MARKETABLE SECURITIES - Contractual Maturities of Securities (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Amortized Cost
Due within one year	$ 25,052
Due after one year through five years	26,486
Due after five years through ten years	22,600
Due after ten years	0
Available-for-sale debt securities, amortized cost basis	361,061	$ 215,380
Estimated Fair Value
Due within one year	24,960
Due after one year through five years	26,138
Due after five years through ten years	20,953
Due after ten years	0
Available-for-sale debt securities, estimated fair value	340,304	196,195
Held to Maturity Amortized Cost
Due within one year	34,609
Due after one year through five years	40,991
Due after five years through ten years	85,968
Due after ten years	30,378
Held to Maturity debt securities, amortized cost	334,732	404,208
Held to Maturity Estimated Fair Value
Due within one year	34,439
Due after one year through five years	39,377
Due after five years through ten years	82,625
Due after ten years	27,661
Held to maturity debt securities, estimated fair value	303,245	374,523
Mortgage-backed securities
Amortized Cost
Available-for-sale debt securities, amortized cost basis	265,369
Available-for-sale debt securities, amortized cost basis	265,369	164,419
Estimated Fair Value
Available-for-sale debt securities, estimated fair value	248,734
Available-for-sale debt securities, estimated fair value	248,734	149,812
Held to Maturity Amortized Cost
Held to Maturity debt securities, amortized cost	109,281
Held to Maturity debt securities, amortized cost	109,281	119,872
Held to Maturity Estimated Fair Value
Held to maturity debt securities, estimated fair value	93,266
Held to maturity debt securities, estimated fair value	93,266	104,767
Collateralized mortgage obligations
Amortized Cost
Available-for-sale debt securities, amortized cost basis	21,554
Available-for-sale debt securities, amortized cost basis	21,554	18,757
Estimated Fair Value
Available-for-sale debt securities, estimated fair value	19,519
Available-for-sale debt securities, estimated fair value	19,519	17,074
Held to Maturity Amortized Cost
Held to Maturity debt securities, amortized cost	33,505
Held to Maturity debt securities, amortized cost	33,505	37,437
Held to Maturity Estimated Fair Value
Held to maturity debt securities, estimated fair value	25,877
Held to maturity debt securities, estimated fair value	$ 25,877	$ 30,161