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ACQUISITIONS (Consideration Transferred) (Details) - USD ($) $ in Thousands |  | 3 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Apr. 01, 2024 | Jun. 30, 2024 | Sep. 30, 2024 | Dec. 31, 2023 | Sep. 30, 2023
Business Acquisition [Line Items] |  |  |  |  |
Purchase price consideration |  | $ 505,746 |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets [Abstract] |  |  |  |  |
Total assets |  |  | $ 2,948,035 |  | $ 0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities [Abstract] |  |  |  |  |
Total liabilities |  |  | 2,730,061 |  | $ 0
Preliminary goodwill |  |  | 1,212,710 | $ 925,211 |
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 |  |  |  |
CDI and other intangibles | 84,687 |  |  |  |
Bank owned life insurance | 30,627 |  |  |  |
Other assets | 79,967 |  |  |  |
Total assets | 2,948,035 |  |  |  |
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 | 22,746 |  |  |  |
Total liabilities | 2,730,061 |  |  |  |
Fair value of net assets acquired | 217,974 |  |  |  |
Preliminary goodwill | $ 287,499 |  | $ 287,499 | $ 0 |

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- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions, acquired at the acquisition date. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479907/805-20-50-1 + Details
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