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Basis of Presentation and Summary of Significant Accounting Policies - Property, plant and equipment, net (Details)
12 Months Ended
Dec. 31, 2021
Computers and Peripheral Equipment  
Property, Plant and Equipment [Line Items]  
Estimated useful lives 3 years
Office furniture and equipment. | Minimum  
Property, Plant and Equipment [Line Items]  
Estimated useful lives 4 years
Office furniture and equipment. | Maximum  
Property, Plant and Equipment [Line Items]  
Estimated useful lives 7 years
Leasehold Improvements | Minimum  
Property, Plant and Equipment [Line Items]  
Estimated useful lives 4 years
Leasehold Improvements | Maximum  
Property, Plant and Equipment [Line Items]  
Estimated useful lives 6 years