FAIR VALUE MEASUREMENTS AND FAIR VALUES OF FINANCIAL INSTRUMENTS - Level 3 Valuation Techniques Nonrecurring (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Valuation Techniques and the Unobservable Inputs
Recorded investment - with allowance	$ 6,528	$ 6,540
Related allowance	730	740
Nonrecurring fair value measurements
Valuation Techniques and the Unobservable Inputs
Recorded investment - with allowance	5,798	5,800
Foreclosed assets held for sale	531	684
Residential mortgage
Valuation Techniques and the Unobservable Inputs
Foreclosed assets held for sale	256	256
Commercial \| Real estate loan
Valuation Techniques and the Unobservable Inputs
Recorded investment - with allowance	6,456	6,468
Related allowance	658	668
Commercial \| Commercial and industrial
Valuation Techniques and the Unobservable Inputs
Recorded investment - with allowance	72	72
Related allowance	72	72
Commercial \| Loans secured by farm land \| Nonrecurring fair value measurements
Valuation Techniques and the Unobservable Inputs
Recorded investment - with allowance		428
Related allowance		0
Valuation, Market Approach \| Commercial \| Loans secured by farm land \| Nonrecurring fair value measurements
Valuation Techniques and the Unobservable Inputs
Fair value		428
Impaired Loans \| Nonrecurring fair value measurements
Valuation Techniques and the Unobservable Inputs
Recorded investment - with allowance	6,528
Related allowance	730
Fair value	5,798
Impaired Loans \| Valuation, Market Approach \| Residential mortgage \| Real estate loan \| Nonrecurring fair value measurements
Valuation Techniques and the Unobservable Inputs
Recorded investment - with allowance		6,540
Related allowance		740
Fair value		5,800
Impaired Loans \| Valuation, Market Approach \| Commercial \| Real estate loan \| Nonrecurring fair value measurements
Valuation Techniques and the Unobservable Inputs
Recorded investment - with allowance	6,456	6,468
Related allowance	658	668
Fair value	$ 5,798	$ 5,800
Impaired Loans \| Valuation, Market Approach \| Commercial \| Real estate loan \| Weighted average \| Nonrecurring fair value measurements
Valuation Techniques and the Unobservable Inputs
Discount rate	27.00%	27.00%
Impaired Loans \| Valuation, Market Approach \| Commercial \| Commercial and industrial \| Nonrecurring fair value measurements
Valuation Techniques and the Unobservable Inputs
Recorded investment - with allowance	$ 72	$ 72
Related allowance	72	72
Fair value	$ 0	$ 0
Impaired Loans \| Valuation, Market Approach \| Commercial \| Commercial and industrial \| Weighted average \| Nonrecurring fair value measurements
Valuation Techniques and the Unobservable Inputs
Discount rate	100.00%	100.00%
Impaired Loans \| Valuation, Market Approach \| Commercial \| Loans secured by farm land \| Weighted average \| Nonrecurring fair value measurements
Valuation Techniques and the Unobservable Inputs
Discount rate		50.00%
Foreclosed Assets Held For Sale \| Nonrecurring fair value measurements
Valuation Techniques and the Unobservable Inputs
Foreclosed assets held for sale	$ 531
Valuation allowance	0
Fair value	531
Foreclosed Assets Held For Sale \| Valuation, Market Approach \| Commercial Real Estate Receivables \| Nonrecurring fair value measurements
Valuation Techniques and the Unobservable Inputs
Foreclosed assets held for sale	275	$ 256
Valuation allowance	0	0
Fair value	$ 275	$ 256
Foreclosed Assets Held For Sale \| Valuation, Market Approach \| Commercial Real Estate Receivables \| Weighted average \| Nonrecurring fair value measurements
Valuation Techniques and the Unobservable Inputs
Discount rate	50.00%	53.00%
Foreclosed Assets Held For Sale \| Valuation, Market Approach \| Residential mortgage \| Nonrecurring fair value measurements
Valuation Techniques and the Unobservable Inputs
Foreclosed assets held for sale	$ 256	$ 684
Valuation allowance	0	0
Fair value	$ 256	$ 684
Foreclosed Assets Held For Sale \| Valuation, Market Approach \| Residential mortgage \| Weighted average \| Nonrecurring fair value measurements
Valuation Techniques and the Unobservable Inputs
Discount rate	53.00%

The fair value of foreclosed real estate.

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The fair value of impaired loans.

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Interest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt.

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- Definition

Amount of allowance for credit losses related to recorded investment.

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Amount of investment in impaired financing receivables for which there is a related allowance for credit losses.

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-Publisher FASB
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- Definition

Carrying amount as of the balance sheet date of land and buildings obtained through foreclosure proceedings or defeasance in full or partial satisfaction of a debt arrangement.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
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-URI http://asc.fasb.org/extlink&oid=123577603&loc=d3e5162-111524

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For each period for which an income statement is required, disclosure of the changes in the allowance, including balances at end of period.

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