Long-Term Debt - Consolidated debt obligations (Detail) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Debt
Total long-term debt	$ 120,000	$ 115,000
Revolving Credit Facility
Debt
Revolving Credit Facility	$ 120,000	$ 115,000

Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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Name:	us-gaap_LongTermDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant