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Income Taxes (Schedule Of Deferred Tax Assets And Deferred Tax Liabilities) (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Deferred tax assets: |  |
Post-employment and other employee benefits | $ 18,088 | $ 15,088
Foreign tax credit and other carryforwards | 40,172 | 25,856
Capitalized research and experimental costs | 212 | 736
Environmental reserves | 1,058 | 1,040
Inventory adjustments | 7,710 | 5,767
Long-term contract option amortization | 881 | 934
Previously taxed income | 0 | 8,304
Other | 1,198 | 2,695
Total gross deferred tax assets | 69,319 | 60,420
Less: valuation allowance | (8,956) | (9,269)
Total deferred tax assets | 60,363 | 51,151
Deferred tax liabilities: |  |
Fixed assets | 51,474 | 51,410
Inventory | 0 | 14,649
Goodwill and acquired intangibles | 6,418 | 10,089
Mark-to-market hedges | 1,403 | 3,903
Other | 2,732 | 4,205
Total deferred tax liabilities | 62,027 | 84,256
Net deferred tax liability | $ (1,664) | $ (33,105)

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