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Taxes on Income (Details)
3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Effective income tax changes by percentage        
Effective tax rate expressed as a percentage of pre-tax earnings (0.60%) 37.80% (27.70%) 27.40%
Effective income tax rate, valuation allowance (24.80%)   12.10%  
Effective income tax rate reduced by changes in deferred taxes on investment in foreign business 6.20%   (3.00%)  
Effective income tax rate reduction for by expense in share based compensation 3.00%   1.90%  
Effective income tax rate reduction for federal tax credits   3.80%   3.20%
Effective income tax rate, reduction in foreign rate differences   0.80%   2.60%
Effective income tax rate, increase for enacted tax rate changes   18.40%   10.50%