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LOANS AND LEASES - Additional Information (Details)	3 Months Ended
	Mar. 31, 2025 USD ($) loans	Mar. 31, 2024 USD ($) loans	Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivable, Troubled Debt Restructuring, Subsequent Default	$ 1,000,000	$ 200,000
Real Estate Acquired Through Foreclosure	213,000	161,000	$ 64,000	$ 106,000
Unused Commitments to Extend Credit	$ 3,777,321,000		$ 3,750,657,000
Nonaccrual loans		$ 300,000
Financing Receivable, Modifications, Number of Contracts | loans	10	3
Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Restructured Loans, Loan Relationships, Review Threshold Amount Minimum	$ 250,000
Financial Difficulty Modification
Accounts, Notes, Loans and Financing Receivable [Line Items]
Unused Commitments to Extend Credit	$ 0	$ 0

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Carrying amount as of the balance sheet date of land and buildings obtained through foreclosure proceedings or defeasance in full or partial satisfaction of a debt arrangement.

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Unused amount of commitments to extend credit to customers.

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