SECURITIES SOLD UNDER AGREEMENTS TO REPURCHASE (Details) - Repurchase agreements - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Securities sold under agreements to repurchase
Average daily balance during the year	$ 849	$ 1,078
Average interest rate during the year (as a percent)	0.05%	0.04%
Maximum month-end balance during the year	$ 1,037	$ 1,610
Weighted average interest rate at year-end (as a percent)	0.05%	0.05%