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Other Long Term Liabilities (Tables)
 12 Months Ended
Dec. 31, 2022
Other Liabilities, Noncurrent [Abstract]  
Schedule of other long term liabilities
   
December 31,
  
   
2022
    
2021
  
   
U.S. Dollars (in thousands)
  
             
Liability for severance pay (A)
    
1,284
      
1,266
  
Deferred revenues related to non-standard warranty (B)
    
5,060
      
2,620
  
Operating lease obligations
    
2,404
      
1,914
  
                 
     
8,748
      
5,800