DERIVATIVES (Income Statement) (Details) - Derivatives Not Designated as Hedging Instruments - Derivatives Not in Cash Flow Hedging Relationship - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Mortgage banking income | Interest rate lock and forward sale commitments
DERIVATIVES
Unrealized gain (loss) on interest rate locks	$ 109	$ 110	$ 59	$ 131
Other service charges and fees | Risk participation agreement
DERIVATIVES
Unrealized gain (loss) on interest rate locks	$ (54)		$ 1,234
Other income | Loans held for sale
DERIVATIVES
Unrealized gain (loss) on interest rate locks		$ (1)		$ (1)