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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
Income Tax Disclosure [Abstract] |  |  |
Federal statutory rate | 21.00% | 21.00% | 21.00%
Foreign operations, net | 2.60% | 1.70% | (0.10%)
R&D tax credits | (1.80%) | (1.40%) | (0.50%)
State taxes, net of federal benefit | 2.70% | 2.90% | 1.40%
Stock-based compensation | (2.30%) | (3.30%) | (1.30%)
Impact of UK tax rate change | 1.70% | 0.00% | 0.00%
Divestitures | 0.00% | 0.00% | 2.00%
Legal entity restructuring | (1.20%) | 0.00% | (2.00%)
Other, net | 0.00% | 0.60% | (0.20%)
Effective income tax rate | 22.70% | 21.50% | 20.30%

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