FAIR VALUE - LEVEL 3 ACTIVITIES (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Fair values of assets using Level 3 inputs, specifically discounted cash flow projections
Balance at the beginning	$ 75,897
Balance at the end	116,748	$ 75,897
Level 3 | Corporate
Fair values of assets using Level 3 inputs, specifically discounted cash flow projections
Balance at the beginning	500	500
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		1,150
Realized net gain (losses)		38
Sales		(1,188)
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	1,000
Transfers in (out) of level 3	(12)	740
Purchases		260
Balance at the end	$ 988	$ 1,000