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Income Taxes (Reconciliation of Statutory Federal Income Tax Rate to Effective Rate) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Amount |  |  |
U.S. federal statutory tax rate | $ 48,221 | $ 62,619 | $ 68,500
State and local income taxes, net of federal income tax effect | 1,717 | 5,802 | 5,567
Section 987 regulations | (2,860) | 0 | 0
Effect of cross-border tax laws: Other | 509 | 2,981 | 4,118
Research and developments tax credits | (622) | (2,223) | (2,373)
Foreign tax credits | (3,640) | (1,676) | (1,674)
Impairment of goodwill | 2,553 | 0 | 0
Other | 1,571 | 1,733 | 1,141
Changes in unrecognized tax benefits | 1,598 | 323 | 790
Income Tax Expense (Benefit), Total | $ 52,400 | $ 74,914 | $ 74,792
% |  |  |
U.S. federal statutory tax rate | 21.00% | 21.00% | 21.00%
State and local income taxes, net of federal income tax effect | 0.70% | 1.90% | 1.70%
Section 987 regulations | (1.20%) | 0.00% | 0.00%
Effect of cross-border tax laws: Other | 0.30% | 1.00% | 1.30%
Research and developments tax credits | (0.30%) | (0.70%) | (0.70%)
Foreign tax credits | (1.60%) | (0.60%) | (0.50%)
Impairment of goodwill | 1.10% | 0.00% | 0.00%
Other | 0.70% | 0.60% | 0.30%
Changes in unrecognized tax benefits | 0.70% | 0.10% | 0.20%
Effective tax rate | 22.80% | 25.10% | 22.90%
United States |  |  |
Amount |  |  |
Other | $ 502 | $ 0 | $ (712)
% |  |  |
Other | 0.20% | 0.00% | (0.30%)
Canada |  |  |
Amount |  |  |
Non-federal taxes | $ 3,044 | $ 3,811 | $ 4,198
Other | $ 948 | $ 689 | $ 859
% |  |  |
Non-federal taxes | 1.30% | 1.30% | 1.30%
Other | 0.40% | 0.20% | 0.30%
CHINA |  |  |
Amount |  |  |
Other | $ 7,181 | $ 2,430 | $ 4,372
% |  |  |
Other | 3.10% | 0.80% | 1.30%
KOREA, REPUBLIC OF |  |  |
Amount |  |  |
Other | $ 95 | $ 244 | $ 956
Changes in valuation allowance | $ 480 | $ 6,355 | $ 0
% |  |  |
Other | 0.00% | 0.10% | 0.30%
Changes in valuation allowance | 0.20% | 2.10% | 0.00%
SWITZERLAND |  |  |
Amount |  |  |
Non-federal taxes | $ 10,935 | $ 9,536 | $ 7,137
Other | 27 | (745) | (2,059)
Changes in valuation allowance | (141) | (538) | 7,001
Statutory tax rate difference between Switzerland and the U.S. | (20,208) | (17,489) | (15,113)
Intangible assets | $ 0 | $ 0 | $ (9,458)
% |  |  |
Non-federal taxes | 4.80% | 3.20% | 2.20%
Other | 0.00% | (0.20%) | (0.60%)
Changes in valuation allowance | (0.10%) | (0.20%) | 2.10%
Statutory tax rate difference between Switzerland and the U.S. | (8.80%) | (5.90%) | (4.60%)
Intangible assets | 0.00% | 0.00% | (2.90%)
Other foreign jurisdictions |  |  |
Amount |  |  |
Statutory tax rate difference between Switzerland and the U.S. | $ 490 | $ 1,062 | $ 1,542
% |  |  |
Statutory tax rate difference between Switzerland and the U.S. | 0.30% | 0.40% | 0.50%

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