PREMISES AND EQUIPMENT - Schedule of Premises and Equipment (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Property, Plant and Equipment [Line Items]
Premises and equipment, gross	$ 339,185	$ 337,793
Accumulated depreciation	(129,725)	(121,358)
Premises and equipment, net	209,460	216,435
Land
Property, Plant and Equipment [Line Items]
Premises and equipment, gross	69,166	69,478
Buildings and leasehold improvements
Property, Plant and Equipment [Line Items]
Premises and equipment, gross	177,356	174,562
Furniture and equipment
Property, Plant and Equipment [Line Items]
Premises and equipment, gross	89,348	89,756
Construction in progress
Property, Plant and Equipment [Line Items]
Premises and equipment, gross	$ 3,315	$ 3,997