Long-lived Assets (Tables)
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12 Months Ended |
Dec. 31, 2018 |
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| Long-lived Assets [Abstract] |
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| Schedule of PP&E |
The details of our property and equipment and the related accumulated depreciation are set forth below: | | | | | | | | | | | | Estimated useful life at December 31, 2018 | | December 31, | | | 2018 | | 2017 | | | | in millions | | | | | | | Distribution systems | 3 to 30 years | | $ | 17,845.4 |
| | $ | 17,465.0 |
| Customer premises equipment | 3 to 7 years | | 4,191.2 |
| | 4,341.0 |
| Support equipment, buildings and land | 2 to 50 years | | 4,933.7 |
| | 4,781.4 |
| Total property and equipment, gross | | 26,970.3 |
| | 26,587.4 |
| Accumulated depreciation | | (13,091.4 | ) | | (12,438.4 | ) | Total property and equipment, net | | $ | 13,878.9 |
| | $ | 14,149.0 |
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| Schedule of Changes in Carrying Amount of Goodwill |
Changes in the carrying amount of our goodwill during 2018 are set forth below: | | | | | | | | | | | | | | | | | | January 1, 2018 | | Acquisitions and related adjustments | | Foreign currency translation adjustments | | December 31,
2018 | | in millions | | | | | | | | | U.K./Ireland | $ | 8,134.1 |
| | $ | 2.0 |
| | $ | (465.1 | ) | | $ | 7,671.0 |
| Belgium | 2,681.7 |
| | 24.9 |
| | (130.3 | ) | | 2,576.3 |
| Switzerland | 2,931.3 |
| | (0.3 | ) | | (27.1 | ) | | 2,903.9 |
| Central and Eastern Europe | 607.0 |
| | — |
| | (42.4 | ) | | 564.6 |
| Total | $ | 14,354.1 |
| | $ | 26.6 |
| | $ | (664.9 | ) | | $ | 13,715.8 |
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Changes in the carrying amount of our goodwill during 2017 are set forth below: | | | | | | | | | | | | | | | | | | January 1, 2017 | | Acquisitions and related adjustments | | Foreign currency translation adjustments | | December 31,
2017 | | | | in millions | | | | | | | | | | | U.K./Ireland | $ | 7,412.3 |
| | $ | 2.3 |
| | $ | 719.5 |
| | $ | 8,134.1 |
| Belgium | 2,032.7 |
| | 338.6 |
| | 310.4 |
| | 2,681.7 |
| Switzerland | 2,805.6 |
| | — |
| | 125.7 |
| | 2,931.3 |
| Central and Eastern Europe | 507.9 |
| | — |
| | 99.1 |
| | 607.0 |
| Total | $ | 12,758.5 |
| | $ | 340.9 |
| | $ | 1,254.7 |
| | $ | 14,354.1 |
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| Schedule of Intangible Assets Subject to Amortization, Net |
The details of our intangible assets subject to amortization are set forth below: | | | | | | | | | | | | | | | | | | | | | | | | | | | | Estimated useful life at December 31, 2018 | | December 31, 2018 | | December 31, 2017 | | | Gross carrying amount | | Accumulated amortization | | Net carrying amount | | Gross carrying amount | | Accumulated amortization | | Net carrying amount | | | | in millions | | | | | | | | | | | | | | | Customer relationships | 2 to 10 years | | $ | 3,673.1 |
| | $ | (2,914.2 | ) | | $ | 758.9 |
| | $ | 4,041.0 |
| | $ | (2,745.8 | ) | | $ | 1,295.2 |
| Other | 2 to 20 years | | 521.3 |
| | (249.0 | ) | | 272.3 |
| | 531.9 |
| | (218.6 | ) | | 313.3 |
| Total | | $ | 4,194.4 |
| | $ | (3,163.2 | ) | | $ | 1,031.2 |
| | $ | 4,572.9 |
| | $ | (2,964.4 | ) | | $ | 1,608.5 |
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| Schedule Of Future Amortization Expense Finite Lived Intangible Assets Text Block |
The U.S. dollar equivalents of such amortization expense amounts as of December 31, 2018 are presented below (in millions): | | | | | 2019 | $ | 521.4 |
| 2020 | 167.0 |
| 2021 | 82.2 |
| 2022 | 34.0 |
| 2023 | 28.5 |
| Thereafter | 198.1 |
| Total | $ | 1,031.2 |
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