Intangible Assets - Carrying Amounts of Identifiable Intangible Assets (Detail) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
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| Intangible Asset, Goodwill and Other [Abstract] | ||||
| Indefinite-lived intangible assets, Beginning Balance | $ 20,428 | |||
| Indefinite-lived intangible assets, amortization expense | 0 | |||
| Indefinite-lived intangible assets, Ending Balance | $ 20,428 | 20,428 | ||
| Finite-lived intangible assets, Beginning balance | 7,540 | |||
| Finite-lived intangible assets, amortization expense | (276) | $ (253) | (829) | $ (507) |
| Finite-lived intangible assets, Ending balance | 6,711 | 6,711 | ||
| Intangible assets, Beginning balance | 27,968 | |||
| Total, amortization expense | (829) | |||
| Intangible assets, Ending balance | $ 27,139 | $ 27,139 | ||
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- Definition Amortization expense for finite and indefinite lived intangible assets. No definition available.
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- Definition Amount of amortization expense for finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount, after accumulated amortization, of finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- References No definition available.
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- Definition Amount of impairment loss for indefinite-lived intangible asset. Excludes goodwill. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of indefinite-lived intangible asset. Excludes goodwill. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount, after accumulated amortization, of finite- and indefinite-lived intangible assets and capitalized cost for software to be sold, leased, or marketed. Excludes goodwill. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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