v3.26.3
Credit Arrangements - Bank Debt (Details) - Revolving Credit Facility [Member]
12 Months Ended
Mar. 22, 2024
USD ($)
Dec. 31, 2025
USD ($)
Dec. 31, 2024
USD ($)
May 12, 2021
USD ($)
Credit Arrangements [Abstract]        
Unsecured credit facility       $ 10,000,000
Maturity date   Apr. 12, 2024    
Outstanding borrowings   $ 5,021,000 $ 4,023,000  
Interest expense   257,000 283,000  
Available unused amount fee paid   12,000 9,000  
Available unused amount   $ 5,000 $ 6,000  
Debt instrument, effective interest rate percentage   5.97% 6.67%  
Amendment [Member]        
Credit Arrangements [Abstract]        
Maturity date   Mar. 22, 2027    
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration] TermSecuredOvernightFinancingRateSOFRMember      
Basis spread on variable rate 2.00%      
Unused commitment fee 0.20%      
Minimum [Member]        
Credit Arrangements [Abstract]        
Indebtedness capital ratio   0.35    
Minimum [Member] | Amendment [Member]        
Credit Arrangements [Abstract]        
Net worth $ 64,200,000