Stock Based Compensation - Information with Respect to Unvested Restricted Stock Awards and Incentive Plan (Detail) - Restricted Stock [Member] - $ / shares	3 Months Ended
Jun. 30, 2025	Mar. 31, 2025	Jun. 30, 2024	Mar. 31, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Beginning balance, shares	467,960	486,115	241,527	271,417
Granted, Number of Restricted Stock Awards	9,020	1,000	204,500
Vested, Number of Restricted Stock Awards	(5,500)	(18,405)	(19,637)	(29,690)
Forfeited, Number of Restricted Stock Awards	(1,100)	(750)	(3,500)	(200)
Ending balance, shares	470,380	467,960	422,890	241,527
Nonvested, Weighted-Average Grant Date Fair Value, Beginning balance	$ 63.15	$ 63	$ 34.78	$ 37.12
Granted, Weighted-Average Grant Date Fair Value	165.18	138.94	79.33
Vested, Weighted-Average Grant Date Fair Value	89.5	61.38	48.17	56.05
Forfeited, Weighted-Average Grant Date Fair Value	113.4	109.72	34.58	51.87
Nonvested, Weighted-Average Grant Date Fair Value, Ending balance	$ 64.68	$ 63.15	$ 55.7	$ 34.78

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

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Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

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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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The weighted average fair value at grant date for nonvested equity-based awards issued 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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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.

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

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The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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- 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.

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