Quarterly report [Sections 13 or 15(d)]

Commitments and Contingencies (Details Narrative)

v3.25.3
Commitments and Contingencies (Details Narrative) - USD ($)
 1 Months Ended 3 Months Ended 9 Months Ended 12 Months Ended
Jun. 30, 2003
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Dec. 31, 2024
CommitmentsAndContingenciesLineItems [Line Items]            
Self-insured retention       $ 1,000,000    
Restricted cash, noncurrent   $ 13,084,000   13,084,000   $ 12,680,000
Interest income   266,000 $ 292,000 901,000 $ 679,000  
Letters of credit outstanding, amount   3,350,000   3,350,000    
Bond outstanding   16,044,000   16,044,000    
American International Group, Inc [Member]            
CommitmentsAndContingenciesLineItems [Line Items]            
Period of finite risk insurance policy 25 years          
Maximum allowable coverage of insurance policy   28,177,000   28,177,000    
Coverage amount under the policy   23,951,000   23,951,000    
Restricted cash, noncurrent   13,084,000   13,084,000   12,680,000
Interest income   $ 131,000 $ 153,000 $ 404,000 $ 451,000  
Insurers obligation to entity on termination of contract   100.00%   100.00%    
American International Group, Inc [Member] | Finite Risk Sinking Funds [Member]            
CommitmentsAndContingenciesLineItems [Line Items]            
Interest income       $ 3,613,000   $ 3,209,000
2017 Stock Option Plan [Member] | Michael O'Neill [Member]            
CommitmentsAndContingenciesLineItems [Line Items]            
Number of additional shares issuable       600,000