Guarantee Arrangements, Pledged Assets and Repurchase Agreements - Narrative (Detail) - USD ($) $ in Millions |
Jun. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Guarantor Obligations [Line Items] | ||
| Deferred fees | $ 0 | $ 0 |
| Allowance for credit losses on unfunded standby letters of credit | 43 | 18 |
| Fair Value | 32,817 | 30,030 |
| Trading assets | 27,731 | 22,757 |
| Collateral accepted under security resale agreements, fair value | 7,200 | 11,500 |
| Collateral accepted under security repurchase agreements but not reported on the balance sheet that can be sold or repledged, fair value | 6,600 | 10,800 |
| Collateral accepted under security repurchase agreements that has been sold or repledged under repurchase agreements or to cover short sales | 0 | 100 |
| Asset Pledged as Collateral with Right | ||
| Guarantor Obligations [Line Items] | ||
| Fair Value | 400 | 0 |
| Trading assets | 4,300 | 3,500 |
| Standby Letters of Credit | ||
| Guarantor Obligations [Line Items] | ||
| Deferred fees | $ 59 | $ 71 |
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- Definition Allowance for credit losses on unfunded standby letters of credit. No definition available.
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- Definition Trading Assets No definition available.
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- Definition Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Fair value as of the balance sheet date of customer securities accepted as collateral by the entity that it is permitted by contract or custom to sell or re-pledge to counterparties as collateral. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Fair value as of the balance sheet date of customer securities accepted as collateral by the entity that it has sold or re-pledged to counterparties as collateral. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount excluding accrued interest, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). 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. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Fair value of securities received as collateral against securities purchased under agreement to resell. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Details
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- Details
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