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Derivative Instruments - Narrative (Details) $ in Millions, ₩ in Billions | 1 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
May 31, 2020 USD ($) | Nov. 30, 2018 USD ($) | Nov. 30, 2018 KRW (₩) | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($) | Mar. 31, 2022 | May 31, 2018 | Feb. 29, 2012
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |  |  |
Range of durations of foreign currency forward contracts |  |  |  | 12 months |  |  |  |  |
Interest rate on senior notes |  |  |  | 3.625% |  |  |  |  |
Net gains (losses) of other income (expense) related to foreign currency forward contracts |  |  |  | $ (34.7) | $ 43.3 | $ 30.1 |  |  |
Net investment hedge |  |  |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |  |  |
Derivative qualifying as hedge gain (loss), excluded component, after tax |  |  |  |  | (3.6) |  |  |  |
Samsung Bioepis |  |  |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |  |  |
Ownership percentage before additional purchase transaction |  |  |  |  |  |  |  | 5.00% |
Ownership percentage |  |  |  |  |  |  | 49.90% |  | 15.00%
Payments to increase investment in Samsung Bioepis |  | $ 676.6 | ₩ 759.5 |  |  |  |  |  |
Designated as Hedging Instrument |  |  |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |  |  |
Derivative, notional amount |  |  |  | 1,715.5 | 2,126.8 |  |  |  |
Not designated as hedging instrument |  |  |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |  |  |
Derivative, notional amount |  |  |  | 1,238.8 | 1,268.0 |  |  |  |
Foreign Exchange Forward |  |  |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |  |  |
Unrealized gain (loss) on derivative instruments |  |  |  | 8.6 | 53.8 | $ (212.5) |  |  |
Foreign Exchange Forward | Net investment hedge |  |  |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |  |  |
Unrealized gain (loss) on derivative instruments |  |  |  |  | $ 10.6 |  |  |  |
Interest rate swap | Interest Expense |  |  |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |  |  |
Gain (loss) on derivative instruments, net, pretax | $ 3.3 |  |  |  |  |  |  |  |
Interest rate swap | Designated as Hedging Instrument |  |  |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |  |  |
Derivative, notional amount |  |  |  | $ 675.0 |  |  |  |  |
Minimum |  |  |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |  |  |
Range of durations of foreign currency forward contracts |  |  |  | 1 month | 1 month |  |  |  |
Maximum |  |  |  |  |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |  |  |
Range of durations of foreign currency forward contracts |  |  |  | 12 months | 15 months |  |  |  |

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