SECURITIES (Schedule of allowance for credit loss for securities held to maturity) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Debt Securities, Held-to-maturity, Allowance for Credit Loss [Roll Forward]
Beginning balance			$ 51
Ending balance	$ 0		0
Obligations of states and political subdivisions
Debt Securities, Held-to-maturity, Allowance for Credit Loss [Roll Forward]
Beginning balance	51	$ 62	51	$ 0
Provision (benefit) for credit losses	(51)	(1)	(51)	(97)
Ending balance	$ 0	$ 61	0	61
Obligations of states and political subdivisions | Impact of ASU 2016-13 adoption
Debt Securities, Held-to-maturity, Allowance for Credit Loss [Roll Forward]
Beginning balance			0	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			$ 51	$ 158