FAIR VALUE - Summary of assets and liabilities measured at fair value on a recurring or nonrecurring, the significant unobservable inputs (Details) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2022	Dec. 31, 2021
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Securities, Available-for-sale		$ 55,562
Fair value (Held to Maturity)	$ 78,624
Corporate bonds
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Securities, Available-for-sale		8,325
Fair value (Held to Maturity)	22,232
Nonrecurring | Commission and Cost to Sell | Level 3 | Commercial properties | Appraisal value
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative assets, Fair Value	$ 187
Nonrecurring | Management discount for asset/property type | Level 3 | Commercial and Industrial | Sales Comparison, Market Approach [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets, Fair Value Estimate		$ 439
Nonrecurring | Commission, Cost To Sell, Closing Costs [Member] | Level 3 | Commercial properties | Appraisal value
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range and weighted average of discount rate	9.00%
Nonrecurring | Minimum | Management discount for asset/property type | Level 3 | Commercial and Industrial | Sales Comparison, Market Approach [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range and weighted average of discount rate		17.00%
Nonrecurring | Maximum | Management discount for asset/property type | Level 3 | Commercial and Industrial | Sales Comparison, Market Approach [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range and weighted average of discount rate		45.00%
Nonrecurring | Weighted Average | Management discount for asset/property type | Level 3 | Commercial and Industrial | Sales Comparison, Market Approach [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range and weighted average of discount rate		39.00%
Nonrecurring | Weighted Average | Commission, Cost To Sell, Closing Costs [Member] | Level 3 | Commercial properties | Appraisal value
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range and weighted average of discount rate	9.00%
Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Securities, Available-for-sale		$ 55,562
Loans held at fair value, Fair value	$ 22,871
Guarantee asset, Fair Value	159	237
Equity warrants, Fair value	827	160
Recurring | Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Securities, Available-for-sale		2,113
Loans held at fair value, Fair value	22,871
Guarantee asset, Fair Value	159	237
Equity warrants, Fair value	827	160
Recurring | Corporate bonds
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Securities, Available-for-sale		8,325
Recurring | Corporate bonds | Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Securities, Available-for-sale		2,113
Recurring | Corporate bonds | Discount rate | Level 3 | Discounted cash flow
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Securities, Available-for-sale		$ 2,113
Range and weighted average of discount rate		7.00%
Recurring | Corporate bonds | Weighted Average | Discount rate | Level 3 | Discounted cash flow
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range and weighted average of discount rate		7.00%
Recurring | Loans Held at Fair Value | Discount rate | Level 3 | Discounted cash flow
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative assets, Fair Value	$ 22,871
Recurring | Loans Held at Fair Value | Minimum | Discount rate | Level 3 | Discounted cash flow
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range and weighted average of discount rate	4.00%
Recurring | Loans Held at Fair Value | Maximum | Discount rate | Level 3 | Discounted cash flow
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range and weighted average of discount rate	18.00%
Recurring | Loans Held at Fair Value | Weighted Average | Discount rate | Level 3 | Discounted cash flow
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range and weighted average of discount rate	9.00%
Recurring | Guarantee Asset | Discount rate | Level 3 | Discounted cash flow
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range and weighted average of discount rate	5.00%	3.00%
Recurring | Guarantee Asset | Prepayment rate | Level 3 | Discounted cash flow
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Guarantee asset, Fair Value	$ 159	$ 237
Range and weighted average of discount rate	6.00%	18.00%
Recurring | Guarantee Asset | Weighted Average | Discount rate | Level 3 | Discounted cash flow
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range and weighted average of discount rate	5.00%	3.00%
Recurring | Guarantee Asset | Weighted Average | Prepayment rate | Level 3 | Discounted cash flow
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range and weighted average of discount rate	6.00%	18.00%
Recurring | IRLC,net | Pull through | Level 3 | Best execution model
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative assets, Fair Value	$ 138	$ 1,473
Recurring | IRLC,net | Minimum | Pull through | Level 3 | Best execution model
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range and weighted average of discount rate	73.00%	71.00%
Recurring | IRLC,net | Maximum | Pull through | Level 3 | Best execution model
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range and weighted average of discount rate	100.00%	100.00%
Recurring | IRLC,net | Weighted Average | Pull through | Level 3 | Best execution model
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range and weighted average of discount rate	94.00%	88.00%
Recurring | IRLC,net
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative assets, Fair Value	$ 138	$ 1,473
Recurring | IRLC,net | Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative assets, Fair Value	138	1,473
Recurring | Equity Warrants | Volatility | Level 3 | Black-Scholes option pricing model
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Equity warrants, Fair value		$ 160
Recurring | Equity Warrants | Risk-free interest rate | Level 3 | Black-Scholes option pricing model
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative assets, Fair Value	$ 827
Recurring | Equity Warrants | Minimum | Volatility | Level 3 | Black-Scholes option pricing model
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range and weighted average of discount rate	31.20%	24.00%
Recurring | Equity Warrants | Minimum | Risk-free interest rate | Level 3 | Black-Scholes option pricing model
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range and weighted average of discount rate	1.78%	0.30%
Recurring | Equity Warrants | Minimum | Remaining life | Level 3 | Black-Scholes option pricing model
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range term	0 years	0 years
Recurring | Equity Warrants | Maximum | Volatility | Level 3 | Black-Scholes option pricing model
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range and weighted average of discount rate	32.40%	37.00%
Recurring | Equity Warrants | Maximum | Risk-free interest rate | Level 3 | Black-Scholes option pricing model
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range and weighted average of discount rate	4.14%	1.10%
Recurring | Equity Warrants | Maximum | Remaining life | Level 3 | Black-Scholes option pricing model
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range term	4 years	4 years
Recurring | Equity Warrants | Weighted Average | Volatility | Level 3 | Black-Scholes option pricing model
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range and weighted average of discount rate	31.40%	32.00%
Recurring | Equity Warrants | Weighted Average | Risk-free interest rate | Level 3 | Black-Scholes option pricing model
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range and weighted average of discount rate	3.68%	0.97%
Recurring | Forward Commitment
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative assets, Fair Value	$ 1,128	$ (74)
Recurring | Forward Commitment | Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative assets, Fair Value	(11)	(9)
Recurring | Forward Commitment | Market Differential | Level 3 | Internal Pricing Model
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative assets, Fair Value	$ (11)	$ (9)
Recurring | Forward Commitment | Minimum | Market Differential | Level 3 | Internal Pricing Model
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative assets	56	14
Recurring | Forward Commitment | Maximum | Market Differential | Level 3 | Internal Pricing Model
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative assets	67	2
Recurring | Forward Commitment | Weighted Average | Market Differential | Level 3 | Internal Pricing Model
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative assets	62	6