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Derivative Instruments (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023 | Dec. 31, 2023 | Mar. 31, 2022
Derivatives [Line Items] |  |  |  |  |  |
Unrealized Gain on Derivatives |  |  | $ 12.9 | $ 0.0 |  |
Unrealized Loss on Derivatives |  |  | (9.5) | (34.8) |  |
Unrealized Gain (Loss) on Derivatives |  |  | 3.4 | (34.8) |  |
Foreign Currency Cash Flow Hedge Gain (Loss) To Be Reclassified During Next 15 Months | $ 3.4 |  | 3.4 |  |  |
Foreign Currency Cash Flow Hedge Gain (Loss) to be Reclassified During Next 12 Months | 1.9 |  | 1.9 |  |  |
Gain (loss) on foreign currency derivative instruments not designated as hedging instruments | $ (5.7) | $ 7.2 | $ (30.0) | 5.4 |  |
Minimum |  |  |  |  |  |
Derivatives [Line Items] |  |  |  |  |  |
Range of durations of foreign currency forward contracts | 1 month |  | 1 month |  | 1 month |
Maximum |  |  |  |  |  |
Derivatives [Line Items] |  |  |  |  |  |
Range of durations of foreign currency forward contracts | 15 months |  | 15 months |  | 12 months |
Not designated as hedging instrument |  |  |  |  |  |
Derivatives [Line Items] |  |  |  |  |  |
Derivative, Notional Amount | $ 1,199.3 |  | $ 1,199.3 |  | $ 1,301.5 |
Other current assets | Designated as hedging instrument |  |  |  |  |  |
Derivatives [Line Items] |  |  |  |  |  |
Derivative asset, fair value | 17.6 |  | 17.6 |  | 0.3 |
Other current assets | Not designated as hedging instrument |  |  |  |  |  |
Derivatives [Line Items] |  |  |  |  |  |
Derivative asset, fair value | 5.8 |  | 5.8 |  | 11.6 |
Accrued expenses and other | Designated as hedging instrument |  |  |  |  |  |
Derivatives [Line Items] |  |  |  |  |  |
Derivative liability, fair value | 8.3 |  | 8.3 |  | 26.5 |
Accrued expenses and other | Not designated as hedging instrument |  |  |  |  |  |
Derivatives [Line Items] |  |  |  |  |  |
Derivative liability, fair value | 10.3 |  | 10.3 |  | 5.1 |
Other noncurrent assets | Designated as hedging instrument |  |  |  |  |  |
Derivatives [Line Items] |  |  |  |  |  |
Derivative asset, fair value | 1.8 |  | 1.8 |  | 0.0 |
Foreign exchange contract | Designated as hedging instrument |  |  |  |  |  |
Derivatives [Line Items] |  |  |  |  |  |
Derivative, Notional Amount | 1,658.5 |  | 1,658.5 |  | 1,169.0 |
Revenue | Foreign exchange contract |  |  |  |  |  |
Derivatives [Line Items] |  |  |  |  |  |
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax | 7.6 | 2.4 | 10.5 | 20.0 |  |
Revenue | Cash flows, revenue | Foreign exchange contract |  |  |  |  |  |
Derivatives [Line Items] |  |  |  |  |  |
Gain on interest rate swap | 0.9 | (1.0) | 1.1 | 0.6 |  |
Operating expense | Foreign exchange contract |  |  |  |  |  |
Derivatives [Line Items] |  |  |  |  |  |
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax | (4.9) | 1.4 | (7.0) | 0.9 |  |
Operating expense | Cash flows, operating expenses | Foreign exchange contract |  |  |  |  |  |
Derivatives [Line Items] |  |  |  |  |  |
Gain on interest rate swap | (0.7) | $ (0.8) | (1.9) | $ (2.9) |  |
Euro | Foreign exchange contract | Designated as hedging instrument |  |  |  |  |  |
Derivatives [Line Items] |  |  |  |  |  |
Derivative, Notional Amount | 1,420.3 |  | 1,420.3 |  | 1,169.0 |
Swiss franc | Foreign exchange contract | Designated as hedging instrument |  |  |  |  |  |
Derivatives [Line Items] |  |  |  |  |  |
Derivative, Notional Amount | 69.6 |  | 69.6 |  | 0.0 |
Japan, Yen | Foreign exchange contract | Designated as hedging instrument |  |  |  |  |  |
Derivatives [Line Items] |  |  |  |  |  |
Derivative, Notional Amount | 26.2 |  | 26.2 |  | 0.0 |
Canadian dollar | Foreign exchange contract | Designated as hedging instrument |  |  |  |  |  |
Derivatives [Line Items] |  |  |  |  |  |
Derivative, Notional Amount | $ 142.4 |  | $ 142.4 |  | $ 0.0 |
Samsung Bioepis |  |  |  |  |  |
Derivatives [Line Items] |  |  |  |  |  |
Equity, ownership interest | 49.90% |  | 49.90% |  |  | 49.90%

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