SECURITIES (Securities held to maturity debt maturities) (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Amortized Cost
Due in 1 year or less	$ 2,008
Due in 1 to 5 years	23,461
Due in 5 to 10 years	51,288
Due after 10 years	8,584
Amortized Cost	85,341	$ 88,890
Allowance for credit losses	(48)
Total investment securities	85,293	88,839
Estimated Fair Value
Due in 1 year or less	2,028
Due in 1 to 5 years	25,067
Due in 5 to 10 years	56,258
Due after 10 years	11,729
Estimated Fair Value	95,082	$ 100,041
Allowance for credit losses	0
Total investment securities	$ 95,082

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