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Income Taxes (Narrative) (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2020 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Operating Loss Carryforwards [Line Items] |  |  |  |
Domestic and Puerto Rican companies contribution |  | 28.00% | 39.00% | 44.00%
Long-term income taxes payable, estimated timing of future cash outflows not possible |  | $ 2,020.0 |  |
Unrecognized tax benefits that would impact effective tax rate |  | 1,700.0 | $ 1,670.0 |
Accruals for the payment of interest and penalties |  | 220.1 | $ 196.7 |
Carryforward |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |
Tax credit carryforward |  | 859.9 |  |
Operating loss carryforwards |  | 2,210.0 |  |
Expiration in 6 Years |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |
Tax credit carryforward |  | 148.8 |  |
Expiration in 12 to 18 Years |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |
Tax credit carryforward |  | 21.5 |  |
Designated Unusable | Internal Revenue Service (IRS) |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |
Tax credit carryforward |  | 76.2 |  |
Designated Unusable | Foreign Tax Authority |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |
Tax credit carryforward |  | 115.3 |  |
Designated Unusable | State and Local Jurisdiction |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |
Tax credit carryforward |  | 498.1 |  |
Deferred tax assets related to state net operating losses |  | 230.0 |  |
Expiration within 5 years |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |
Operating loss carryforwards |  | 832.6 |  |
Expiration 5 to 20 Years |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |
Operating loss carryforwards |  | 818.2 |  |
No Expiration |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |
Operating loss carryforwards |  | $ 561.5 |  |
Tax Years 2013 to 2015 |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |
Decrease in unrecognized tax benefits is reasonably possible | $ 200.0 |  |  |
Payments for income tax settlements | $ 125.0 |  |  |

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