BORROWINGS, FUNDS BORROWED FROM FHLB (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Funds borrowed from the FHLB at December 31 by year of maturity
Due in next twelve months	$ 18,998	$ 6,052
Due in year two	11,996	18,988
Due in year three	5,000	11,992
Due in year four	5,000	5,000
Due in four through five years	0	5,000
Long-term debt	$ 40,994	$ 47,032
Average rate of funds borrowed from the FHLB at December 31 by year of maturity
Due in next twelve months (as a percent)	2.40%	1.74%
Due in year two (as a percent)	2.42%	2.40%
Due in year three (as a percent)	2.97%	2.42%
Due in year four (as a percent)	3.02%	2.97%
Due in four through five years (as a percent)	0.00%	3.02%
Weighted average interest rate (as a percent)	2.55%	2.45%