Quarterly report pursuant to Section 13 or 15(d)

Note 3 - Loans and Allowance for Loan Losses - Changes in Allowance for Loan Losses (Details)

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Note 3 - Loans and Allowance for Loan Losses - Changes in Allowance for Loan Losses (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Beginning balance $ 624 $ 779
Charge-offs 0 0
Recoveries 0 6
Net recoveries (charge-offs) 0 6
Release of provision for credit losses (29) 0
Ending balance 979 785
Accounting Standards Update 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member]    
Beginning balance 384  
First Mortgage Loans [Member] | One To Four Family Residential [Member]    
Beginning balance 581 675
Charge-offs 0 0
Recoveries 0 6
Net recoveries (charge-offs) 0 6
Release of provision for credit losses (26) 48
Ending balance 890 729
First Mortgage Loans [Member] | One To Four Family Residential [Member] | Accounting Standards Update 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member]    
Beginning balance 335  
First Mortgage Loans [Member] | Multifamily [Member]    
Beginning balance 19 69
Charge-offs 0 0
Recoveries 0 0
Net recoveries (charge-offs) 0 0
Release of provision for credit losses (1) (42)
Ending balance 41 27
First Mortgage Loans [Member] | Multifamily [Member] | Accounting Standards Update 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member]    
Beginning balance 23  
First Mortgage Loans [Member] | Commercial Real Estate [Member]    
Beginning balance 19 25
Charge-offs 0 0
Recoveries 0 0
Net recoveries (charge-offs) 0 0
Release of provision for credit losses (2) 1
Ending balance 46 26
First Mortgage Loans [Member] | Commercial Real Estate [Member] | Accounting Standards Update 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member]    
Beginning balance 29  
Consumer Portfolio Segment [Member]    
Beginning balance 5 10
Charge-offs 0 0
Recoveries 0 0
Net recoveries (charge-offs) 0 0
Release of provision for credit losses 0 (7)
Ending balance 2 $ 3
Consumer Portfolio Segment [Member] | Accounting Standards Update 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member]    
Beginning balance $ (3)