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Note 7 - Debt (Details Textual)
$ in Thousands
3 Months Ended
Jun. 09, 2023
USD ($)
Apr. 08, 2021
USD ($)
Mar. 31, 2025
USD ($)
Mar. 31, 2024
USD ($)
Mar. 27, 2025
USD ($)
Dec. 31, 2024
USD ($)
Interest Expense, Debt     $ 100 $ 100    
Interest Costs Capitalized     100 $ 100    
General Insurance Expense     1,000      
Long-Term Debt     $ 8,275     $ 8,858
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration]   Prime Rate [Member]        
Insurance Notes [Member]            
Debt Instrument, Interest Rate, Stated Percentage     7.95%      
Long-Term Debt     $ 500     $ 900
Cadence Bank [Member]            
Line of Credit Facility, Maximum Borrowing Capacity $ 10,000       $ 10,000  
Line of Credit Facility, Remaining Borrowing Capacity     2,500      
Line of Credit Facility, Increase (Decrease), Net $ 5,000          
Line of Credit Facility, Commitment Fee Percentage 0.50%          
Banking Regulation, Mortgage Banking, Net Worth, Minimum     $ 52,400      
Minimum Net Worth Required For Compliance Increase Percentage     50.00%      
Debt Instrument, Covenant, Debt Service Coverage Ratio, Maximum     1.2      
Ameri State Bank [Member] | Loan Agreement [Member]            
Line of Credit Facility, Maximum Borrowing Capacity   $ 10,000        
Line of Credit Facility, Remaining Borrowing Capacity     $ 1,000      
Debt Instrument, Covenant, Debt Service Coverage Ratio, Maximum           1.2
Debt Instrument, Interest Rate, Stated Percentage   5.75%        
Debt Instrument, Basis Spread on Variable Rate   2.50%        
Long-Term Line of Credit     $ 8,000      
Debt Instrument, Covenant, Deb-to-Net-Worth Ratio           9.1