For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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The aggregate of all deposit liabilities held by the entity, including foreign and domestic, interest and noninterest bearing; may include demand deposits, saving deposits, Negotiable Order of Withdrawal (NOW) and time deposits among others.

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Amount of interest and fee income from loans classified as other.

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The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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The carrying value as of the balance sheet date of the current portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

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Unused amount of commitments to extend credit to customers.

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COMMITMENTS AND CONTINGENCIES (Details) - USD ($)	9 Months Ended		12 Months Ended
COMMITMENTS AND CONTINGENCIES (Details) - USD ($)	Sep. 30, 2019	Sep. 30, 2018	Dec. 31, 2018
Debt Instrument [Line Items]
Unused commitments to extend credit amounted	$ 202,100,000		$ 150,600,000
Deposits	1,293,048,000		1,183,873,000
Loan amount	1,380,000,000		1,240,000,000
Cannabis related loan
Debt Instrument [Line Items]
Loan amount	4,000,000		970,000
Interest income	134,400	$ 38,300
Product concentration risk \| Medical use cannabis customers, deposit balances
Debt Instrument [Line Items]
Deposits	$ 215,900,000		$ 253,800,000
Concentration risk, percentage	16.70%		21.40%
Customer concentration risk \| Medical use cannabis customers, deposit balances \| Two customers
Debt Instrument [Line Items]
Concentration risk, percentage	24.90%		65.90%
Line of credit
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity	$ 40,000,000.0
Line of credit, outstanding	0
Standby letters of credit
Debt Instrument [Line Items]
Standby letters of credit with customers	$ 20,600,000		$ 19,300,000