v3.25.2
Note 3 - Long-term Debt Financing (Details Textual)
3 Months Ended 6 Months Ended
Dec. 18, 2024
USD ($)
Jan. 25, 2024
USD ($)
Apr. 09, 2021
USD ($)
Jun. 30, 2025
USD ($)
Jun. 30, 2024
USD ($)
Jun. 30, 2025
USD ($)
Jun. 30, 2024
USD ($)
Mar. 31, 2025
USD ($)
Dec. 31, 2024
USD ($)
Nov. 30, 2024
Apr. 09, 2024
USD ($)
Jun. 30, 2020
Long-Term Debt       $ 19,094,000   $ 19,094,000            
Amortization of Debt Issuance Costs       55,000 $ 20,000 79,000 $ 58,000          
Debt Issuance Costs, Net       152,000   152,000     $ 231,000      
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration] Secured Overnight Financing Rate (SOFR) [Member] Secured Overnight Financing Rate (SOFR) [Member] Secured Overnight Financing Rate (SOFR) [Member]                  
The Credit Agreement [Member] | Fifth Third Bank, N.A. [Member]                        
Line of Credit Facility, Maximum Borrowing Capacity     $ 22,000,000                  
Number of Debt Instruments     3                  
Debt Instrument, Covenant, Minimum Fixed Charge Coverage Ratio     1.25                  
Debt Instrument, Covenant, Maximum Funded Debt to EDITDA Ratio     3                  
Debt Instrument, Covenant, Minimum Unrestricted Cash                     $ 5,000,000  
The Credit Agreement, First Loan and Second Loan Facility [Member] | Fifth Third Bank, N.A. [Member]                        
Debt Instrument, Face Amount     $ 9,500,000                  
Long-Term Debt       17,675,000   17,675,000     18,462,000      
Debt Issuance Costs, Gross       0   0     164,000      
The Credit Agreement, Second Loan Facility [Member] | Fifth Third Bank, N.A. [Member]                        
Debt Instrument, Face Amount     5,500,000                  
The Credit Agreement, Third Loan Facility [Member] | Fifth Third Bank, N.A. [Member] | Revolving Credit Facility [Member]                        
Line of Credit Facility, Maximum Borrowing Capacity     $ 7,000,000                  
Long-Term Line of Credit       $ 5,000,000   $ 5,000,000            
Debt Instrument, Term (Year)     5 years                  
Debt Instrument, Basis Spread on Variable Rate     3.00%                  
Debt Instrument, Interest Rate, Effective Percentage       7.49%   7.49%            
The Credit Agreement, 2024 Supplemental Term Loan [Member] | Fifth Third Bank, N.A. [Member]                        
Debt Instrument, Face Amount $ 7,000,000 $ 2,700,000                    
Debt Instrument, Basis Spread on Variable Rate 3.00% 3.00%                    
Debt Instrument, Variable Rate, Floor 0.00% 0.00%                    
DFC Loan, Tranche One [Member]                        
Debt Instrument, Number of Installments                       29
Debt Instrument, Interest Rate, Stated Percentage                       3.67%
DFC Loan, Tranche Two [Member]                        
Debt Instrument, Number of Installments                       16
Debt Instrument, Interest Rate, Stated Percentage                       7.49%
DFC Loan [Member]                        
Long-Term Debt       $ 1,478,000   $ 1,478,000     $ 1,806,000      
GKCE Loan One [Member]                        
Debt Instrument, Interest Rate, Stated Percentage                   12.60%    
Debt Instrument, Number of Monthly Installment                   12    
GKCE Loan Two [Member]                        
Debt Instrument, Interest Rate, Stated Percentage                 12.78%      
Debt Instrument, Number of Monthly Installment                 36      
GKCE Loans [Member]                        
Long-Term Debt       $ 93,000   $ 93,000     $ 145,000      
Debt Issuance Costs, Gross               $ 0