INVESTMENT SECURITIES - Composition of Our Held to Maturity Portfolio by Credit Rating (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Schedule of Held-to-maturity Securities [Line Items]
Amortized Cost	$ 89,942	$ 91,229
Fair Value	70,270	73,262
AAA
Schedule of Held-to-maturity Securities [Line Items]
Amortized Cost	0	0
Fair Value	0	0
AA
Schedule of Held-to-maturity Securities [Line Items]
Amortized Cost	0	0
Fair Value	0	0
A
Schedule of Held-to-maturity Securities [Line Items]
Amortized Cost	500	600
Fair Value	466	565
U.S. government agency
Schedule of Held-to-maturity Securities [Line Items]
Amortized Cost	89,442	90,629
Fair Value	$ 69,804	$ 72,697