DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES - Schedule of Derivative Financial Instruments (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Derivative [Line Items]
Derivative Asset, Statement of Financial Position [Extensible Enumeration]	Other Assets	Other Assets
Derivative Liability, Statement of Financial Position [Extensible Enumeration]	Other Liabilities	Other Liabilities
Interest rate contracts
Derivative [Line Items]
Notional Amount	$ 820,295	$ 736,188
Derivative Assets	6,590	5,937
Derivative Liabilities	7,007	6,203
Risk participation agreement | Mortgages
Derivative [Line Items]
Notional Amount	26,163	26,163
Derivative Assets	0	0
Derivative Liabilities	48	65
Mortgage derivatives - interest rate lock commitments | Mortgages
Derivative [Line Items]
Notional Amount	379,396	171,750
Derivative Assets	5,061	3,636
Derivative Liabilities	0	0
Mortgage derivatives - forward contracts related to mortgage loans held for sale | Mortgages
Derivative [Line Items]
Notional Amount	925,200	663,015
Derivative Assets	0	0
Derivative Liabilities	$ 1,982	$ 5,790