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EARNINGS PER SHARE (Tables)
12 Months Ended
Dec. 31, 2022
Earnings Per Share [Abstract]  
Schedule of Net Income Used in Earnings Per Share
   
US dollars
 
   
Year ended December 31,
 
(in thousands)
 
2022
   
2021
   
2020
 
Net income attributable to stockholder's used for the computation of basic and diluted earnings per share
   
37,103
     
34,256
     
16,123
 
Schedule of Weighted Average Shares Used in Earnings Per Share
   
Number of shares
 
   
Year ended December 31,
 
(in thousands)
 
2022
   
2021
   
2020
 
Weighted average number of shares used in the computation of basic and diluted earnings per share
   
20,418
     
20,769
     
20,813