Regulation and Capital Adequacy - Leverage Ratios (Detail) $ in Millions |
Mar. 31, 2026
USD ($)
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Jan. 01, 2026 |
Dec. 31, 2025
USD ($)
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| Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] | |||
| Tier 1 leverage ratio | 0.040 | 0.040 | |
| SLR | 0.0375 | 0.050 | |
| Minimum supplementary leverage ratio | 0.03 | 0.03 | |
| Minimum supplementary leverage ratio buffer | 0.02 | ||
| G-SIB Surcharge | 0.50 | 0.50 | |
| SLR | 0.75% | ||
| Tier 1 capital | $ 115,189 | $ 118,943 | |
| Average adjusted total assets | 1,953,422 | 1,810,007 | |
| Total leverage exposure | $ 2,476,612 | $ 2,297,597 | |
| Tier 1 leverage ratio | 0.059 | 0.066 | |
| SLR | 0.047 | 0.052 | |
| Reportable Legal Entities | |||
| Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] | |||
| Tier 1 leverage ratio | 0.040 | 0.040 | |
| SLR | 0.060 | ||
| Tier 1 capital | $ 62,646 | $ 64,071 | |
| Average adjusted total assets | 713,766 | 656,463 | |
| Total leverage exposure | $ 988,298 | $ 912,004 | |
| Tier 1 leverage ratio | 0.088 | 0.098 | |
| SLR | 0.063 | 0.070 |
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- Definition Banking Regulation, Supplementary Leverage Ratio, G-SIB Surcharge, Percent No definition available.
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- Definition Supplementary Leverage Exposure No definition available.
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- Definition Supplementary Leverage Ratio Required, Supplementary Leverage Buffer No definition available.
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- Definition Tier One Capital Adjusted Assets Amount No definition available.
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- Definition Minimum leverage buffer percentage as defined by regulatory framework. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Ratio of minimum Tier 1 risk-based capital to total leverage exposure required for capital adequacy as defined by regulatory framework. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Ratio of minimum Tier 1 risk-based capital to total leverage exposure categorized as well capitalized as defined by regulatory framework for prompt corrective action. 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/2009/role/commonPracticeRef
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- Definition Ratio of Tier 1 risk-based capital to total leverage exposure as defined by regulatory framework. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of Tier 1 leverage capital as defined by regulatory framework. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Ratio of minimum Tier 1 leverage capital to average assets required for capital adequacy as defined by regulatory framework. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Ratio of Tier 1 capital to average assets as defined by regulatory framework. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Details
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