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Collaborations and Other Arrangements (Narrative) (Details) - USD ($) $ in Millions | 1 Months Ended | 12 Months Ended
--- | --- | ---
Jul. 31, 2023 | Jun. 30, 2023 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |  |  |
Revenue |  |  | $ 34,124.1 | $ 28,541.4 | $ 28,318.4
Proceeds from sale of product rights |  |  | 1,604.3 | 95.8 | 216.0
Disposal Group, Disposed of by Sale, Not Discontinued Operations | Olanzapine Portfolio |  |  |  |  |
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |  |  |
Proceeds from sale of product rights | $ 1,050.0 |  |  |  |
Consideration received | $ 305.0 |  |  |  |
Milestone payment received |  |  | 25.0 |  |
Revenue recognized |  |  | 1,450.0 |  |
Disposal Group, Disposed of by Sale, Not Discontinued Operations | Olanzapine Portfolio | Maximum |  |  |  |  |
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |  |  |
Milestone payment received |  |  | 50.0 |  |
Disposal Group, Disposed of by Sale, Not Discontinued Operations | Baqsimi |  |  |  |  |
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |  |  |
Proceeds from sale of product rights |  | $ 500.0 |  |  |
Consideration received |  | $ 125.0 |  |  |
Milestone payment received |  |  | 450.0 |  |
Revenue recognized |  |  | 579.0 |  |
Olumiant |  |  |  |  |
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |  |  |
Revenue |  |  | $ 922.6 | 830.5 | 1,115.1
Olumiant | Royalty Payments Received |  |  |  |  |
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |  |  |
Collaborative arrangement, rights and obligations percent (up to) |  |  | 20.00% |  |
Olumiant | Milestone Payments, Development and Regulatory |  |  |  |  |
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |  |  |
Potential achievements |  |  | $ 100.0 |  |
Ebglyss | Milestone Payments, Development and Regulatory | Roche |  |  |  |  |
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |  |  |
Potential achievements |  |  | 115.0 |  |
Ebglyss | Milestone Payments, Sales-based |  |  |  |  |
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |  |  |
Potential achievements |  |  | 1,250.0 |  |
Ebglyss | Milestone Payments, Sales-based | Roche |  |  |  |  |
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |  |  |
Potential achievements |  |  | 1,030.0 |  |
Orforglipron | Milestone Payments, Development and Regulatory | Chugai |  |  |  |  |
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |  |  |
Potential achievements |  |  | 140.0 |  |
Orforglipron | Milestone Payments, Sales-based | Chugai |  |  |  |  |
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |  |  |
Potential achievements |  |  | $ 250.0 |  |
COVID-19 Antibodies |  |  |  |  |
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |  |  |
Revenue |  |  |  | $ 2,020.0 | $ 2,240.0

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