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Contingencies - Additional Information (Detail) $ in Millions	1 Months Ended	6 Months Ended
	Apr. 30, 2021 USD ($)	Jun. 30, 2021 USD ($) site	Dec. 31, 2020 USD ($)
Site Contingency [Line Items]
Number of non-owned sites company is named potentially responsible party | site		13
Number of non-owned sites the Company is identified as a de minimis party | site		12
Number of non-owned sites company is in agreement on amount of de minimis settlement | site		8
Number of non-owned sites company is continuing to investigate | site		4
Total environmental reserves		$ 33.8	$ 32.4
Payments for environmental liabilities		(3.1)
Loss contingency accrual, payments	$ 6.8
HCC Industries
Site Contingency [Line Items]
Environmental expense		4.5
Reserves related to an owned site acquired		$ 6.3	$ 7.4

X

- Definition

Loss Contingency, Number Of Non Owned Sites Company Is Continuing To Investigate

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Number of non-owned sites the Company is identified as a de minimis party.

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- Definition

Loss Contingency, Number Of Non Owned Sites Company Is In Agreement On Amount Of De Minimis Settlement

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- Definition

Number of non-owned sites the Company is named a Potentially Responsible Party.

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- Definition

Total costs accrued as of the balance sheet date for environmental loss contingencies.

+ References

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-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
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The charge against earnings in the period for known or estimated future costs arising from requirements to perform environmental remediation activities.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Amount of cash outflow reducing loss contingency liability.

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Cash outflows made during the period for environmental remediation activities.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

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