The percentage of common stock issued that employee stock ownership plan (ESOP) shares are issued.

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The percentage of share purchased in the employee stock ownership plan.

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The required minimum investment in FHLB stock based on specific percentage of the company's outstanding mortgages, total assets, or FHLB advances.

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The amount of cash outflow for contributions to charity.

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The cash inflow from the additional capital contribution to the entity, net of issuance costs.

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Amount of allowance reserve recorded on balance sheet for mortgage loans sold with recourse.

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The amount of mortgage loans sold with recourse repurchased during the period due to the defaults.

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The remaining balance of mortgage loans sold with recourse.

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The shares or units in an ESOP trust that have been assigned to individual participant accounts based on a known formula. IRS rules require allocations to be nondiscriminatory generally based on compensation, length of service, or a combination of both. For any particular participant such shares or units may be vested, unvested, or partially vested.

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Sum of the allocated, committed-to-be-released and suspense shares of the entity held by the plan.

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- Definition

Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements and loans held for sale.

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The cash inflow associated with the amount received from entity's first offering of stock to the public.

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The cash inflow from the additional capital contribution to the entity.

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The cumulative amount of the reporting entity's undistributed earnings or deficit.

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Per share or per unit amount of equity securities issued.

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Number of shares of capital stock issued (purchased by employees) in connection with an employee stock ownership plan.

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Number of new stock issued during the period.

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Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering.

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Amount of investment in debt security measured at fair value with change in fair value recognized in net income (trading) and investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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Note 1 - Summary of Significant Accounting Policies (Details Textual) - USD ($)			1 Months Ended	12 Months Ended
	Dec. 18, 2015	Jan. 29, 2015	Apr. 30, 2021	Dec. 31, 2021	Dec. 31, 2020	Dec. 15, 2015	Jun. 30, 2014
Stock Issued During Period, Shares, New Issues (in shares)		13,100,360
Proceeds from Issuance of Common Stock, Net		$ 117,600,000
Proceeds from Issuance Initial Public Offering		58,400,000
Retained Earnings (Accumulated Deficit), Ending Balance				$ 103,014,000	$ 92,657,000		$ 79,700,000
Employee Stock Ownership Plan (ESOP), Issued, Percentage of Common Stock Issued	8.00%
Stock Issued During Period, Shares, Employee Stock Ownership Plan (in shares)	1,048,029
Employee Stock Ownership Plan (ESOP), Shares in ESOP, Total (in shares)				1,048,029	1,048,029	1,048,029
Employee Stock Ownership Plan (ESOP), Number of Shares Purchased, Percentage				100.00%		100.00%
Employee Stock Ownership Plan (ESOP), Number of Allocated Shares (in shares)				333,396	280,507
Loans and Leases Receivable, Net Amount, Total				$ 1,350,260,000	$ 1,141,969,000
Debt Securities, Trading, and Equity Securities, FV-NI, Total				0	0
Federal Home Loan Bank, Minimum Investment Requirement				5,200,000	5,900,000
Transfers of financial Assets, Mortgage Loans Sold with Recourse, Remaining Balance				2,000,000.0	2,700,000
Transfers of financial Assets, Mortgage Loans Sold with Recourse, Amount Repurchased				0	0
Accrued Liabilities And Other Liabilities [Member]
Transfers of financial Assets, Mortgage Loans Sold with Recourse, Allowance Reserve				$ 11,000	$ 11,000
First Federal Community Foundation [Member]
Payments for Contributions to Charity		$ 400,000
Quin Ventures, Inc [Member] \| Joint Venture Agreement [Member] \| Partially Unfunded Loan Commitment [Member]
Loans and Leases Receivable, Net Amount, Total			$ 15,000,000.0
POM Peace of Mind, Inc [Member] \| Joint Venture Agreement [Member]
Stock Issued During Period, Shares, New Issues (in shares)			29,719
Stock Issued During Period, Value, New Issues			$ 500,000
Contribution of Nonmonetary Assets to Charitable Organization [Member] \| First Federal Community Foundation [Member]
Stock Issued During Period, Shares, New Issues (in shares)		933,360
IPO [Member]
Stock Issued During Period, Shares, New Issues (in shares)		12,167,000
Shares Issued, Price Per Share (in dollars per share)		$ 10.00
Proceeds from Issuance of Common Stock		$ 121,700,000