The aggregate fair value of assets that are already posted, at the end of the reporting period, as collateral for derivative instruments with credit-risk-related contingent features.

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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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Derivative Financial Instruments - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended	12 Months Ended
	Sep. 30, 2023	Sep. 30, 2023	Sep. 30, 2024	Dec. 31, 2022
Derivative [Line Items]
Decrease to interest expense from reclassification out of AOCI	$ (384)	$ (459)
Collateral deposited under derivative agreements	$ 0	$ 0		$ 103,110
Forecast
Derivative [Line Items]
Decrease to interest expense from reclassification out of AOCI			$ 1,600