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Income Taxes - Reconciliation Of Provision Of Income Taxes (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%
State income taxes (net of federal income tax benefit) | 2.90% | 1.60% | 1.40%
Foreign income tax rate differential | 1.30% | 3.30% | 0.80%
Revaluation of deferred tax assets for foreign and state tax rate changes, net | 0.30% | (1.90%) | (1.00%)
Loss on sale of subsidiary | 0.00% | (2.30%) | 0.00%
Legal settlement | 0.00% | (5.10%) | 0.00%
Purchase accounting adjustments | 0.00% | 4.30% | 0.00%
Tax credits | (6.20%) | 0.00% | (0.50%)
Tax reserves | 0.50% | (0.10%) | 0.80%
Withholding taxes | 0.00% | (0.10%) | 0.70%
Change in valuation allowance | 16.10% | (13.50%) | 3.10%
Nondeductible expenses | 3.20% | (1.60%) | 2.30%
Incremental tax benefit from share-based compensation awards | (5.70%) | 0.20% | (2.00%)
GILTI | 0.00% | 0.00% | 0.50%
Other | (0.20%) | 1.00% | 1.20%
Effective tax rate | 33.20% | 6.80% | 28.30%

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