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Taxes on Income (Details) - Income tax rate reconciliation
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Taxes on Income (Details) - Income tax rate reconciliation [Line Items]    
Statutory federal income tax benefit rate 21.00% 21.00%
State income taxes, net of federal benefit 4.00% 3.90%
AMT credit fully refundable under TCJ Act 0.90%
Foreign income taxed at different rates (0.30%) (0.20%)
Deferred tax asset valuation allowance (24.10%) (25.50%)
Section 382 adjustment to deferred net operating loss (1.30%)
Other (0.10%)
Effective income tax benefit (expense) rate (0.70%) 0.10%