FAIR VALUE - Summary of assets and liabilities measured at fair value on a recurring or nonrecurring, the significant unobservable inputs (Details) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2026 USD ($) year	Dec. 31, 2025 USD ($) year
Summary of assets measured on a recurring and nonrecurring basis
Derivative Asset	$ 1,636	$ 952
Fair Value, Recurring
Summary of assets measured on a recurring and nonrecurring basis
Loans held at fair value, Fair value	2,468	3,182
Guarantee asset, Fair Value	250	243
Fair Value, Recurring | Significant Unobservable Inputs (Level 3)
Summary of assets measured on a recurring and nonrecurring basis
Loans held at fair value, Fair value	2,468	3,182
Guarantee asset, Fair Value	250	243
Fair Value, Recurring | Significant Unobservable Inputs (Level 3) | Black-Scholes option pricing model
Summary of assets measured on a recurring and nonrecurring basis
Derivative Asset	$ 756	$ 756
Fair Value, Recurring | Remaining life | Significant Unobservable Inputs (Level 3) | Black-Scholes option pricing model
Summary of assets measured on a recurring and nonrecurring basis
Derivative assets | year	2
Fair Value, Recurring | Minimum | Volatility | Significant Unobservable Inputs (Level 3) | Black-Scholes option pricing model
Summary of assets measured on a recurring and nonrecurring basis
Derivative assets	0.33	0.33
Fair Value, Recurring | Minimum | Risk-free interest rate | Significant Unobservable Inputs (Level 3) | Black-Scholes option pricing model
Summary of assets measured on a recurring and nonrecurring basis
Derivative assets	0.03	(0.03)
Fair Value, Recurring | Maximum | Volatility | Significant Unobservable Inputs (Level 3) | Black-Scholes option pricing model
Summary of assets measured on a recurring and nonrecurring basis
Derivative assets	0.74	0.74
Fair Value, Recurring | Maximum | Remaining life | Significant Unobservable Inputs (Level 3) | Black-Scholes option pricing model
Summary of assets measured on a recurring and nonrecurring basis
Derivative assets | year		2
Fair Value, Recurring | Weighted Average | Volatility | Significant Unobservable Inputs (Level 3) | Black-Scholes option pricing model
Summary of assets measured on a recurring and nonrecurring basis
Derivative assets	(0.42)	0.42
Fair Value, Recurring | Weighted Average | Risk-free interest rate | Significant Unobservable Inputs (Level 3) | Black-Scholes option pricing model
Summary of assets measured on a recurring and nonrecurring basis
Derivative assets	(0.03)	0.03
Fair Value, Recurring | Loans Held at Fair Value | Significant Unobservable Inputs (Level 3) | Discounted cash flow
Summary of assets measured on a recurring and nonrecurring basis
Loans held at fair value, Fair value	$ 2,468	$ 3,182
Fair Value, Recurring | Loans Held at Fair Value | Minimum | Discount rate | Significant Unobservable Inputs (Level 3) | Discounted cash flow
Summary of assets measured on a recurring and nonrecurring basis
Loans held for investment at fair value, measurement input	6.00%	6.00%
Fair Value, Recurring | Loans Held at Fair Value | Maximum | Discount rate | Significant Unobservable Inputs (Level 3) | Discounted cash flow
Summary of assets measured on a recurring and nonrecurring basis
Loans held for investment at fair value, measurement input	7.00%	(7.00%)
Fair Value, Recurring | Loans Held at Fair Value | Weighted Average | Discount rate | Significant Unobservable Inputs (Level 3) | Discounted cash flow
Summary of assets measured on a recurring and nonrecurring basis
Loans held for investment at fair value, measurement input	(6.00%)	(6.00%)
Fair Value, Recurring | Guarantee Asset | Significant Unobservable Inputs (Level 3) | Discounted cash flow
Summary of assets measured on a recurring and nonrecurring basis
Guarantee asset, Fair Value	$ 250	$ 243
Fair Value, Recurring | Guarantee Asset | Discount rate | Significant Unobservable Inputs (Level 3) | Discounted cash flow
Summary of assets measured on a recurring and nonrecurring basis
Guarantee assets, measurement input	5.00%	6.00%
Fair Value, Recurring | Guarantee Asset | Prepayment Rate | Significant Unobservable Inputs (Level 3) | Discounted cash flow
Summary of assets measured on a recurring and nonrecurring basis
Guarantee assets, measurement input	19.00%	(20.00%)
Fair Value, Recurring | Guarantee Asset | Weighted Average | Discount rate | Significant Unobservable Inputs (Level 3) | Discounted cash flow
Summary of assets measured on a recurring and nonrecurring basis
Guarantee assets, measurement input	(5.00%)	(6.00%)
Fair Value, Recurring | Guarantee Asset | Weighted Average | Prepayment Rate | Significant Unobservable Inputs (Level 3) | Discounted cash flow
Summary of assets measured on a recurring and nonrecurring basis
Guarantee assets, measurement input	(19.00%)	20.00%
Fair Value, Nonrecurring | Significant Unobservable Inputs (Level 3) | Commercial and Industrial | Sales comparison, Market approach - guideline transaction method
Summary of assets measured on a recurring and nonrecurring basis
Impaired loans	$ 31	$ 43
Fair Value, Nonrecurring | Significant Unobservable Inputs (Level 3) | Commercial and Industrial | Appraisal value
Summary of assets measured on a recurring and nonrecurring basis
Impaired loans	8,483	8,619
Fair Value, Nonrecurring | Significant Unobservable Inputs (Level 3) | Commercial and Industrial | Valuation Technique Sales Comparison - Market Value Approach
Summary of assets measured on a recurring and nonrecurring basis
Impaired loans	2,984	2,071
Fair Value, Nonrecurring | Significant Unobservable Inputs (Level 3) | Commercial and Industrial | Valuation Technique Income And Market Approach
Summary of assets measured on a recurring and nonrecurring basis
Impaired loans	$ 514
Fair Value, Nonrecurring | Significant Unobservable Inputs (Level 3) | 1-4 family residential | Valuation, Cost Approach
Summary of assets measured on a recurring and nonrecurring basis
Other Real Estate		$ 3,040
Fair Value, Nonrecurring | Measurement Input Loss Given Default | Significant Unobservable Inputs (Level 3) | Commercial and Industrial | Sales comparison, Market approach - guideline transaction method
Summary of assets measured on a recurring and nonrecurring basis
Impaired Loans, Measurement Input	82.00%	(75.00%)
Fair Value, Nonrecurring | Commission, Cost To Sell, Closing Costs | Significant Unobservable Inputs (Level 3) | Commercial and Industrial | Valuation Technique Income And Market Approach
Summary of assets measured on a recurring and nonrecurring basis
Impaired Loans, Measurement Input	10.00%
Fair Value, Nonrecurring | Commission, Cost To Sell, Closing Costs | Significant Unobservable Inputs (Level 3) | 1-4 family residential | Valuation, Cost Approach
Summary of assets measured on a recurring and nonrecurring basis
Other Real Estate Owned, Measurement Input		0.05
Fair Value, Nonrecurring | Minimum | Commission | Significant Unobservable Inputs (Level 3) | Commercial and Industrial | Appraisal value
Summary of assets measured on a recurring and nonrecurring basis
Impaired Loans, Measurement Input	10.00%	(10.00%)
Fair Value, Nonrecurring | Minimum | Market rate adjustment | Significant Unobservable Inputs (Level 3) | Commercial and Industrial | Valuation Technique Sales Comparison - Market Value Approach
Summary of assets measured on a recurring and nonrecurring basis
Impaired Loans, Measurement Input	(7.00%)	(7.00%)
Fair Value, Nonrecurring | Maximum | Commission | Significant Unobservable Inputs (Level 3) | Commercial and Industrial | Appraisal value
Summary of assets measured on a recurring and nonrecurring basis
Impaired Loans, Measurement Input	20.00%	(20.00%)
Fair Value, Nonrecurring | Maximum | Market rate adjustment | Significant Unobservable Inputs (Level 3) | Commercial and Industrial | Valuation Technique Sales Comparison - Market Value Approach
Summary of assets measured on a recurring and nonrecurring basis
Impaired Loans, Measurement Input	(75.00%)	(75.00%)
Fair Value, Nonrecurring | Weighted Average | Measurement Input Loss Given Default | Significant Unobservable Inputs (Level 3) | Commercial and Industrial | Sales comparison, Market approach - guideline transaction method
Summary of assets measured on a recurring and nonrecurring basis
Impaired Loans, Measurement Input	82.00%	75.00%
Fair Value, Nonrecurring | Weighted Average | Commission | Significant Unobservable Inputs (Level 3) | Commercial and Industrial | Appraisal value
Summary of assets measured on a recurring and nonrecurring basis
Impaired Loans, Measurement Input	(17.00%)	17.00%
Fair Value, Nonrecurring | Weighted Average | Market rate adjustment | Significant Unobservable Inputs (Level 3) | Commercial and Industrial | Valuation Technique Sales Comparison - Market Value Approach
Summary of assets measured on a recurring and nonrecurring basis
Impaired Loans, Measurement Input	41.00%	62.00%
Fair Value, Nonrecurring | Weighted Average | Commission, Cost To Sell, Closing Costs | Significant Unobservable Inputs (Level 3) | Commercial and Industrial | Valuation Technique Income And Market Approach
Summary of assets measured on a recurring and nonrecurring basis
Impaired Loans, Measurement Input	(10.00%)
Fair Value, Nonrecurring | Weighted Average | Commission, Cost To Sell, Closing Costs | Significant Unobservable Inputs (Level 3) | 1-4 family residential | Valuation, Cost Approach
Summary of assets measured on a recurring and nonrecurring basis
Other Real Estate Owned, Measurement Input		(0.05)