XML 88 R75.htm IDEA: XBRL DOCUMENT v3.25.4
Debt - Additional Information (Details)
12 Months Ended
Apr. 14, 2025
USD ($)
Jun. 24, 2016
USD ($)
debt_instrument
Dec. 31, 2025
USD ($)
Dec. 10, 2025
USD ($)
Dec. 31, 2024
USD ($)
Apr. 30, 2024
USD ($)
Oct. 26, 2023
USD ($)
Debt Instrument [Line Items]              
Long-term debt, gross     $ 134,496,000   $ 123,208,000    
Revolving Credit Facility              
Debt Instrument [Line Items]              
Revolver borrowings     0   0    
Unamortized debt issuance costs (less than)     $ 0   100,000    
Northern Trust Loan Agreement | Revolving Credit Facility              
Debt Instrument [Line Items]              
Revolving line of credit, maximum borrowing capacity $ 20,000,000.0       15,000,000.0    
Facility fee on unused amount of line of credit (as a percent) 0.35%            
Senior Secured Notes and Revolver (Debt Securities)              
Debt Instrument [Line Items]              
Minimum debt service coverage ratio of consolidated EBITDA to consolidated debt service     1.10        
Debt service coverage ratio     1.25        
Senior Notes              
Debt Instrument [Line Items]              
Number of debt instruments | debt_instrument   2          
Aggregate amount   $ 115,000,000.0          
Debt instrument, interest rate   4.55%          
Senior Notes | 4.380% Series A Notes              
Debt Instrument [Line Items]              
Aggregate amount   $ 28,800,000          
Debt instrument, interest rate   4.38%          
Debt instrument, term   12 years          
Senior Notes | 4.580% Series B Notes              
Debt Instrument [Line Items]              
Aggregate amount   $ 69,000,000.0          
Debt instrument, interest rate   4.58% 4.58%        
Debt instrument, term   20 years          
Interest period   5 years          
Debt Instrument, principal payments   $ 1,900,000          
Long-term debt, gross     $ 69,000,000   72,833,000    
Senior Notes | 6.910% Notes              
Debt Instrument [Line Items]              
Aggregate amount             $ 20,000,000
Debt instrument, interest rate     6.91%       6.91%
Term Loan | 5.49% Term Loan              
Debt Instrument [Line Items]              
Aggregate amount       $ 15,000,000      
Debt instrument, interest rate     5.49% 5.49%      
Long-term debt, gross     $ 15,000,000   0    
Government Loan | 4.911% WIFA Note              
Debt Instrument [Line Items]              
Debt instrument, interest rate     4.911%     4.911%  
Long-term debt, gross     $ 1,613,000   $ 1,440,000    
Government Loan | GW-Rincon Utility | 4.911% WIFA Note              
Debt Instrument [Line Items]              
Aggregate amount           $ 2,400,000  
Forgivable amount of debt           $ 700,000