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Income Taxes - Narrative (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Income Taxes [Line Items]
Federal income tax benefit, unrecognized state tax benefits recognized in deferred taxes that would impact effective tax rate	$ 1.7
Interest related to unrecognized tax benefits	1.3	$ 0.1	$ 1.4
Minimum
Income Taxes [Line Items]
Decrease in unrecognized tax benefits reasonably possible	1.5
Maximum
Income Taxes [Line Items]
Decrease in unrecognized tax benefits reasonably possible	2.2
Federal
Income Taxes [Line Items]
Net operating loss carryovers	2.6
State and Local Jurisdiction | PENNSYLVANIA
Income Taxes [Line Items]
Net operating loss carryovers	$ 122.3

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Federal Income Tax Benefit, Unrecognized State Tax Benefits Recognized In Deferred Taxes That Would Impact Effective Tax Rate

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Income Taxes [Line Items]

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Amount of decrease reasonably possible in the next twelve months for the unrecognized tax benefit.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 15
-Subparagraph (d)(3)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482685/740-10-50-15

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Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
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-Publisher FASB
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Amount of interest expense for an underpayment of income taxes.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 15
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-URI https://asc.fasb.org/1943274/2147482685/740-10-50-15

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