Debt - Additional Information (Detail) - USD ($)	9 Months Ended		12 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023
Debt Instrument [Line Items]
Long-term debt, current maturities	$ 0	$ 0	$ 0
Discretionary Line of Credit
Debt Instrument [Line Items]
Maximum borrowing capacity	300,000,000
Borrowings outstanding	$ 0	$ 0	$ 0