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Stock-based Compensation - Additional Information (Detail) - USD ($) | 12 Months Ended
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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% |  |

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