Investments - Summary of Fair Value of Investments (Detail) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Proprietary Funds
Schedule Of Available For Sale Securities [Line Items]
Fair value of investments	$ 722	$ 636
Deferred Compensation Plan Investments
Schedule Of Available For Sale Securities [Line Items]
Fair value of investments	$ 90,950	$ 98,758

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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+ Details

- Definition

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.

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