Investments - Additional Information (Detail) - U.S. Treasury Securities [Member]	6 Months Ended
Jun. 30, 2023
Debt Securities, Available-for-Sale [Line Items]
Investment interest rate	4.60%
Investment maturity date	2023-09

Rate of interest on investment.

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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.

+ References

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+ Details