Goodwill and Intangible Assets - Intangible Assets, Net (Details) - USD ($) $ in Millions |
3 Months Ended | ||
|---|---|---|---|
Mar. 31, 2021 |
Mar. 31, 2020 |
Dec. 31, 2020 |
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| Finite-Lived Intangible Assets | |||
| Gross carrying amount | $ 96,090 | $ 95,535 | |
| Accumulated amortization | (16,524) | (14,536) | |
| Net carrying amount | 79,566 | 80,999 | |
| Indefinite-lived research and development | 1,727 | 1,877 | |
| Total intangible assets gross carrying amount | 97,817 | 97,412 | |
| Intangible assets, net | 81,293 | 82,876 | |
| Amortization expense | 2,009 | $ 444 | |
| Developed product rights | |||
| Finite-Lived Intangible Assets | |||
| Gross carrying amount | 87,602 | 87,707 | |
| Accumulated amortization | (13,395) | (11,620) | |
| Net carrying amount | 74,207 | 76,087 | |
| License agreements | |||
| Finite-Lived Intangible Assets | |||
| Gross carrying amount | 8,488 | 7,828 | |
| Accumulated amortization | (3,129) | (2,916) | |
| Net carrying amount | $ 5,359 | $ 4,912 | |
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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount before accumulated amortization of intangible assets, excluding goodwill. No definition available.
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- Definition Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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