The Incentive Stock Plans - Summary of Activity from Incentive Stock Plans (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended	12 Months Ended
Dec. 31, 2024	Dec. 31, 2023	Sep. 30, 2024
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Options granted, Options Outstanding	0	0
Stock Options [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares Available for Grant, Beginning Balance	1,295,064
Restricted stock awards granted, Shares Available for Grant	(553,692)
Restricted stock awards forfeited, Shares Available for Grant	201
Additional shares of stock issued, Shares Available for Grant	(1,744)
Shares Available for Grant, Ending Balance	739,829		1,295,064
Options Outstanding, Beginning Balance	30,750
Options exercised, Options Outstanding	(5,750)
Options Outstanding, Ending Balance	25,000		30,750
Exercisable as of December 31, 2024, Options Outstanding	21,666
Aggregate Intrinsic Value	$ 93		$ 296
Exercisable as of December 31, 2024, Aggregate Intrinsic Value	$ 93
Weighted Average Exercise Price, Beginning Balance	$ 26.97
Options exercised, Weighted Average Exercise Price	19.02
Weighted Average Exercise Price, Ending Balance	30.19		$ 26.97
Exercisable as of December 31, 2024, Weighted Average Exercise Price	$ 29.4
Weighted Average Remaining Contractual Life	5 years 10 months 24 days		5 years
Exercisable as of December 31, 2024, Weighted Average Remaining Contractual Life	5 years 3 months 18 days

Share based compensation arrangement by share based payment award additional shares of stock issued.

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The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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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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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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Gross number of share options (or share units) granted during the period.

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Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

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Number of options outstanding, including both vested and non-vested options.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.

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Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Number of share options (or share units) exercised during the current period.

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