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Intangible Assets (Schedule of net Intangible Assets) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Finite-Lived Intangible Assets [Line Items]      
Original cost $ 5,907 $ 5,542  
Accumulated amortization 3,607 3,289  
Intangible assets, Net 2,300 2,253  
Amortization expense 318 285 $ 207
Amortization expense of software development costs estimated to be capitalized in next year 305    
Impairment charge 0 5,264 $ 0
Capitalization of software development costs [Member]      
Finite-Lived Intangible Assets [Line Items]      
Original cost 5,274 4,909  
Accumulated amortization 2,993 2,695  
Intangible assets, Net $ 2,281 2,214  
Useful life 8 years    
Licenses [Member]      
Finite-Lived Intangible Assets [Line Items]      
Original cost $ 633 633  
Accumulated amortization 614 594  
Intangible assets, Net $ 19 $ 39  
Useful life 3 years