GOODWILL AND CORE DEPOSIT INTANGIBLES - Schedule of Gross Carrying Amount and Accumulated Amortization of Core Deposit Intangibles (Details) - Core Deposits - USD ($) $ in Millions |
Mar. 31, 2026 |
Dec. 31, 2025 |
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| Intangible Asset, Acquired, Finite-Lived [Line Items] | ||
| Gross balance | $ 501 | $ 501 |
| Less: accumulated amortization | 319 | 306 |
| Balance, net of accumulated amortization | $ 182 | $ 195 |
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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 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/exampleRef
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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/exampleRef
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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/2009/role/commonPracticeRef
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- Details
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