Annual report pursuant to Section 13 and 15(d)

Note 8 - Income Taxes (Details Textual)

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Note 8 - Income Taxes (Details Textual) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent 21.00% 21.00%
Deferred Tax Liabilities, Retained Earnings $ 8,400 $ 6,000
Deferred Tax Liability Not Recognized, Amount of Unrecognized Deferred Tax Liability, Bad Debt Reserve for Tax Purposes of Qualified Lender 2,200 1,300
Unrecognized Tax Benefits, Ending Balance 0 0
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued, Total 0 0
State and Local Jurisdiction [Member] | Indiana Department of Revenue [Member]    
Operating Loss Carryforwards, Total $ 6,900  
Operating Loss Carryforwards, Date of Expiration 2024  
Tax Credit Carryforward, Amount $ 116  
Tax Credit Carryforward, Valuation Allowance 92 $ 87
State and Local Jurisdiction [Member] | Illinois Department of Revenue [Member]    
Operating Loss Carryforwards, Total 12,900  
State and Local Jurisdiction [Member] | Illinois Department of Revenue [Member] | First Personal Financial Corporation [Member]    
Operating Loss Carryforwards, Total 6,700  
State and Local Jurisdiction [Member] | Illinois Department of Revenue [Member] | AJS Bancorp, Inc [Member]    
Operating Loss Carryforwards, Total 11,400  
Domestic Tax Authority [Member] | Internal Revenue Service (IRS) [Member]    
Operating Loss Carryforwards, Total 9,300  
Domestic Tax Authority [Member] | Internal Revenue Service (IRS) [Member] | First Personal Financial Corporation [Member]    
Operating Loss Carryforwards, Total 3,300  
Deferred Tax Assets, Tax Credit Carryforwards, Alternative Minimum Tax 59  
Operating Loss Carry Forwards Expires 2,200  
Operating Loss Carryforward, Not Subject To Expiration 1,100  
Deferred Tax Assets, Tax Credit Carryforwards, Alternative Minimum Tax, Not Subject to Expiration 59  
Limitaion on Use of Operating Losses 362  
Domestic Tax Authority [Member] | Internal Revenue Service (IRS) [Member] | AJS Bancorp, Inc [Member]    
Operating Loss Carryforwards, Total 7,200  
Operating Loss Carry Forwards Expires 3,600  
Operating Loss Carryforward, Not Subject To Expiration 3,600  
Limitaion on Use of Operating Losses $ 825