Investments (Narrative) (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||||
|---|---|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
Mar. 31, 2026 |
Dec. 31, 2025 |
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| Schedule of Investments [Line Items] | ||||||
| Other current assets | $ 558.2 | $ 558.2 | $ 756.8 | |||
| ITV | ||||||
| Schedule of Investments [Line Items] | ||||||
| Ownership interest retained after disposal | 50.00% | |||||
| VMO2 JV | ||||||
| Schedule of Investments [Line Items] | ||||||
| Revenue | 131.9 | $ 95.5 | 225.1 | $ 184.0 | ||
| VMO2 JV | Related party | ||||||
| Schedule of Investments [Line Items] | ||||||
| Other current assets | 65.8 | 65.8 | 79.3 | |||
| VodafoneZiggo JV | ||||||
| Schedule of Investments [Line Items] | ||||||
| Revenue | 56.7 | $ 48.2 | 110.7 | $ 94.3 | ||
| VodafoneZiggo JV | Related party | ||||||
| Schedule of Investments [Line Items] | ||||||
| Other current assets | $ 40.8 | $ 40.8 | $ 42.7 | |||
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- Definition Equity Method Investment, Investment, Ownership Interest Disposed Of No definition available.
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- Definition Amount of current assets classified as other. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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