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Contingent Consideration (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration [Abstract] |  |  |  |
Business Combination, Contingent Consideration, Liability Beginning Balance |  |  | $ 149 |
Contingent consideration net expense (benefit) | $ 12 | $ 20 | 43 | $ 68
Payment of contingent consideration |  |  | (73) |
Business Combination, Contingent Consideration, Liability Ending Balance | 119 |  | 119 |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Abstract] |  |  |  |
Business Combination, Contingent Consideration, Liability | 119 |  | 119 |
All Business Acquisitions |  |  |  |
Business Combination, Contingent Consideration Arrangements [Abstract] |  |  |  |
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High | 380 |  | 380 |
Valuation Technique, Discounted Cash Flow [Member] | R&D, Regulatory and Commercialization-based Milestone [Member] |  |  |  |
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration [Abstract] |  |  |  |
Business Combination, Contingent Consideration, Liability Ending Balance | 13 |  | 13 |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Abstract] |  |  |  |
Business Combination, Contingent Consideration, Liability | 13 |  | 13 |
Valuation Technique, Discounted Cash Flow [Member] | revenue-based payments [Member] |  |  |  |
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration [Abstract] |  |  |  |
Business Combination, Contingent Consideration, Liability Ending Balance | 106 |  | 106 |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Abstract] |  |  |  |
Business Combination, Contingent Consideration, Liability | $ 106 |  | $ 106 |
contingent consideration liability, probability of payment | 100.00% |  | 100.00% |
Minimum [Member] | Valuation Technique, Discounted Cash Flow [Member] | R&D, Regulatory and Commercialization-based Milestone [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Abstract] |  |  |  |
contingent consideration liability, probability of payment | 10.00% |  | 10.00% |
Discount Rate, Fair Value Input | 1.00% |  | 1.00% |
Minimum [Member] | Valuation Technique, Discounted Cash Flow [Member] | revenue-based payments [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Abstract] |  |  |  |
Discount Rate, Fair Value Input | 6.00% |  | 6.00% |
Maximum [Member] | Valuation Technique, Discounted Cash Flow [Member] | R&D, Regulatory and Commercialization-based Milestone [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Abstract] |  |  |  |
contingent consideration liability, probability of payment | 25.00% |  | 25.00% |
Discount Rate, Fair Value Input | 2.00% |  | 2.00% |
Maximum [Member] | Valuation Technique, Discounted Cash Flow [Member] | revenue-based payments [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Abstract] |  |  |  |
Discount Rate, Fair Value Input | 14.00% |  | 14.00% |
Weighted Average [Member] | Valuation Technique, Discounted Cash Flow [Member] | R&D, Regulatory and Commercialization-based Milestone [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Abstract] |  |  |  |
contingent consideration liability, probability of payment | 22.00% |  | 22.00% |
Discount Rate, Fair Value Input | 1.00% |  | 1.00% |
Weighted Average [Member] | Valuation Technique, Discounted Cash Flow [Member] | revenue-based payments [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Abstract] |  |  |  |
contingent consideration liability, probability of payment | 100.00% |  | 100.00% |
Discount Rate, Fair Value Input | 6.00% |  | 6.00% |

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- Definition Amount of increase (decrease) in the value of a contingent consideration liability, including, but not limited to, differences arising upon settlement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-28 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 805 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479581/805-30-50-4 + Details
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