	0.0
2027	0.0
Thereafter	997.4
Total debt maturities	997.4
Deferred financing costs, discounts and premiums, net	(6.8)
Total debt	990.6
Current portion	0.0
Noncurrent portion	990.6
Other
Debt Instrument [Line Items]
2022 (remainder of year)	47.3
2023	53.7
2024	15.7
2025	1.2
2026	0.0
2027	0.0
Thereafter	0.0
Total debt maturities	117.9
Deferred financing costs, discounts and premiums, net	0.0
Total debt	117.9
Current portion	69.1
Noncurrent portion	$ 48.8

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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