Stock-based Compensation - Additional Information (Detail) - USD ($)	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares of common stock authorized for share based payment awards under 2011 Plan	500,000
Shares available for grant under the 2011 plan	810,080
Compensation expenses	$ 13,851,000	$ 11,716,000	$ 10,080,000
Income tax benefit recognized in the income statement for share-based compensation arrangements	3,537,000	2,867,000	2,390,000
Proceeds from stock option exercises	$ 782,000	$ 1,369,000	$ 2,926,000
Stock Option [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Period of expiration	10 years
Weighted-average grant-date fair values of options awarded	$ 32.21	$ 36.49	$ 25.90
Intrinsic values of options exercised	$ 475,000	$ 1,287,000	$ 2,534,000
Unrecognized compensation cost	$ 692,000
Weighted average period for amortization of unrecognized compensation cost	1 year 2 months 12 days
Actual tax benefit recognized for the tax deductions from stock based compensation	$ 36,000	$ 172,000	$ 339,000
Stock Option Granted Prior to 2017 [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Vesting period	2 years
Stock Options Granted in 2017 [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Percentage of awards vesting in each year	33.33%
Performance Stock Award [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Performance stock awards vested	0
Stock Awards [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Unrecognized compensation cost	$ 6,144,000
Weighted average period for amortization of unrecognized compensation cost	1 year 8 months 12 days
Performance stock awards vested	69,314
Weighted-average grant-date fair values of awards granted	$ 106.78	$ 119.76	$ 98.46
SARs [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Period of expiration	10 years
Unrecognized compensation cost	$ 5,211,000
Weighted average period for amortization of unrecognized compensation cost	1 year 9 months 18 days
Weighted-average grant-date fair values of awards granted	$ 34.76	$ 36.49	$ 25.88
SARs liability cash-settled	$ 747,000	$ 1,502,000
SARs Granted Prior to 2017 [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Vesting period	2 years
SARs Granted in 2017 [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Percentage of awards vesting in each year	33.33%

Stock appreciation rights liabilities noncurrent.

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Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of tax benefit for recognition of expense of award under share-based payment arrangement.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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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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Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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