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v3.21.2

Income Taxes (Details) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020
Reconciliation between the U.S. federal statutory tax rate and effective tax rate |  |  |  |
Statutory rate | 21.00% | 21.00% | 21.00% | 21.00%
State taxes | 0.30% | 0.90% | 0.90% | 0.60%
Taxes on foreign earnings | (20.20%) | (3.00%) | (11.50%) | (3.60%)
Credits and net operating loss utilization | (7.10%) | (2.30%) | (4.10%) | (1.30%)
Purchased intangible assets | (6.20%) | 2.90% | (1.40%) | 0.80%
TECFIDERA impairment | 0.00% | 3.50% | 0.00% | 1.90%
GILTI | 2.60% | 2.20% | 1.60% | 1.30%
Neurimmune tax impacts | (0.005) | 0.002 | (0.364) | (0.001)
Other | 1.20% | (0.30%) | 0.70% | 0.30%
Effective tax rate | (8.90%) | 25.10% | (29.20%) | 20.90%

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