INVESTMENT SECURITIES (Narrative) (Details)	12 Months Ended
	Dec. 31, 2019 USD ($) item	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)
Investments, Debt and Equity Securities [Abstract]
Sale of investment available-for-sale			$ 4,767,000
Called investment securities	$ 26,283,000	$ 14,360,000	7,987,000
Securities pledged for collateral	$ 120,500,000	165,700,000
Number of investment securities with fair values with temporary impairments | item	59
Investment securities fair values with temporary impairments	$ 75,100,000
Debt Securities, Unrealized Gain (Loss), Total			255,000
Other than temporary impairment performing collateral will default or defer per annum	0.50%
Recoveries ranging	9.00%
Lag period on all default and deferrals	2 years
Period of no prepayments for security	10 years
Percentage of prepayments for remaining life of the security	1.00%
Amount of cumulative other-than-temporary impairment related to credit loss	$ 1,060,000	1,060,000	1,060,000
Reductions due to sales of securities for which an other-than-temporary impairment was previously recognized	0	$ 0	0
Purchases of available for sale investment securities	45,135,000		3,247,000
Purchases of securities held to maturity	$ 15,260,000		$ 9,950,000