FAIR VALUE DISCLOSURES AND REPORTING, THE FAIR VALUE OPTION AND FAIR VALUE MEASUREMENTS- Quantitative Information About Recurring Level 3 Fair Value Measurements (Details) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
	Jun. 30, 2020	Dec. 31, 2019
Municipal securities
Quantitative Information About Recurring Fair Value Measurements [Line Items]
Fair Value	$ 10,884	$ 10,345
Valuation Technique	Discounted cash flow	Discounted cash flow
Significant Unobservable Inputs	Discount Rate	Discount Rate
Range of Inputs, Minimum	0.60%	1.50%
Range of Inputs, Maximum	2.95%	4.40%
Trust Preferred Securities [Member]
Quantitative Information About Recurring Fair Value Measurements [Line Items]
Fair Value	$ 240	$ 408
Valuation Technique	Discounted cash flow	Discounted cash flow
Significant Unobservable Inputs	Probability of default	Probability of default
Range of Inputs, Minimum	0.63%	2.73%
Range of Inputs, Maximum	2.53%	4.15%