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SECURITIES AND OTHER INVESTMENTS (Schedule of Carrying Value, Gross Unrealized Gains and Losses and Estimated Fair Value of Securities) (Details) - USD ($) $ in Thousands | Sep. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Schedule of Held-to-maturity Securities [Line Items] |  |
Total HTM Securities | $ 883,786 | $ 803,851
Gross Unrealized Gains | 1,892 | 743
Gross Unrealized Losses | (37,579) | (45,259)
Held-to-maturity Securities, Fair Value | 848,099 | 759,335
US States and Political Subdivisions Debt Securities [Member] |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Total HTM Securities | 788,643 | 697,683
Gross Unrealized Gains | 1,788 | 715
Gross Unrealized Losses | (26,349) | (31,763)
Held-to-maturity Securities, Fair Value | 764,082 | 666,635
Corporate Bond Securities [Member] |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Total HTM Securities | 2,515 | 3,322
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | (36) | (82)
Held-to-maturity Securities, Fair Value | 2,479 | 3,240
Collateralized Mortgage-Backed Securities [Member] |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Total HTM Securities | 92,628 | 102,846
Commercial Mortgage-Backed Securities [Member] |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Total HTM Securities | 41,509 | 44,709
Gross Unrealized Gains | 104 | 28
Gross Unrealized Losses | (6,316) | (6,844)
Held-to-maturity Securities, Fair Value | 35,297 | 37,893
Residential Mortgage-Backed Securities [Member] |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Total HTM Securities | 51,119 | 58,137
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | (4,878) | (6,570)
Held-to-maturity Securities, Fair Value | 46,241 | 51,567
Agency Securities [Member] | Commercial Mortgage-Backed Securities [Member] |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Total HTM Securities | 29,192 | 26,787
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | (5,791) | (6,185)
Held-to-maturity Securities, Fair Value | 23,401 | 20,602
Agency Securities [Member] | Residential Mortgage-Backed Securities [Member] |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Total HTM Securities | 36,438 | 37,808
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | (4,705) | (6,288)
Held-to-maturity Securities, Fair Value | 31,733 | 31,520
Non-agency | Commercial Mortgage-Backed Securities [Member] |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Total HTM Securities | 12,317 | 17,922
Gross Unrealized Gains | 104 | 28
Gross Unrealized Losses | (525) | (659)
Held-to-maturity Securities, Fair Value | 11,896 | 17,291
Non-agency | Residential Mortgage-Backed Securities [Member] |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Total HTM Securities | 14,681 | 20,329
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | (173) | (282)
Held-to-maturity Securities, Fair Value | $ 14,508 | $ 20,047

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