FAIR VALUE DISCLOSURES - Schedule of Valuation Methodology and Unobservable Inputs for Level 3 Assets Measured at Fair Value on a Non-Recurring Basis (Details) - Fair Value, Measurements, Nonrecurring $ in Thousands	Sep. 30, 2026 USD ($)	Dec. 31, 2025 USD ($)
Valuation Methodology and Unobservable Inputs For Level 3 Assets Measured At Fair Value [Line Items]
Fair Value	$ 7,098	$ 7,286
Commercial and industrial loans: \| Collateral based measurements \| Discount to reflect current market conditions and ultimate collectability
Valuation Methodology and Unobservable Inputs For Level 3 Assets Measured At Fair Value [Line Items]
Fair Value	$ 3,222	$ 3,391
Commercial and industrial loans: \| Average \| Collateral based measurements \| Discount to reflect current market conditions and ultimate collectability
Valuation Methodology and Unobservable Inputs For Level 3 Assets Measured At Fair Value [Line Items]
Inputs	0.54	0.52
Commercial and industrial loans: \| Minimum \| Collateral based measurements \| Discount to reflect current market conditions and ultimate collectability
Valuation Methodology and Unobservable Inputs For Level 3 Assets Measured At Fair Value [Line Items]
Inputs	0.06	0.06
Commercial and industrial loans: \| Maximum \| Collateral based measurements \| Discount to reflect current market conditions and ultimate collectability
Valuation Methodology and Unobservable Inputs For Level 3 Assets Measured At Fair Value [Line Items]
Inputs	0.99	0.99
Commercial Real Estate and Multifamily Residential \| Collateral based measurements \| Discount to reflect current market conditions and ultimate collectability
Valuation Methodology and Unobservable Inputs For Level 3 Assets Measured At Fair Value [Line Items]
Fair Value	$ 2,319	$ 2,354
Commercial Real Estate and Multifamily Residential \| Average \| Collateral based measurements \| Discount to reflect current market conditions and ultimate collectability
Valuation Methodology and Unobservable Inputs For Level 3 Assets Measured At Fair Value [Line Items]
Inputs	0.33	0.28
Commercial Real Estate and Multifamily Residential \| Minimum \| Collateral based measurements \| Discount to reflect current market conditions and ultimate collectability
Valuation Methodology and Unobservable Inputs For Level 3 Assets Measured At Fair Value [Line Items]
Inputs	0.22	0.07
Commercial Real Estate and Multifamily Residential \| Maximum \| Collateral based measurements \| Discount to reflect current market conditions and ultimate collectability
Valuation Methodology and Unobservable Inputs For Level 3 Assets Measured At Fair Value [Line Items]
Inputs	0.44	0.62
Agri-business and agricultural loans \| Collateral based measurements \| Discount to reflect current market conditions and ultimate collectability
Valuation Methodology and Unobservable Inputs For Level 3 Assets Measured At Fair Value [Line Items]
Fair Value	$ 23	$ 18
Agri-business and agricultural loans \| Average \| Collateral based measurements \| Discount to reflect current market conditions and ultimate collectability
Valuation Methodology and Unobservable Inputs For Level 3 Assets Measured At Fair Value [Line Items]
Inputs	0.44	0.62

FAIR VALUE DISCLOSURES - Schedule of Valuation Methodology and Unobservable Inputs for Level 3 Assets Measured at Fair Value on a Non-Recurring Basis (Details) - Fair Value, Measurements, Nonrecurring
$ in Thousands

Sep. 30, 2026

USD ($)

Dec. 31, 2025

USD ($)

Valuation Methodology and Unobservable Inputs For Level 3 Assets Measured At Fair Value [Line Items]

Fair Value

$ 7,098

$ 7,286

Commercial and industrial loans: | Collateral based measurements | Discount to reflect current market conditions and ultimate collectability

Valuation Methodology and Unobservable Inputs For Level 3 Assets Measured At Fair Value [Line Items]

Fair Value

$ 3,222