FINANCIAL INSTRUMENTS WITH OFF-BALANCE SHEET RISK - Summary of Contractual or Notional Amounts, Commitments to Fund (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
Home equity lines of credit
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Commitments to fund	$ 549,915	$ 539,336
1-4 family residential construction loans
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Commitments to fund	84,676	93,905
Commercial real estate, construction and land development loans
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Commitments to fund	217,279	256,806
Commercial, industrial and other loans
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Commitments to fund	577,118	597,023
Letters of credit
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Commitments to fund	$ 36,495	$ 37,241