FAIR VALUE - Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Securities Available-For-Sale:
Total Securities Available-For-Sale	$ 539,562	$ 697,191
Fair Value Measurement on Recurring Basis
Securities Available-For-Sale:
Total Securities Available-For-Sale	539,562	697,191
Interest Rate swaps	391	2,124
Equity Securities:
Total Trading Securities	10,092	10,366
Liabilities:
Interest rate swaps	(511)	(2,512)
Fair Value Measurement on Recurring Basis | Quoted Prices in Active Markets for Identical Assets (Level 1)
Securities Available-For-Sale:
Total Securities Available-For-Sale	0	4,995
Interest Rate swaps	0	0
Equity Securities:
Total Trading Securities	10,092	10,366
Liabilities:
Interest rate swaps	0	0
Fair Value Measurement on Recurring Basis | Significant Other Observable Inputs (Level 2)
Securities Available-For-Sale:
Total Securities Available-For-Sale	539,562	692,196
Interest Rate swaps	391	2,124
Equity Securities:
Total Trading Securities	0	0
Liabilities:
Interest rate swaps	(511)	(2,512)
Fair Value Measurement on Recurring Basis | Significant Unobservable Inputs (Level 3)
Securities Available-For-Sale:
Total Securities Available-For-Sale	0	0
Interest Rate swaps	0	0
Equity Securities:
Total Trading Securities	0	0
Liabilities:
Interest rate swaps	0	0
U.S. Government sponsored entities
Securities Available-For-Sale:
Total Securities Available-For-Sale	1,796	111,748
U.S. Government sponsored entities | Fair Value Measurement on Recurring Basis
Securities Available-For-Sale:
Total Securities Available-For-Sale	1,796	111,748
U.S. Government sponsored entities | Fair Value Measurement on Recurring Basis | Quoted Prices in Active Markets for Identical Assets (Level 1)
Securities Available-For-Sale:
Total Securities Available-For-Sale	0	0
U.S. Government sponsored entities | Fair Value Measurement on Recurring Basis | Significant Other Observable Inputs (Level 2)
Securities Available-For-Sale:
Total Securities Available-For-Sale	1,796	111,748
U.S. Government sponsored entities | Fair Value Measurement on Recurring Basis | Significant Unobservable Inputs (Level 3)
Securities Available-For-Sale:
Total Securities Available-For-Sale	0	0
States and political subdivisions
Securities Available-For-Sale:
Total Securities Available-For-Sale	105,864	103,712
States and political subdivisions | Fair Value Measurement on Recurring Basis
Securities Available-For-Sale:
Total Securities Available-For-Sale	105,864	103,712
States and political subdivisions | Fair Value Measurement on Recurring Basis | Quoted Prices in Active Markets for Identical Assets (Level 1)
Securities Available-For-Sale:
Total Securities Available-For-Sale	0	0
States and political subdivisions | Fair Value Measurement on Recurring Basis | Significant Other Observable Inputs (Level 2)
Securities Available-For-Sale:
Total Securities Available-For-Sale	105,864	103,712
States and political subdivisions | Fair Value Measurement on Recurring Basis | Significant Unobservable Inputs (Level 3)
Securities Available-For-Sale:
Total Securities Available-For-Sale	0	0
Residential and multi-family mortgage
Securities Available-For-Sale:
Total Securities Available-For-Sale	380,537	434,635
Residential and multi-family mortgage | Fair Value Measurement on Recurring Basis
Securities Available-For-Sale:
Total Securities Available-For-Sale	380,537	434,635
Residential and multi-family mortgage | Fair Value Measurement on Recurring Basis | Quoted Prices in Active Markets for Identical Assets (Level 1)
Securities Available-For-Sale:
Total Securities Available-For-Sale	0	4,995
Residential and multi-family mortgage | Fair Value Measurement on Recurring Basis | Significant Other Observable Inputs (Level 2)
Securities Available-For-Sale:
Total Securities Available-For-Sale	380,537	429,640
Residential and multi-family mortgage | Fair Value Measurement on Recurring Basis | Significant Unobservable Inputs (Level 3)
Securities Available-For-Sale:
Total Securities Available-For-Sale	0	0
Corporate notes and bonds | Fair Value Measurement on Recurring Basis
Securities Available-For-Sale:
Total Securities Available-For-Sale	34,154	28,064
Corporate notes and bonds | Fair Value Measurement on Recurring Basis | Quoted Prices in Active Markets for Identical Assets (Level 1)
Securities Available-For-Sale:
Total Securities Available-For-Sale	0	0
Corporate notes and bonds | Fair Value Measurement on Recurring Basis | Significant Other Observable Inputs (Level 2)
Securities Available-For-Sale:
Total Securities Available-For-Sale	34,154	28,064
Corporate notes and bonds | Fair Value Measurement on Recurring Basis | Significant Unobservable Inputs (Level 3)
Securities Available-For-Sale:
Total Securities Available-For-Sale	0	0
Pooled SBA
Securities Available-For-Sale:
Total Securities Available-For-Sale	17,211	19,032
Pooled SBA | Fair Value Measurement on Recurring Basis
Securities Available-For-Sale:
Total Securities Available-For-Sale	17,211	19,032
Pooled SBA | Fair Value Measurement on Recurring Basis | Quoted Prices in Active Markets for Identical Assets (Level 1)
Securities Available-For-Sale:
Total Securities Available-For-Sale	0	0
Pooled SBA | Fair Value Measurement on Recurring Basis | Significant Other Observable Inputs (Level 2)
Securities Available-For-Sale:
Total Securities Available-For-Sale	17,211	19,032
Pooled SBA | Fair Value Measurement on Recurring Basis | Significant Unobservable Inputs (Level 3)
Securities Available-For-Sale:
Total Securities Available-For-Sale	0	0
Corporate equity securities | Fair Value Measurement on Recurring Basis
Equity Securities:
Total Trading Securities	6,484	6,715
Corporate equity securities | Fair Value Measurement on Recurring Basis | Quoted Prices in Active Markets for Identical Assets (Level 1)
Equity Securities:
Total Trading Securities	6,484	6,715
Corporate equity securities | Fair Value Measurement on Recurring Basis | Significant Other Observable Inputs (Level 2)
Equity Securities:
Total Trading Securities	0	0
Corporate equity securities | Fair Value Measurement on Recurring Basis | Significant Unobservable Inputs (Level 3)
Equity Securities:
Total Trading Securities	0	0
Mutual funds | Fair Value Measurement on Recurring Basis
Equity Securities:
Total Trading Securities	2,383	2,566
Mutual funds | Fair Value Measurement on Recurring Basis | Quoted Prices in Active Markets for Identical Assets (Level 1)
Equity Securities:
Total Trading Securities	2,383	2,566
Mutual funds | Fair Value Measurement on Recurring Basis | Significant Other Observable Inputs (Level 2)
Equity Securities:
Total Trading Securities	0	0
Mutual funds | Fair Value Measurement on Recurring Basis | Significant Unobservable Inputs (Level 3)
Equity Securities:
Total Trading Securities	0	0
Certificates of deposit | Fair Value Measurement on Recurring Basis
Equity Securities:
Total Trading Securities	663	506
Certificates of deposit | Fair Value Measurement on Recurring Basis | Quoted Prices in Active Markets for Identical Assets (Level 1)
Equity Securities:
Total Trading Securities	663	506
Certificates of deposit | Fair Value Measurement on Recurring Basis | Significant Other Observable Inputs (Level 2)
Equity Securities:
Total Trading Securities	0	0
Certificates of deposit | Fair Value Measurement on Recurring Basis | Significant Unobservable Inputs (Level 3)
Equity Securities:
Total Trading Securities	0	0
Corporate notes and bonds
Securities Available-For-Sale:
Total Securities Available-For-Sale	34,154	28,064
Corporate notes and bonds | Fair Value Measurement on Recurring Basis
Equity Securities:
Total Trading Securities	562	579
Corporate notes and bonds | Fair Value Measurement on Recurring Basis | Quoted Prices in Active Markets for Identical Assets (Level 1)
Equity Securities:
Total Trading Securities	562	579
Corporate notes and bonds | Fair Value Measurement on Recurring Basis | Significant Other Observable Inputs (Level 2)
Equity Securities:
Total Trading Securities	0	0
Corporate notes and bonds | Fair Value Measurement on Recurring Basis | Significant Unobservable Inputs (Level 3)
Equity Securities:
Total Trading Securities	$ 0	$ 0