SECURITIES - Continuous Unrealized Loss Position (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Fair Value
Total	$ 0
Agency notes
Fair Value
12 Consecutive Months or Longer	9,432	$ 9,371
Total	9,432	9,371
Unrealized Losses
12 Consecutive Months or Longer	568	629
Total	568	629
Treasury securities
Fair Value
12 Consecutive Months or Longer	197,912	234,190
Total	197,912	234,190
Unrealized Losses
12 Consecutive Months or Longer	8,508	11,687
Total	8,508	11,687
Corporate securities
Fair Value
Less than 12 Consecutive Months	6,328	20,935
12 Consecutive Months or Longer	129,653	130,235
Total	135,981	151,170
Unrealized Losses
Less than 12 Consecutive Months	516	917
12 Consecutive Months or Longer	18,354	22,891
Total	18,870	23,808
Pass-through MBS issued by GSEs
Fair Value
12 Consecutive Months or Longer	185,243	203,469
Total	185,243	203,469
Unrealized Losses
12 Consecutive Months or Longer	25,627	24,978
Total	25,627	24,978
Agency CMOs
Fair Value
Less than 12 Consecutive Months	2,449
12 Consecutive Months or Longer	236,379	251,900
Total	238,828	251,900
Unrealized Losses
Less than 12 Consecutive Months	21
12 Consecutive Months or Longer	47,143	46,491
Total	47,164	46,491
State and municipal obligations
Fair Value
Less than 12 Consecutive Months	3,430	1,796
12 Consecutive Months or Longer	22,148	21,513
Total	25,578	23,309
Unrealized Losses
Less than 12 Consecutive Months	70	54
12 Consecutive Months or Longer	1,925	1,878
Total	$ 1,995	$ 1,932