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Intangible Assets, Net (Narrative) (Details) - USD ($)
 1 Months Ended 12 Months Ended
Jan. 31, 2020
May 31, 2016
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Finite-Lived Intangible Assets [Line Items]          
Intangible assets, net     $ 856,000 $ 1,300,000  
Accumulated amortization     3,635,000 3,237,000  
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months     173,000    
Finite-Lived Intangible Assets, Amortization Expense, Year Two     57,000    
Finite-Lived Intangible Assets, Amortization Expense, Year Three     57,000    
Finite-Lived Intangible Assets, Amortization Expense, Year Four     57,000    
Finite-Lived Intangible Assets, Amortization Expense, Year Five     57,000    
Finite-Lived Intangible Assets, Net     458,000    
Goodwill     $ 263,000 263,000  
McMahon Leasing [Member]          
Finite-Lived Intangible Assets [Line Items]          
Goodwill $ 263,000        
Payments for purchase of business 8,700,000        
Acquired finite-lived intangible assets 1,100,000        
Internal Use Software [Member]          
Finite-Lived Intangible Assets [Line Items]          
Estimated useful life     7 years    
Amortization of intangible assets     $ 1,500,000 1,100,000 $ 1,600,000
Customer List Intangibles [Member]          
Finite-Lived Intangible Assets [Line Items]          
Acquisition purchase price   $ 60,000,000.0      
Finite-Lived Intangible Assets, Remaining Amortization Period   10 years      
Amortization of intangible Assets over next three months     113,000    
Gross intangible assets   $ 3,400,000      
Accumulated amortization     3,635,000 3,237,000  
Gross Carrying Amount     4,093,000 4,093,000  
Customer List Intangibles [Member] | Lease Receivable Purchased [Member]          
Finite-Lived Intangible Assets [Line Items]          
Gross intangible assets     3,400,000    
Accumulated amortization     $ 3,300,000 3,000,000.0  
Customer List Intangibles [Member] | McMahon Leasing [Member]          
Finite-Lived Intangible Assets [Line Items]          
Estimated useful life     12 years    
Amortization of intangible assets per year     $ 57,000    
Accumulated amortization     345,000 $ 287,000  
Gross Carrying Amount 689,000        
Amortization expense over next five years     $ 287,000    
Trade Names [Member] | McMahon Leasing [Member]          
Finite-Lived Intangible Assets [Line Items]          
Acquired finite-lived intangible assets $ 135,000