Annual report [Section 13 and 15(d), not S-K Item 405]

Note 6 - Income Taxes (Details Textual)

v3.25.1
Note 6 - Income Taxes (Details Textual) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
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 $ 14,500 $ 14,500      
Deferred Tax Liability Not Recognized, Amount of Unrecognized Deferred Tax Liability, Bad Debt Reserve for Tax Purposes of Qualified Lender 3,800 3,800      
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued 0 0      
State and Local Jurisdiction [Member] | Indiana Department of Revenue [Member]          
Operating Loss Carryforwards 3,600        
Tax Credit Carryforward, Amount 63        
Tax Credit Carryforward, Valuation Allowance 63 $ 62      
Limitaion on Use of Operating Losses 3,600        
State and Local Jurisdiction [Member] | Illinois Department of Revenue [Member]          
Operating Loss Carryforwards 67,600        
State and Local Jurisdiction [Member] | Illinois Department of Revenue [Member] | First Personal Financial Corporation [Member]          
Deferred Tax Assets, Tax Credit Carryforwards, Alternative Minimum Tax         $ 7,200
State and Local Jurisdiction [Member] | Illinois Department of Revenue [Member] | AJS Bancorp, Inc [Member]          
Operating Loss Carryforwards       $ 11,400  
State and Local Jurisdiction [Member] | Illinois Department of Revenue [Member] | Royal Financial, Inc. [Member]          
Operating Loss Carryforwards     $ 57,400    
Domestic Tax Jurisdiction [Member] | Internal Revenue Service (IRS) [Member] | First Personal Financial Corporation [Member]          
Operating Loss Carryforwards       7,200 3,300
Operating Loss Carry Forwards Expires         2,200
Operating Loss Carryforward, Not Subject To Expiration         1,100
Limitaion on Use of Operating Losses         $ 362
Domestic Tax Jurisdiction [Member] | Internal Revenue Service (IRS) [Member] | AJS Bancorp, Inc [Member]          
Operating Loss Carry Forwards Expires       3,600  
Operating Loss Carryforward, Not Subject To Expiration       3,600  
Limitaion on Use of Operating Losses       $ 834  
Domestic Tax Jurisdiction [Member] | Internal Revenue Service (IRS) [Member] | Royal Financial, Inc. [Member]          
Operating Loss Carry Forwards Expires     2,700    
Operating Loss Carryforward, Not Subject To Expiration     623,000    
Limitaion on Use of Operating Losses     755    
Domestic Tax Jurisdiction [Member] | Illinois Department of Revenue [Member]          
Operating Loss Carryforwards $ 4,300        
Domestic Tax Jurisdiction [Member] | Illinois Department of Revenue [Member] | Royal Financial, Inc. [Member]          
Operating Loss Carryforwards     $ 3,300