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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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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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The fair value of financial liabilities, which are not recognized in the financial statements (off-balance sheet) because they fail to meet some other criterion for recognition.

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Amortized cost excluding accrued interest, before allowance for credit loss, of financing receivable. Excludes net investment in lease.

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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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Amount of expected credit loss for credit exposure on off-balance-sheet commitment, including but not limited to, loan commitment, standby letter of credit, financial guarantee not accounted for as insurance. Excludes off-balance sheet credit exposure accounted for as insurance and instrument accounted for under derivatives and hedging.

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Amount of expense (reversal of expense) for expected credit loss for off-balance sheet credit exposure. Excludes off-balance sheet credit exposure accounted for as insurance and instrument accounted for under derivatives and hedging.

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Unused amount of commitments to extend credit to customers.

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Note 7 - Commitments and Contingencies (Details Textual)	2 Months Ended	3 Months Ended		12 Months Ended
	Mar. 13, 2026 USD ($)	Mar. 31, 2026 USD ($)	Mar. 31, 2025 USD ($)	Dec. 31, 2025 USD ($)	Mar. 12, 2026 USD ($)
Unused Commitments to Extend Credit		$ 143,200,000		$ 158,300,000
Off-Balance-Sheet, Credit Loss, Liability		762,300		829,100
Off-Balance-Sheet, Credit Loss, Liability, Credit Loss Expense (Reversal)	$ 66,800	66,800	$ 73,300
Fair Value Disclosure, off-Balance-Sheet Risks, Amount, Liability		198,000		189,800
Deposits		1,698,744,000		1,758,669,000
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss		2,043,296,000		2,035,227,000
Cannabis-related Loan [Member]
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss		$ 46,000,000		$ 47,000,000
Customer Concentration Risk [Member] \| Deposits [Member]
Number of Major Customers		2		2
Cannabis Customers [Member]
Deposits		$ 56,200,000		$ 61,900,000
Cannabis Customers [Member] \| Customer Concentration Risk [Member] \| Deposits [Member]
Concentration Risk, Percentage		3.30%		3.50%
Two Customers [Member] \| Customer Concentration Risk [Member] \| Deposits [Member]
Concentration Risk, Percentage		27.80%		30.70%
Standby Letters of Credit [Member]
Fair Value Disclosure, off-Balance-Sheet Risks, Amount, Liability		$ 600,000		$ 600,000
Municipal Letter of Credit [Member]
Line of Credit Facility, Maximum Borrowing Capacity					$ 100,000,000
Short-Term Debt		$ 0