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Income Taxes (Schedule Of Deferred Tax Assets And Deferred Tax Liabilities) (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Deferred tax assets: |  |
Post-employment and other employee benefits | $ 17,375 | $ 18,202
Foreign tax credit and other carryforwards | 32,452 | 37,101
Capitalized research and experimental costs | 1,935 | 3,897
Environmental reserves | 1,133 | 1,111
Inventory adjustments | 10,545 | 7,381
Long-term contract option amortization | 982 | 1,031
Provision for rationalization charges | 71 | 96
Mark-to-market hedges | 0 | 3,552
Previously taxed income | 5,229 | 2,163
Other | 2,175 | 1,483
Total gross deferred tax assets | 71,897 | 76,017
Less: valuation allowance | (10,550) | (12,773)
Total deferred tax assets | 61,347 | 63,244
Deferred tax liabilities: |  |
Fixed assets | 51,595 | 54,485
Inventory | 8,834 | 8,573
Goodwill and acquired intangibles | 9,502 | 7,552
Mark-to-market hedges | 2,824 | 0
Other | 3,079 | 3,254
Total deferred tax liabilities | 75,834 | 73,864
Net deferred tax (liability) | $ (14,487) | $ (10,620)

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