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ACQUISITIONS (Consideration Transferred) (Details) - USD ($) $ in Thousands | Apr. 01, 2024 | Mar. 31, 2025 | Dec. 31, 2024
--- | --- | --- | ---
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities [Abstract] |  |  |
Preliminary goodwill |  | $ 1,214,053 | $ 1,214,053
American National |  |  |
Business Acquisition [Line Items] |  |  |
Purchase price consideration | $ 505,473 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets [Abstract] |  |  |
Cash and cash equivalents | 55,060 |  |
Securities AFS | 507,764 |  |
LHFS | 2,611 |  |
LHFI | 2,151,517 |  |
Premises and equipment | 35,802 |  |
Core deposit intangibles and other intangibles | 84,687 |  |
Bank owned life insurance | 30,627 |  |
Other assets | 78,829 |  |
Total assets | 2,946,897 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities [Abstract] |  |  |
Deposits | 2,583,089 |  |
Short-term borrowings | 98,336 |  |
Long-term borrowings | 25,890 |  |
Other liabilities | 22,951 |  |
Total liabilities | 2,730,266 |  |
Fair value of net assets acquired | 216,631 |  |
Preliminary goodwill | $ 288,842 | $ 288,800 |

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