SECURITIES (Schedule of Carrying Value, Gross Unrealized Gains and Losses and Estimated Fair Value of Securities) (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Schedule of Held-to-maturity Securities [Line Items]
Total HTM Securities	$ 780,749	$ 628,000
Gross Unrealized Gains	3,125	65,982
Gross Unrealized Losses	(40,655)	(208)
Held-to-maturity Securities, Fair Value	743,219	693,774
U.S. government and agency securities
Schedule of Held-to-maturity Securities [Line Items]
Total HTM Securities	2,178	2,604
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(80)	(29)
Held-to-maturity Securities, Fair Value	2,098	2,575
Obligations of states and political subdivisions
Schedule of Held-to-maturity Securities [Line Items]
Total HTM Securities	693,070	620,873
Gross Unrealized Gains	3,125	65,982
Gross Unrealized Losses	(33,413)	(121)
Held-to-maturity Securities, Fair Value	662,782	686,734
Residential
Schedule of Held-to-maturity Securities [Line Items]
Total HTM Securities	56,097
Gross Unrealized Gains	0
Gross Unrealized Losses	(3,969)
Held-to-maturity Securities, Fair Value	52,128
Agency | Commercial
Schedule of Held-to-maturity Securities [Line Items]
Total HTM Securities	29,404	4,523
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(3,193)	(58)
Held-to-maturity Securities, Fair Value	26,211	$ 4,465
Agency | Residential
Schedule of Held-to-maturity Securities [Line Items]
Total HTM Securities	38,514
Gross Unrealized Gains	0
Gross Unrealized Losses	(3,833)
Held-to-maturity Securities, Fair Value	34,681
Non-agency | Residential
Schedule of Held-to-maturity Securities [Line Items]
Total HTM Securities	17,583
Gross Unrealized Gains	0
Gross Unrealized Losses	(136)
Held-to-maturity Securities, Fair Value	$ 17,447