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ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
AOCI Attributable to Parent, Net of Tax [Roll Forward]    
Beginning balance $ 1,271,981 $ 1,145,977
Unrealized/Unrecognized gains (losses) on debt securities    
Unrealized holding gains (losses) on debt securities available for sale, net, net of tax (5,681) 21,944
Amounts reclassified from AOCI, net, net of tax (4,863) 3
Amortization of unrealized losses on securities transferred to held to maturity, net of tax (1,009) (1,210)
Unrealized gains (losses) on cash flow hedges    
Unrealized holding gains (losses) on cash flow hedges, net, net of tax (5,232) 3,050
Amounts reclassified from AOCI, net, net of tax (1,654) (1,293)
Ending balance 1,282,651 1,198,558
Total stockholders’ equity 1,282,651 1,198,558
AOCI    
AOCI Attributable to Parent, Net of Tax [Roll Forward]    
Beginning balance (218,803) (273,278)
Unrealized gains (losses) on cash flow hedges    
Accumulated other comprehensive income (loss) ending balance period, before tax (310,775) (343,773)
Accumulated other comprehensive income (loss) ending balance period, tax effect 88,585 97,989
Ending balance (222,190) (245,784)
Total stockholders’ equity (222,190) (245,784)
AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-sale, Parent    
AOCI Attributable to Parent, Net of Tax [Roll Forward]    
Accumulated other comprehensive income (loss) beginning balance period, before tax (282,688) (352,878)
Accumulated other comprehensive income (loss) beginning balance period, tax effect 80,579 100,585
Beginning balance (202,109) (252,293)
Unrealized/Unrecognized gains (losses) on debt securities    
Unrealized holding gains (losses) on debt securities available for sale, net, before tax (7,947) 30,693
Unrealized holding gains (losses) on debt securities available for sale, net, tax effect 2,266 (8,749)
Unrealized holding gains (losses) on debt securities available for sale, net, net of tax (5,681) 21,944
Amounts reclassified from AOCI, net, before tax 6,802 (4)
Amounts reclassified from AOCI, net, tax effect (1,939) 1
Amounts reclassified from AOCI, net, net of tax 4,863 (3)
Amortization of unrealized losses on securities transferred to held to maturity, before tax 1,411 1,693
Amortization of unrealized losses on securities transferred to held to maturity, tax effect (402) (483)
Amortization of unrealized losses on securities transferred to held to maturity, net of tax 1,009 1,210
Unrealized gains (losses) on cash flow hedges    
Accumulated other comprehensive income (loss) ending balance period, before tax (282,422) (320,496)
Accumulated other comprehensive income (loss) ending balance period, tax effect 80,504 91,354
Ending balance (201,918) (229,142)
Total stockholders’ equity (201,918) (229,142)
Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent    
AOCI Attributable to Parent, Net of Tax [Roll Forward]    
Accumulated other comprehensive income (loss) beginning balance period, before tax (23,348) (29,350)
Accumulated other comprehensive income (loss) beginning balance period, tax effect 6,654 8,365
Beginning balance (16,694) (20,985)
Unrealized gains (losses) on cash flow hedges    
Unrealized holding gains (losses) on cash flow hedges, net, before tax (7,318) 4,264
Unrealized holding gains (losses) on cash flow hedges, net, tax effect 2,086 (1,214)
Unrealized holding gains (losses) on cash flow hedges, net, net of tax (5,232) 3,050
Amounts reclassified from AOCI, net, before tax 2,313 1,809
Amounts reclassified from AOCI, net, tax effect (659) (516)
Amounts reclassified from AOCI, net, net of tax 1,654 1,293
Accumulated other comprehensive income (loss) ending balance period, before tax (28,353) (23,277)
Accumulated other comprehensive income (loss) ending balance period, tax effect 8,081 6,635
Ending balance (20,272) (16,642)
Total stockholders’ equity $ (20,272) $ (16,642)