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Reportable Segments (Tables)
12 Months Ended
Dec. 31, 2023
Reportable Segments [Abstract]  
Schedule of Reportable Segments Using Discrete Asset Information The CODM assesses the performance of each segment and allocates resources to those segments based on net revenues and operating results and does not evaluate the Company’s reportable segments using discrete asset information.
   Year Ended December 31, 2023 
   Billing and Related
Services
   Messaging   Total 
   U.S. dollars in thousands 
             
Revenues  $13,624   $7,988   $21,612 
                
Operating income  $4,623   $126   $4,749 
   Year Ended December 31, 2022 
   Billing and Related
Services
   Messaging   Total 
   U.S. dollars in thousands 
             
Revenues   $ 13,888   $7,663   $21,551 
                
Operating income  $5,105   $419   $5,524 

 

   Year Ended December 31, 2021 
   Billing and Related
Services
   Messaging   Total 
   U.S. dollars in thousands 
             
Revenues  $14,355   $11,976   $26,331 
                
Operating income  $4,818   $2,010   $6,828