Goodwill and Intangible Assets (Tables)
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3 Months Ended |
Mar. 31, 2024 |
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| Goodwill and Intangible Assets Disclosure [Abstract] |
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| Summary of changes in the carrying amount of goodwill |
The following table summarizes the changes in the carrying amount of goodwill: | | | | | | | (in millions) | | | Balance as of December 31, 2023 | $ | 32,293 | | Additions(a) | 1,249 | | | Foreign currency translation adjustments | (116) | | | Balance as of March 31, 2024 | $ | 33,426 | |
(a) Goodwill additions related to the acquisition of ImmunoGen (see Note 4).
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| Summary of definite-lived intangible assets |
The following table summarizes intangible assets: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | March 31, 2024 | | December 31, 2023 | | (in millions) | Gross
carrying
amount | | Accumulated
amortization | | Net
carrying
amount | | Gross
carrying
amount | | Accumulated
amortization | | Net
carrying
amount | | Definite-lived intangible assets | | | | | | | | | | | | | Developed product rights | $ | 82,219 | | | $ | (24,059) | | | $ | 58,160 | | | $ | 75,142 | | | $ | (22,455) | | | $ | 52,687 | | | License agreements | 8,316 | | | (5,831) | | | 2,485 | | | 8,191 | | | (5,571) | | | 2,620 | | | Total definite-lived intangible assets | 90,535 | | | (29,890) | | | 60,645 | | | 83,333 | | | (28,026) | | | 55,307 | | | Indefinite-lived intangible assets | 1,580 | | | — | | | 1,580 | | | 303 | | | — | | | 303 | | | Total intangible assets, net | $ | 92,115 | | | $ | (29,890) | | | $ | 62,225 | | | $ | 83,636 | | | $ | (28,026) | | | $ | 55,610 | |
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| Summary of indefinite-lived intangible assets |
The following table summarizes intangible assets: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | March 31, 2024 | | December 31, 2023 | | (in millions) | Gross
carrying
amount | | Accumulated
amortization | | Net
carrying
amount | | Gross
carrying
amount | | Accumulated
amortization | | Net
carrying
amount | | Definite-lived intangible assets | | | | | | | | | | | | | Developed product rights | $ | 82,219 | | | $ | (24,059) | | | $ | 58,160 | | | $ | 75,142 | | | $ | (22,455) | | | $ | 52,687 | | | License agreements | 8,316 | | | (5,831) | | | 2,485 | | | 8,191 | | | (5,571) | | | 2,620 | | | Total definite-lived intangible assets | 90,535 | | | (29,890) | | | 60,645 | | | 83,333 | | | (28,026) | | | 55,307 | | | Indefinite-lived intangible assets | 1,580 | | | — | | | 1,580 | | | 303 | | | — | | | 303 | | | Total intangible assets, net | $ | 92,115 | | | $ | (29,890) | | | $ | 62,225 | | | $ | 83,636 | | | $ | (28,026) | | | $ | 55,610 | |
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