LOANS AND ALLOWANCE FOR CREDIT LOSSES - Non-Accrual Loans by Loan Class (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Financing Receivable, Past Due [Line Items]
Nonaccrual Loans	$ 81,922	$ 73,773
Nonaccrual Loans with no Allowance for Credit Losses	17,025	39,644
Commercial and industrial loans
Financing Receivable, Past Due [Line Items]
Nonaccrual Loans	6,136	8,090
Nonaccrual Loans with no Allowance for Credit Losses	736	4,937
Agricultural land, production and other loans to farmers
Financing Receivable, Past Due [Line Items]
Nonaccrual Loans	70	75
Nonaccrual Loans with no Allowance for Credit Losses	0	0
Construction
Financing Receivable, Past Due [Line Items]
Nonaccrual Loans	24,520	24,629
Nonaccrual Loans with no Allowance for Credit Losses	604	22,650
Commercial real estate, non-owner occupied
Financing Receivable, Past Due [Line Items]
Nonaccrual Loans	13,403	12,118
Nonaccrual Loans with no Allowance for Credit Losses	10,976	10,153
Commercial real estate, owner occupied
Financing Receivable, Past Due [Line Items]
Nonaccrual Loans	9,208	2,440
Nonaccrual Loans with no Allowance for Credit Losses	4,709	1,904
Residential
Financing Receivable, Past Due [Line Items]
Nonaccrual Loans	23,347	21,491
Nonaccrual Loans with no Allowance for Credit Losses	0	0
Home equity
Financing Receivable, Past Due [Line Items]
Nonaccrual Loans	5,238	4,924
Nonaccrual Loans with no Allowance for Credit Losses	0	0
Individuals' loans for household and other personal expenditures
Financing Receivable, Past Due [Line Items]
Nonaccrual Loans	0	6
Nonaccrual Loans with no Allowance for Credit Losses	$ 0	$ 0

Amortized cost of financing receivable on nonaccrual status with no allowance for credit loss. Excludes net investment in lease.

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