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Income Taxes (Schedule of Effective Income Tax Rate Reconciliation) (Details) | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Effective Income Tax Rate Reconciliation, Percent [Abstract] |  |  |
Tax at federal statutory rate | 21.00% | 21.00% | 21.00%
State, net of federal benefit | 1.40% | 2.90% | 2.40%
Impact of international operations | (1.80%) | (5.00%) | (0.80%)
Stock-based compensation | 2.90% | 5.40% | 10.70%
Tax credits | (1.90%) | (2.30%) | (5.90%)
Valuation allowance | 0.30% | 1.80% | 0.90%
State Valuation Allowance Release | 0.00% | (5.80%) | 0.00%
Base Erosion Anti-Abuse Tax | 3.70% | 0.00% | 7.20%
Transaction costs | (0.90%) | 0.00% | (2.50%)
Recognition of previously unrecognized tax benefits | 0.00% | 0.30% | (20.60%)
Others | (0.10%) | (0.60%) | 0.40%
Provision for income taxes | 24.60% | 17.70% | 12.80%

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