DERIVATIVE FINANCIAL INSTRUMENTS - Financial Assets And Liabilities That Are Offset (Details) $ in Millions |
3 Months Ended | |
|---|---|---|
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Mar. 31, 2024
USD ($)
group
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Dec. 31, 2023
USD ($)
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| Derivative Instruments and Hedging Activities Disclosure [Abstract] | ||
| Number of primary groups | group | 2 | |
| Aggregate credit risk, net of collateral | $ 255 | $ 238 |
| Investment securities and cash collateral pledged by Huntington | 181 | |
| Investment securities and cash collateral pledged to Huntington | $ 616 |
| X | ||||||||||
- Definition Aggregate credit risk net of collateral. No definition available.
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| X | ||||||||||
- Definition Derivative, Number of Primary Groups Entered Into Derivative Transactions No definition available.
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| X | ||||||||||
- Definition Investment securities and cash collateral pledged to company. No definition available.
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| X | ||||||||||
- Definition The aggregate fair value of assets that are already posted, at the end of the reporting period, as collateral for derivative instruments with credit-risk-related contingent features. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- References No definition available.
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