LOANS (Accruing loans - aging analysis) (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023	Jun. 30, 2023
Financing Receivable, Troubled Debt Restructuring [Line Items]
Nonaccrual	$ 103,123	$ 95,426
Nonaccrual
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans			$ 2,229
Nonaccrual	169
Total Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans	0		0
30-59 Days Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans	0		0
60-89 Days Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans	0		0
90 Days or More Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans	0		0
Current
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans	6,083		11,470
Commercial and industrial | Commercial and industrial
Financing Receivable, Troubled Debt Restructuring [Line Items]
Nonaccrual	48,138	46,815
Commercial and industrial | Commercial and industrial | Nonaccrual
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans			0
Nonaccrual	0
Commercial and industrial | Commercial and industrial | Total Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans	0		0
Commercial and industrial | Commercial and industrial | 30-59 Days Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans	0		0
Commercial and industrial | Commercial and industrial | 60-89 Days Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans	0		0
Commercial and industrial | Commercial and industrial | 90 Days or More Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans	0		0
Commercial and industrial | Commercial and industrial | Current
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans	267		5,073
Commercial and industrial | Real Estate Construction
Financing Receivable, Troubled Debt Restructuring [Line Items]
Nonaccrual	864	783
Commercial and industrial | Real Estate Construction | Nonaccrual
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans			1,477
Nonaccrual	0
Commercial and industrial | Real Estate Construction | Total Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans	0		0
Commercial and industrial | Real Estate Construction | 30-59 Days Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans	0		0
Commercial and industrial | Real Estate Construction | 60-89 Days Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans	0		0
Commercial and industrial | Real Estate Construction | 90 Days or More Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans	0		0
Commercial and industrial | Real Estate Construction | Current
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans	3,855		0
Commercial and industrial | Owner occupied commercial real estate
Financing Receivable, Troubled Debt Restructuring [Line Items]
Nonaccrual	13,039	31,592
Commercial and industrial | Owner occupied commercial real estate | Nonaccrual
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans			0
Commercial and industrial | Owner occupied commercial real estate | Total Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans			0
Commercial and industrial | Owner occupied commercial real estate | 30-59 Days Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans			0
Commercial and industrial | Owner occupied commercial real estate | 60-89 Days Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans			0
Commercial and industrial | Owner occupied commercial real estate | 90 Days or More Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans			0
Commercial and industrial | Owner occupied commercial real estate | Current
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans			5,043
Commercial and industrial | Non-owner occupied commercial real estate
Financing Receivable, Troubled Debt Restructuring [Line Items]
Nonaccrual	135	367
Commercial and industrial | Non-owner occupied commercial real estate | Nonaccrual
Financing Receivable, Troubled Debt Restructuring [Line Items]
Nonaccrual	0
Commercial and industrial | Non-owner occupied commercial real estate | Total Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans	0
Commercial and industrial | Non-owner occupied commercial real estate | 30-59 Days Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans	0
Commercial and industrial | Non-owner occupied commercial real estate | 60-89 Days Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans	0
Commercial and industrial | Non-owner occupied commercial real estate | 90 Days or More Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans	0
Commercial and industrial | Non-owner occupied commercial real estate | Current
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans	614
Agricultural and agricultural real estate
Financing Receivable, Troubled Debt Restructuring [Line Items]
Nonaccrual	34,065	9,210
Agricultural and agricultural real estate | Nonaccrual
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans			0
Agricultural and agricultural real estate | Total Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans			0
Agricultural and agricultural real estate | 30-59 Days Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans			0
Agricultural and agricultural real estate | 60-89 Days Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans			0
Agricultural and agricultural real estate | 90 Days or More Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans			0
Agricultural and agricultural real estate | Current
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans			1,354
Residential real estate
Financing Receivable, Troubled Debt Restructuring [Line Items]
Nonaccrual	5,503	5,086
Residential real estate | Nonaccrual
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans			752
Nonaccrual	0
Residential real estate | Total Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans	0		0
Residential real estate | 30-59 Days Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans	0		0
Residential real estate | 60-89 Days Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans	0		0
Residential real estate | 90 Days or More Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans	0		0
Residential real estate | Current
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans	1,347		$ 0
Consumer
Financing Receivable, Troubled Debt Restructuring [Line Items]
Nonaccrual	1,379	$ 1,573
Consumer | Nonaccrual
Financing Receivable, Troubled Debt Restructuring [Line Items]
Nonaccrual	169
Consumer | Total Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans	0
Consumer | 30-59 Days Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans	0
Consumer | 60-89 Days Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans	0
Consumer | 90 Days or More Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans	0
Consumer | Current
Financing Receivable, Troubled Debt Restructuring [Line Items]
Accruing Loans	$ 0