FAIR VALUE - LEVEL 3 ACTIVITIES (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Fair values of assets using Level 3 inputs, specifically discounted cash flow projections
Balance at the beginning	$ 107,972
Balance at the end	111,836	$ 107,972
Level 3 | Corporate
Fair values of assets using Level 3 inputs, specifically discounted cash flow projections
Balance at the beginning	500	500
Realized net gain (losses)	0	0
Balance at the end	500	500
Level 3 | US Agencies - MBS
Fair values of assets using Level 3 inputs, specifically discounted cash flow projections
Balance at the beginning	903	988
Realized net gain (losses)		0
Transfers in (out) of level 3		(85)
Balance at the end		903
Level 3 | Obligations of states and political subdivisions
Fair values of assets using Level 3 inputs, specifically discounted cash flow projections
Balance at the beginning	903
Realized net gain (losses)	0
Transfers in (out) of level 3	(72)
Balance at the end	$ 831	$ 903