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INVESTMENT SECURITIES (Schedule of Amortized Cost and Fair Value of Securities Classified by Contractual Maturity) (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Held-to-maturity Securities, Amortized Cost
Due within 1 year	$ 9,950	$ 29,938
After 1 year through 5 years	8,063	8,068
After 5 years though 10 years	800	858
After 10 years	380,160	389,693
Amortized Cost, total	398,973	428,557
Held-to-maturity Securities, Fair Value
Due within 1 year	9,726	29,527
After 1 year through 5 years	7,286	7,192
After 5 years though 10 years	762	809
After 10 years	326,060	329,191
Fair Value, total	343,834	366,719
Available-for-sale Securities, Amortized Cost
Due within 1 year	47,999	38,000
After 1 year through 5 years	23,716	34,009
After 5 years though 10 years	18,703	18,819
After 10 years	500,136	468,251
Amortized Cost, total	590,554	559,079
Available-for-sale Securities, Fair Value
Due within 1 year	46,994	36,954
After 1 year through 5 years	22,086	31,569
After 5 years though 10 years	17,435	17,168
After 10 years	437,027	396,394
Fair Value, total	523,542	482,085
Securities pledged	761,700	750,300
Securities encumbered	60,700	65,500
Asset Pledged as Collateral
Available-for-sale Securities, Fair Value
Securities encumbered	$ 289,200	$ 348,800

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