Fair Value Measurements - Summary of Company's Investments (Detail) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Schedule Of Available For Sale Securities [Line Items]
Investments, Amortized cost	$ 105,724	$ 86,417
Investments, Gross unrealized gains	1,030
Investments, Gross unrealized losses	(80)	(2,625)
Investments, Fair value	106,674	83,792
U.S. Treasuries [Member]
Schedule Of Available For Sale Securities [Line Items]
Trading securities, Amortized cost	74,409	74,943
Trading securities, Gross unrealized gains	420
Trading securities, Gross unrealized losses		(534)
Trading securities, Fair value	74,829	74,409
Investments, Fair value	74,829	74,409
Mutual Funds Held In Rabbi Trust [Member]
Schedule Of Available For Sale Securities [Line Items]
Trading securities, Amortized cost	9,428	11,474
Trading securities, Gross unrealized gains	585
Trading securities, Gross unrealized losses		(2,091)
Trading securities, Fair value	10,013	9,383
Investments, Fair value	10,013	$ 9,383
Corporate Debt [Member]
Schedule Of Available For Sale Securities [Line Items]
Trading securities, Amortized cost	21,887
Trading securities, Gross unrealized gains	25
Trading securities, Gross unrealized losses	(80)
Trading securities, Fair value	21,832
Investments, Fair value	$ 21,832

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Marketable securities amortized cost.

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Trading securities accumulated gross unrealized gain before tax.

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Amount of investment in marketable security.

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Amount of investment in debt security measured at fair value with change in fair value recognized in net income (trading).

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