v3.26.1
Note 8 - Long-term Debt (Details Textual)
1 Months Ended 6 Months Ended
May 31, 2026
USD ($)
Jul. 31, 2024
USD ($)
Jun. 30, 2026
USD ($)
ft²
Dec. 31, 2025
USD ($)
Dec. 22, 2025
USD ($)
Dec. 21, 2025
USD ($)
May 31, 2025
USD ($)
Long-Term Line of Credit     $ 8,500,000        
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration]     Prime Rate [Member]        
Equipment Loan [Member]              
Debt Instrument, Face Amount   $ 338,720          
Debt Instrument, Interest Rate, Stated Percentage   0.00%          
Debt Instrument, Periodic Payment   $ 7,057          
Financed Insuraced Premium     $ 200,000 $ 200,000      
Equipment Loan 2026 [Member]              
Debt Instrument, Face Amount             $ 137,343
Debt Instrument, Interest Rate, Stated Percentage             10.00%
Debt Instrument, Periodic Payment $ 3,483            
Financed Insuraced Premium     $ 100,000        
First Hawaiian Bank Revolving Line of Credit [Member] | Revolving Credit Facility [Member]              
Line of Credit Facility, Maximum Borrowing Capacity         $ 25,000,000 $ 15,000,000  
Debt Instrument, Basis Spread on Variable Rate     0.01125%        
Debt Instrument, Covenant, Required Minimum Liquidity     $ 2,000,000        
Debt Instrument, Covenant, Maximum Total Liabilities     $ 45,000,000        
Long-Term Line of Credit       $ 4,000,000      
First Hawaiian Bank Revolving Line of Credit [Member] | Revolving Credit Facility [Member] | Kapalua Resort [Member]              
Pledged Assets not Separately Reported, Area of Real Estate (Square Foot) | ft²     30,000