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Contingencies - Additional Information (Detail) - USD ($)		3 Months Ended		9 Months Ended
	Jul. 02, 2025	Sep. 30, 2025	Jun. 30, 2025	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024
Site Contingency [Line Items]
Environmental losses accrual		$ 19,406,000		$ 19,406,000		$ 19,952,000
Cash expenditures related to legal and environmental matters				$ 4,030,000	$ 2,243,000
Contribution for future response costs				5.00%
Recovery of litigation settlement expense		500,000
Penalties paid	$ 1,126,000
Wilmington Site [Member]
Site Contingency [Line Items]
Payment of environmental response costs				$ 4,190,000
Elwood, Illinois (Millsdale) Facility [Member]
Site Contingency [Line Items]
Accrued additional remediation expenses			$ 1,754,000
Minimum [Member]
Site Contingency [Line Items]
Environmental losses and legal losses		19,406,000		19,406,000
Maximum [Member]
Site Contingency [Line Items]
Environmental losses and legal losses		$ 44,696,000		$ 44,696,000

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Amount of litigation expense, including but not limited to legal, forensic, accounting, and investigative fees.

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Amount of gain from litigation settlement for amount awarded from other party. Excludes claims within an insurance entity's normal claims settlement process.

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Amount of loss contingency liability.

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Reflects the estimated amount of loss from the specified contingency as of the balance sheet date.

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The amount of cash paid for the settlement of litigation or for other legal issues during the period.

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