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INCOME TAXES - Significant Components of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Deferred tax assets: |  |
Pension and other postretirement liabilities | $ 17,093 | $ 11,072
Rationalization and other accrued liabilities | 33,196 | 42,219
AMT and other credit carryforwards | 3,584 | 3,094
Net operating loss carryforwards | 54,067 | 45,606
Other intangible assets | 268 | 1,091
Foreign currency translation | 0 | 223
Property, plant and equipment | 1,559 | 734
Inventory and related reserves | 3,098 | 28,409
Long term operating lease liabilities | 58,430 | 53,198
Other | 29,233 | 19,494
Total deferred tax assets | 200,528 | 205,140
Deferred tax liabilities: |  |
Property, plant and equipment | (259,083) | (253,753)
Pension and other postretirement liabilities | (44,782) | (36,150)
Other intangible assets | (178,062) | (175,358)
Operating lease right of use assets | (55,993) | (50,747)
Inventory and related reserves | (13,527) | 0
Foreign currency translation | (13,496) | (17,285)
Other | (11,210) | (8,600)
Total deferred tax liabilities | (576,153) | (541,893)
Valuation allowance | (45,525) | (41,823)
Net deferred tax liabilities | $ (421,150) | $ (378,576)

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