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Income Taxes - Schedule Showing Tax Effects of Significant Temporary Differences Representing Deferred Tax Assets and Liabilities (Detail) - USD ($) | Dec. 31, 2024 | Dec. 31, 2023
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Deferred Tax Assets: |  |
Pensions | $ 1,467,000 | $ 446,000
Deferred revenue | 2,067,000 | 2,640,000
Other accruals and reserves | 12,324,000 | 14,638,000
Legal and environmental accruals | 7,244,000 | 7,292,000
Deferred compensation | 9,361,000 | 12,199,000
Bad debt and rebate reserves | 4,950,000 | 4,916,000
Net operating loss carryforwards | 7,615,000 | 6,512,000
Amortization of intangibles | 52,868,000 | 37,123,000
Inventories | 8,004,000 | 8,959,000
Tax credit carryforwards | 19,383,000 | 13,682,000
Disallowed interest expense carryforwards | 6,035,000 |
Deferred Tax Assets, Gross | 131,318,000 | 108,407,000
Deferred Tax Liabilities: |  |
Depreciation | (94,012,000) | (82,907,000)
Unrealized foreign exchange loss | (3,222,000) | (2,784,000)
Other | (2,878,000) | (2,991,000)
Deferred Tax Liabilities, Gross | (100,112,000) | (88,682,000)
Valuation Allowance | (764,000) | (853,000)
Net Deferred Tax Assets | 30,442,000 | 18,872,000
Reconciliation to Consolidated Balance Sheet: |  |
Non-current deferred tax assets (in other non-current assets) | 40,054,000 | 29,245,000
Non-current deferred tax liabilities | $ (9,612,000) | $ (10,373,000)

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