COMMITMENTS AND CONTINGENT LIABILITIES - Commitments to Extend Credit (Details) - USD ($) $ in Millions |
Mar. 31, 2019 |
Dec. 31, 2018 |
|---|---|---|
| Commercial | ||
| Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] | ||
| Contract amount represents credit risk | $ 17,377 | $ 17,149 |
| Consumer | ||
| Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] | ||
| Contract amount represents credit risk | 15,129 | 14,974 |
| Commercial Real Estate [Member] | ||
| Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] | ||
| Contract amount represents credit risk | 1,302 | 1,188 |
| Standby letters of credit | ||
| Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] | ||
| Contract amount represents credit risk | 644 | 676 |
| Commercial | Commercial letters-of-credit | ||
| Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] | ||
| Contract amount represents credit risk | $ 9 | $ 14 |
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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. No definition available.
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- Definition The current carrying amount of the liability for the freestanding or embedded guarantor's obligations under the guarantee or each group of similar guarantees. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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