Long-lived Assets (Narrative) (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2019 |
Dec. 31, 2018 |
Dec. 31, 2017 |
|
| Long-lived Assets [Abstract] | |||
| Depreciation expense | $ 3,123.5 | $ 3,217.1 | $ 3,187.4 |
| Non-cash increases to PP&E related to vendor financing arrangements | 1,727.0 | 2,175.5 | 2,336.2 |
| Value added tax, vendor financing arrangement | 286.1 | 347.3 | 387.1 |
| Amortization of intangible assets | $ 528.7 | $ 641.1 | $ 603.2 |