Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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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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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in remainder of current fiscal year.

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Debt (Capital Lease Obligations) (Schedule) (Details) - USD ($) $ in Millions	Mar. 31, 2022	Dec. 31, 2021	Mar. 31, 2021	Dec. 31, 2020
Debt Instrument [Line Items]
Borrowings outstanding	$ 14,190.5	$ 14,398.8
2022 (remainder of year)	616.0
2023	178.7
2024	26.5
2025	12.1
Total vendor financing maturities	14,190.5	14,398.8
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
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
Current portion	296.2
Noncurrent portion	7,097.7
Other
Debt Instrument [Line Items]
2022 (remainder of year)	47.3
2023	53.7
2024	15.7
2025	1.2
Current portion	69.1
Noncurrent portion	48.8
Vendor financing
Debt Instrument [Line Items]
Borrowings outstanding	789.6	843.2	$ 1,035.6	$ 1,099.6
2022 (remainder of year)	605.0
2023	167.7
2024	15.7
2025	1.2
Total vendor financing maturities	789.6	$ 843.2	$ 1,035.6	$ 1,099.6
Current portion	740.8
Noncurrent portion	48.8
Vendor financing \| Telenet
Debt Instrument [Line Items]
Borrowings outstanding	375.5
2022 (remainder of year)	305.6
2023	69.9
2024	0.0
2025	0.0
Total vendor financing maturities	375.5
Current portion	375.5
Noncurrent portion	0.0
Vendor financing \| UPC Holding
Debt Instrument [Line Items]
Borrowings outstanding	296.2
2022 (remainder of year)	252.1
2023	44.1
2024	0.0
2025	0.0
Total vendor financing maturities	296.2
Current portion	296.2
Noncurrent portion	0.0
Vendor financing \| Other
Debt Instrument [Line Items]
Borrowings outstanding	117.9
2022 (remainder of year)	47.3
2023	53.7
2024	15.7
2025	1.2
Total vendor financing maturities	117.9
Current portion	69.1
Noncurrent portion	$ 48.8