COMMITMENTS AND CONTINGENCIES - Narrative (Details)	12 Months Ended
	Dec. 31, 2023 USD ($) loan_repurchased	Dec. 31, 2022 USD ($) loan_repurchased	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)
Other Commitments [Line Items]
Allowance for credit losses on loans and leases	$ 186,126,000	$ 151,861,000	$ 94,507,000	$ 228,804,000
Provision for (recovery of) credit losses	88,073,000	48,083,000	$ (117,087,000)
Unfunded Loan Commitment
Other Commitments [Line Items]
Allowance for credit losses on loans and leases	12,100,000	11,900,000
Provision for (recovery of) credit losses	200,000	$ 300,000
Secondary Market Loan Sales
Other Commitments [Line Items]
Provision for (recovery of) credit losses	$ 0
Number of loans repurchased | loan_repurchased	1	2
Loans repurchase amount	$ 800,000	$ 800,000