SECURITIES (Schedule of allowance for credit loss for securities held to maturity) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2020 USD ($)
Debt Securities, Held-to-maturity, Allowance for Credit Loss [Roll Forward]
Beginning balance	$ 0
Ending balance	51
Impact of ASU 2016-13 adoption on January 1, 2020
Debt Securities, Held-to-maturity, Allowance for Credit Loss [Roll Forward]
Beginning balance	158
Obligations of states and political subdivisions
Debt Securities, Held-to-maturity, Allowance for Credit Loss [Roll Forward]
Beginning balance	0
Provision for credit losses	(107)
Ending balance	51
Obligations of states and political subdivisions | Impact of ASU 2016-13 adoption on January 1, 2020
Debt Securities, Held-to-maturity, Allowance for Credit Loss [Roll Forward]
Beginning balance	158
Obligations of states and political subdivisions | Adjusted balance at January 1, 2020
Debt Securities, Held-to-maturity, Allowance for Credit Loss [Roll Forward]
Beginning balance	$ 158