SECURITIES - Continuous Unrealized Loss Position (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Securities available-for-sale, Fair Value [Abstract]
Total	$ 0
Pass-through mortgage-backed securities ("MBS") issued by government sponsored entities ("GSEs")
Securities available-for-sale, Fair Value [Abstract]
Less than 12 Consecutive Months	27,912	$ 50,813
12 Consecutive Months or Longer	207,162	190,427
Total	235,074	241,240
Securities available-for-sale, Unrealized Losses [Abstract]
Less than 12 Consecutive Months	867	2,010
12 Consecutive Months or Longer	27,253	29,524
Total	28,120	31,534
Treasury Securities
Securities available-for-sale, Fair Value [Abstract]
12 Consecutive Months or Longer	230,431	227,256
Total	230,431	227,256
Securities available-for-sale, Unrealized Losses [Abstract]
12 Consecutive Months or Longer	16,215	19,643
Total	16,215	19,643
State and municipal obligations
Securities available-for-sale, Fair Value [Abstract]
Less than 12 Consecutive Months	2,021	10,848
12 Consecutive Months or Longer	27,719	22,681
Total	29,740	33,529
Securities available-for-sale, Unrealized Losses [Abstract]
Less than 12 Consecutive Months	29	174
12 Consecutive Months or Longer	2,309	2,847
Total	2,338	3,021
Agency Notes
Securities available-for-sale, Fair Value [Abstract]
12 Consecutive Months or Longer	9,291
Total	9,291
Securities available-for-sale, Unrealized Losses [Abstract]
12 Consecutive Months or Longer	709
Total	709
Corporate Notes
Securities available-for-sale, Fair Value [Abstract]
Less than 12 Consecutive Months	81,866	110,707
12 Consecutive Months or Longer	62,016	50,116
Total	143,882	160,823
Securities available-for-sale, Unrealized Losses [Abstract]
Less than 12 Consecutive Months	13,507	8,494
12 Consecutive Months or Longer	15,237	8,581
Total	28,744	17,075
Agency collateralized mortgage obligations ("CMOs")
Securities available-for-sale, Fair Value [Abstract]
Less than 12 Consecutive Months	3,778	55,924
12 Consecutive Months or Longer	269,614	220,413
Total	273,392	276,337
Securities available-for-sale, Unrealized Losses [Abstract]
Less than 12 Consecutive Months	32	3,454
12 Consecutive Months or Longer	45,970	46,603
Total	$ 46,002	$ 50,057

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Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for more than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

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-Publisher FASB
-Name Accounting Standards Codification
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Amount of accumulated unrealized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for 12 months or longer, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

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Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for less than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

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Amount of accumulated unrealized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for less than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

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Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position without allowance for credit loss.

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Amount of accumulated unrealized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

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