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Benefit Plans And Obligations For Termination Indemnity (Plans' Funded Status And Amounts Recognized In The Consolidated Financial Statements) (Details) - USD ($)
$ in Thousands
 1 Months Ended 12 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]        
Benefit obligation at beginning of year   $ 510,130 $ 566,786  
Service cost   1,950 10,200 $ 5,578
Interest cost   25,851 24,605 29,429
Exchange rate differences   31,286 (251)  
Actuarial (gain) losses   (16,342) (56,174)  
Benefits paid   30,555 35,036  
Effect of curtailment   (273,937) 0  
Benefit obligation at end of year $ 248,383 248,383 510,130 566,786
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]        
Fair value of Plans’ assets at beginning of year   301,816 290,008  
Benefit assets related to acquired companies   0 203  
Actual return on Plans’ assets (net of expenses)   27,116 21,287  
Employer contribution   1,184 6,719  
Benefits paid   18,537 16,401  
Exchange rate differences   1,195 0  
Assets transferred to defined contribution plan 30,526 (30,526) 0  
Effect of settlement commitment   (273,937) 0  
Fair value of Plans’ assets at end of year 8,311 8,311 301,816 290,008
Funded status (240,074) (240,074) (208,316)  
Unrecognized net actuarial loss (68,944) (68,944) (117,865)  
Net amount recognized (309,018) (309,018) (326,181)  
Accrued benefit liability, current (35,273) (35,273) (38,200)  
Accrued benefit liability, non-current (204,801) (204,801) (170,116)  
Accumulated other comprehensive income (loss), pre-tax (68,944) (68,944) (117,865)  
Retiree Medical Plan        
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]        
Benefit obligation at beginning of year   1,239 1,231  
Service cost   109 128  
Interest cost   66 58  
Actuarial (gain) losses   88 (148)  
Benefits paid   23 39  
Employee contribution   5 9  
Benefit obligation at end of year 1,484 1,484 1,239 $ 1,231
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]        
Fair value of Plans’ assets at beginning of year   0    
Employer contribution   19 31  
Employee contribution   4 8  
Benefits paid   23 39  
Fair value of Plans’ assets at end of year 0 0 0  
Funded status (1,484) (1,484) (1,238)  
Unrecognized net actuarial loss (1,380) (1,380) (1,626)  
Net amount recognized (2,864) (2,864) (2,864)  
Accrued benefit liability, current (109) (109) (61)  
Accrued benefit liability, non-current (1,375) (1,375) (1,177)  
Accumulated other comprehensive income (loss), pre-tax $ (1,380) $ (1,380) $ (1,626)