Business Segments - Depreciation and Amortization (Detail) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
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| Segment Reporting [Line Items] | ||||
| Total | $ 509 | $ 618 | $ 1,004 | $ 1,124 |
| Global Banking & Markets | ||||
| Segment Reporting [Line Items] | ||||
| Total | 283 | 296 | 574 | 584 |
| Asset & Wealth Management | ||||
| Segment Reporting [Line Items] | ||||
| Total | 209 | 286 | 394 | 476 |
| Platform Solutions | ||||
| Segment Reporting [Line Items] | ||||
| Total | $ 17 | $ 36 | $ 36 | $ 64 |
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- Definition The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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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. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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