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Income Taxes - Effective Income Tax Reconciliation (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Amount |  |  |
US federal statutory income tax rate | $ 126.2 |  |
State and local income tax, net of federal (national) effect | 6.1 |  |
Foreign income tax rate differential, amount |  |  | $ 2.8
Foreign-derived intangible income | (15.2) |  |
Other, cross-border taxes | 9.5 |  |
Tax Credits: |  |  |
Foreign tax credit | (27.9) |  |
Other | (2.9) |  |
Nontaxable and nondeductible items, net | 1.3 |  |
Changes in valuation allowances | 5.2 |  |
Changes in unrecognized tax benefits | 12.5 |  |
Tax (expense) benefit | $ 121.6 | $ 107.5 | $ 122.3
Percent |  |  |
U.S. federal corporate tax rate | 21.00% | 21.00% | 21.00%
State and local income tax, net of federal (national) effect | 1.00% | 0.30% | 0.10%
Foreign income tax rate differential, percent |  | 1.50% | 1.20%
Other |  | 0.30% | 0.50%
Foreign-Derived Intangible Income Deductions (FDII) | (2.50%) | (1.20%) | (1.60%)
Other, cross-border taxes | 1.60% |  |
Tax Credits: |  |  |
Foreign tax credit | (4.60%) |  |
Other | (0.50%) |  |
Nontaxable and nondeductible items, net | 0.20% |  |
Changes in valuation allowances | 0.90% |  |
Changes in unrecognized tax benefits |  | 0.80% | 0.30%
U.S. tax on international earnings, net of foreign tax credits |  | 0.10% | 0.50%
U.S. research and development credits |  | (0.60%) | (0.70%)
Excess tax benefits on share-based payments |  | (3.30%) | (4.60%)
Royalty acceleration |  | 0.00% | 0.50%
Changes in unrecognized tax benefits | 2.10% |  |
Tax on undistributed earnings of subsidiaries |  | (0.50%) | 0.30%
Effective tax rate | 20.20% | 18.40% | 17.50%
United States |  |  |
Amount |  |  |
Other provision adjustments | $ (2.9) |  |
Percent |  |  |
Other | (0.60%) |  |
Germany |  |  |
Amount |  |  |
Foreign income tax rate differential, amount | $ 18.4 |  |
Other provision adjustments | $ (3.9) |  |
Percent |  |  |
Foreign income tax rate differential, percent | 3.10% |  |
Other | (0.70%) |  |
Ireland |  |  |
Amount |  |  |
Foreign income tax rate differential, amount | $ (8.8) |  |
Other provision adjustments | $ 3.8 |  |
Percent |  |  |
Foreign income tax rate differential, percent | (1.50%) |  |
Other | 0.70% |  |
Other foreign jurisdictions |  |  |
Amount |  |  |
Foreign income tax rate differential, amount | $ 0.2 |  |
Percent |  |  |
Foreign income tax rate differential, percent | 0.00% |  |

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- Definition Percentage of domestic federal statutory tax rate applicable to pretax income (loss). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480738/235-10-S50-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-12 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 231 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482663/740-10-55-231 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 6.I.1.Q1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479360/740-10-S99-1 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(h)(2)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480678/235-10-S99-1 + Details
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