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BORROWINGS (Narrative) (Details) - USD ($) $ in Millions | Mar. 31, 2025 | Dec. 31, 2024
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Subordinated Borrowing [Line Items] |  |
Remaining available balance for the federal funds lines | $ 597.0 | $ 597.0
Maximum collateral dependent line of credit with the FHLB | 7,300.0 | 7,400.0
Remaining borrowing capacity | 25.0 | 25.0
Remaining available borrowings from the Federal Reserve Discount Window | 2,800.0 | 3,000.0
Amount of funds used from the Federal Reserve Discount Window. | 0.0 | 0.0
FHLB Secured Line Of Credit |  |
Subordinated Borrowing [Line Items] |  |
Maximum collateral dependent line of credit with the FHLB | 2,800.0 | 2,800.0
Remaining credit availability on collateral dependent line of credit with the FHLB | $ 2,500.0 | $ 2,400.0

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- Definition Amount of borrowings used from the Federal Reserve Discount Window. + References No definition available. + Details
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