GOODWILL AND INTANGIBLE ASSETS - Narrative (Details) - USD ($)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Finite-Lived Intangible Assets [Line Items]
Impairment losses related to goodwill	$ 0
Amortization expense on other intangible assets	15,680,000	$ 15,527,000	$ 18,401,000
First Mortgage
Finite-Lived Intangible Assets [Line Items]
Value of servicing rights	1,300,000	1,700,000
SBA Loans
Finite-Lived Intangible Assets [Line Items]
Value of servicing rights	4,000,000.0	4,300,000
Other Intangible Assets
Finite-Lived Intangible Assets [Line Items]
Amortization expense on other intangible assets	15,700,000	15,500,000	$ 15,700,000
Impairment of other intangible assets	0	0
Loan Servicing Rights
Finite-Lived Intangible Assets [Line Items]
Impairment losses	$ 600,000	$ 100,000