ACCUMULATED OTHER COMPREHENSIVE INCOME (Details) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2022	Mar. 31, 2021
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Unrealized (loss) gain arising during the period, After Tax		$ (10,502)	$ 317
Reclassification adjustment for losses included in net income, After Tax		370	280
Total other comprehensive lose, Before Tax		(10,181)	1,021
Total other comprehensive lose, Tax Effect		49	(424)
Total other comprehensive (loss) income, net of tax	[1]	(10,132)	597
Unrealized gains on securities available for sale: Realized (losses) gains on securities available for sale
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Unrealized (loss) gain arising during the period, Before Tax		(15,788)	(3,641)
Unrealized (loss) gain arising during the period, Tax Effect		49	887
Unrealized (loss) gain arising during the period, After Tax		(15,739)	(2,754)
Reclassification adjustment for losses included in net income, After Tax		0	0
Total other comprehensive (loss) income, net of tax		(15,739)	(2,754)
Unrealized Gains and (Losses) on Cash Flow Hedges
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Unrealized (loss) gain arising during the period, Before Tax		5,237	4,272
Unrealized (loss) gain arising during the period, Tax Effect		0	(1,201)
Unrealized (loss) gain arising during the period, After Tax		5,237	3,071
Reclassification adjustment for losses included in net income, Before Tax		322	338
Reclassification adjustment for losses included in net income, Tax		0	(95)
Reclassification adjustment for losses included in net income, After Tax		322	243
Total other comprehensive lose, Before Tax		5,559	4,610
Total other comprehensive lose, Tax Effect		0	(1,296)
Total other comprehensive (loss) income, net of tax		5,559	3,314
Defined Benefit Pension Items
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Unrealized (loss) gain arising during the period, After Tax		0	0
Reclassification adjustment for losses included in net income, Before Tax		48	52
Reclassification adjustment for losses included in net income, Tax		0	(15)
Reclassification adjustment for losses included in net income, After Tax		48	37
Total other comprehensive (loss) income, net of tax		$ 48	$ 37

[1] The 2022 period tax is inclusive of a deferred tax valuation allowance.