Note 8 - Subordinated Notes	3 Months Ended
Mar. 31, 2021
Subordinated Notes, Net [Member]
Notes to Financial Statements
Subordinated Borrowings Disclosure [Text Block]	Note 8: Subordinated Notes On July 29, 2020, the Company completed a private offering of $20.0 million aggregate principal amount of 5.25% fixed-to-floating rate subordinated notes due 2030 (the “Notes”). The Notes were issued by the Company to the purchasers at a price equal to 100% of their face amount. Costs related to the issuance of $454,445 reduced the proceeds received by the Company and will be amortized over the life of the notes. The Notes are intended to qualify as Tier 2 capital for regulatory purposes. The Notes have a stated maturity of September 30, 2030, are redeemable by the Company at its option, in whole or in part, on or after September 30, 2025, and at any time upon the occurrences of certain events. Prior to September 30, 2025, the Company may redeem the Notes, in whole but not in part, only under certain limited circumstances set forth in the Note. On or after September 30, 2025, the Company may redeem the Notes, in whole or in part, at its option, on any interest payment date. Any redemption by the Company would be at a redemption price equal to 100% of the principal amount of the Notes being redeemed, together with any accrued and unpaid interest on the Notes being redeemed to but excluding the date of redemption. The Notes are not subject to redemption at the option of the holder. The Notes will bear interest at a fixed rate of 5.25% per year until September 30, 2025 or earlier redemption date. After October 1, 2025, but excluding the maturity date or earlier redemption date, the interest rate will reset quarterly at a variable rate equal to the then current three-month term SOFR plus 519 basis points. Principal and interest on the Notes are subject to acceleration only in limited circumstances. The Notes are unsecured, subordinated obligations of the Company, are not obligations of, and are not guaranteed by, any subsidiary of the Company, and rank junior in right of payment to the Company’s current and future senior indebtedness.

Note 8 - Subordinated Notes

3 Months Ended

Mar. 31, 2021

Subordinated Borrowings Disclosure [Text Block]

Note 8: Subordinated Notes

On July 29, 2020, the Company completed a private offering of $20.0 million aggregate principal amount of 5.25% fixed-to-floating rate subordinated notes due 2030 (the “Notes”). The Notes were issued by the Company to the purchasers at a price equal to 100% of their face amount. Costs related to the issuance of $454,445 reduced the proceeds received by the Company and will be amortized over the life of the notes. The Notes are intended to qualify as Tier 2 capital for regulatory purposes. The Notes have a stated maturity of September 30, 2030, are redeemable by the Company at its option, in whole or in part, on or after September 30, 2025, and at any time upon the occurrences of certain events. Prior to September 30, 2025, the Company may redeem the Notes, in whole but not in part, only under certain limited circumstances set forth in the Note. On or after September 30, 2025, the Company may redeem the Notes, in whole or in part, at its option, on any interest payment date. Any redemption by the Company would be at a redemption price equal to 100% of the principal amount of the Notes being redeemed, together with any accrued and unpaid interest on the Notes being redeemed to but excluding the date of redemption. The Notes are not subject to redemption at the option of the holder. The Notes will bear interest at a fixed rate of 5.25% per year until September 30, 2025 or earlier redemption date. After October 1, 2025, but excluding the maturity date or earlier redemption date, the interest rate will reset quarterly at a variable rate equal to the then current three-month term SOFR plus 519 basis points. Principal and interest on the Notes are subject to acceleration only in limited circumstances. The Notes are unsecured, subordinated obligations of the Company, are not obligations of, and are not guaranteed by, any subsidiary of the Company, and rank junior in right of payment to the Company’s current and future senior indebtedness.