EMPLOYEE BENEFIT PLANS, Other Plans (Details) - USD ($)	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Defined Benefit Plan [Abstract]
Obligation included in other liabilities	$ 687,000	$ 684,000
Supplemental Executive Retirement Plan [Member]
Defined Benefit Plan [Abstract]
Obligation included in other liabilities	2,077,000	2,002,000
Cost recognized	107,000	251,000	$ 180,000
Benefit payments	32,000	0	0
Deferred Compensation Plan [Member]
Defined Benefit Plan [Abstract]
Obligation included in other liabilities	631,000	438,000
Cost recognized	230,000	343,000	95,000
Benefit payments	0	0	0
Salary Continuation Plan [Member]
Defined Benefit Plan [Abstract]
Obligation included in other liabilities	673,000	690,000
Cost recognized	51,000	52,000	53,000
Continuation of Life Insurance Plan [Member]
Defined Benefit Plan [Abstract]
Obligation included in other liabilities	687,000	684,000
Cost recognized	$ 2,600	$ 36,000	$ 70,000