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Goodwill and other intangible assets (Tables) | 9 Months Ended
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Sep. 30, 2021
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of goodwill | The change in the carrying amount of goodwill was as follows (in millions):
| Nine months ended September 30, 2021
Beginning balance | $ | 14,689 |
Currency translation adjustment | (24) |
Ending balance | $ | 14,665 |
Schedule of identifiable intangible assets | Other intangible assets consisted of the following (in millions):
| September 30, 2021 |  | December 31, 2020
| Gross carrying amounts |  | Accumulated amortization |  | Other intangible assets, net |  | Gross carrying amounts |  | Accumulated amortization |  | Other intangible assets, net
Finite-lived intangible assets: |  |  |  |  |  |  |  |  |  |  |
Developed-product-technology rights | $ | 25,575 |  |  | $ | (12,222) |  |  | $ | 13,353 |  |  | $ | 25,591 |  |  | $ | (10,564) |  |  | $ | 15,027 |
Licensing rights | 3,766 |  |  | (2,931) |  |  | 835 |  |  | 3,743 |  |  | (2,791) |  |  | 952 |
Marketing-related rights | 1,362 |  |  | (1,099) |  |  | 263 |  |  | 1,367 |  |  | (1,041) |  |  | 326 |
Research and development technology rights | 1,298 |  |  | (1,120) |  |  | 178 |  |  | 1,317 |  |  | (1,065) |  |  | 252 |
Total finite-lived intangible assets | 32,001 |  |  | (17,372) |  |  | 14,629 |  |  | 32,018 |  |  | (15,461) |  |  | 16,557 |
Indefinite-lived intangible assets: |  |  |  |  |  |  |  |  |  |  |
In-process research and development | 30 |  |  | — |  |  | 30 |  |  | 30 |  |  | — |  |  | 30 |
Total other intangible assets | $ | 32,031 |  |  | $ | (17,372) |  |  | $ | 14,659 |  |  | $ | 32,048 |  |  | $ | (15,461) |  |  | $ | 16,587 |

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- Definition Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13854-109267 + Details
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