v3.25.1

Summary of Significant Accounting Policies - Supplemental Executive Savings Plan (Detail) - USD ($) $ in Thousands	1 Months Ended		3 Months Ended	9 Months Ended
	Jan. 31, 2024	Jan. 31, 2023	Sep. 30, 2024	Sep. 30, 2024	Dec. 31, 2023
Accounting Policies [Abstract]
SESP contribution amount	$ 22	$ 27
Gain on marketable securities and long-term restricted investments			$ 192	$ 526
Interest and dividend income			5	17
Long-term restricted investments (SESP)			3,755	3,755	$ 3,194
Long-term deferred compensation (SESP)			$ 3,755	$ 3,755	$ 3,216

Marketable Security, Gain (Loss) And Restricted Investments, Noncurrent

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- Definition

Supplemental Executive Savings Plan, Contribution Amount

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No definition available.

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- References

No definition available.

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- Definition

Aggregate carrying value as of the balance sheet date of the liabilities for all deferred compensation arrangements payable beyond one year (or the operating cycle, if longer).

+ References

No definition available.

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- Definition

Amount, after discount, accretion and premium amortization, of interest income and dividend income classified as other.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 942
-SubTopic 220
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-04(4))
-Publisher FASB
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- Definition

This element represents the noncurrent portion of investments which are not defined as or included in marketable (debt, equity, or other) securities that are pledged or subject to withdrawal restrictions.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 954
-SubTopic 210
-Name Accounting Standards Codification
-Section 45
-Paragraph 4
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477220/954-210-45-4

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 954
-SubTopic 210
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478600/954-210-50-2

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