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v3.21.2

Acquisitions (Narrative) (Details) $ / shares in Units, $ in Millions | 1 Months Ended | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | ---
Jul. 31, 2021 USD ($) | Jan. 31, 2021 USD ($) right $ / shares | Feb. 29, 2020 USD ($) | Sep. 30, 2021 USD ($) | Jun. 30, 2021 USD ($) | Mar. 31, 2021 USD ($) | Jun. 30, 2020 USD ($) | Jun. 30, 2021 USD ($) | Jun. 30, 2020 USD ($) | Dec. 31, 2020 USD ($)
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Acquired IPR&D Expense |  |  |  |  | $ 25.0 |  | $ 241.8 | $ 324.3 | $ 294.1 |
Cash paid, net of cash acquired |  |  |  |  |  |  |  | 747.4 | 849.3 |
Goodwill |  |  |  |  | $ 3,884.2 |  |  | 3,884.2 |  | $ 3,766.5
Repayments of long-term debt |  |  |  |  |  |  |  | $ 0.0 | $ 276.3 |
Kumquat Biosciences Inc. | Subsequent Event |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Payments to acquire businesses | $ 50.0 |  |  |  |  |  |  |  |  |
Consideration transferred, equity interests purchased | 20.0 |  |  |  |  |  |  |  |  |
Kumquat Biosciences Inc. | Subsequent Event | Forecast |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Acquired IPR&D Expense |  |  |  | $ 55.0 |  |  |  |  |  |
Prevail Therapeutics Inc. |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Business acquisition, share price (in dollars per share) | $ / shares |  | $ 22.50 |  |  |  |  |  |  |  |
Cash paid, net of cash acquired |  | $ 747.4 |  |  |  |  |  |  |  |
Consideration transferred, number of contingent value rights | right |  | 1 |  |  |  |  |  |  |  |
Contingent value right, additional price per share (up to) (in dollars per share) | $ / shares |  | $ 4.00 |  |  |  |  |  |  |  |
Contingent value right, additional price per share, aggregate amount |  | $ 160.0 |  |  |  |  |  |  |  |
Contingent value right, monthly reduction (in cents per share) | $ / shares |  | $ 0.083 |  |  |  |  |  |  |  |
Goodwill |  | $ 118.8 |  |  |  |  |  |  |  |
Acquired IPR&D |  | 824.0 |  |  |  |  |  |  |  |
Deferred income taxes assumed |  | $ 98.0 |  |  |  |  |  |  |  |
Dermira |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Purchase price |  |  | $ 849.3 |  |  |  |  |  |  |
Goodwill |  |  | 86.8 |  |  |  |  |  |  |
Acquired IPR&D |  |  | 1,200.0 |  |  |  |  |  |  |
Deferred income taxes assumed |  |  | 49.5 |  |  |  |  |  |  |
Long-term debt assumed |  |  | $ 375.5 |  |  |  |  |  |  |
Repayments of long-term debt |  |  |  |  |  | $ 276.2 |  |  |  |
Protomer Technologies Inc. | Subsequent Event |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Payments to acquire businesses | $ 61.6 |  |  |  |  |  |  |  |  |
Protomer Technologies Inc. | Subsequent Event | Forecast |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Acquired IPR&D Expense |  |  |  | $ 65.0 |  |  |  |  |  |

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