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Equity-Based Compensation, Profit Sharing and Deferred Compensation Plans - Additional Information (Detail) | 12 Months Ended
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Dec. 31, 2023 USD ($) compensation_plan $ / shares shares | Dec. 31, 2022 USD ($) shares | Dec. 31, 2021 USD ($) shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Equity-based compensation expense | $ | $ 99,507,000 | $ 82,537,000 | $ 58,234,000
Tax benefit related to equity-based compensation costs | $ | $ 19,900,000 | $ 16,700,000 | $ 12,000,000
Options exercised (in shares) | 158,022 | 95,069 | 74,027
Combined plan contribution | $ | $ 26,200,000 | $ 26,800,000 | $ 24,700,000
Shares contributed to the Employee Stock Ownership Plan (in Shares) | 3,640 | 5,180 |
Number of deferred compensation plans | compensation_plan | 2 |  |
Common stock, shares held in rabbi trust, shares (in shares) | 106,697 | 106,697 |
Revolving Credit Facility | Amended Credit Agreement [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Maximum loan borrowing capacity | $ | $ 300,000,000 |  |
Increase in commitment available | $ | 300,000,000 |  |
Revolving Credit Facility | Amended Credit Agreement [Member] | Sublimit for Issuance of Letters of Credit |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Maximum loan borrowing capacity | $ | $ 100,000,000 |  |
RSUs |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Restricted share units grants during period | 1,904 |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period | (5,936) |  |
Total unrecognized compensation cost for all outstanding Options and RSUs | $ | $ 259,300,000 |  |
Weighted-average period over which the unrecognized compensation will be recorded | 2 years 4 months 24 days |  |
Vested, but not issued at end of period (Aggregate Intrinsic Value) | $ | $ 38,229,000 |  |
Share-Based Compensation Arrangement By Share Based Payment Award, Equity Instruments Other Than Options Outstanding, Number | 27,482 | 33,320 |
Vested, but not issued at end of period (Shares) | 5,461 |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period | (1,806) |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value | $ / shares | $ 5,758.02 |  |
RSUs | Option Grant Contingent upon Continued Employment or Service as a Director and Achievement of Performance Metric |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Restricted share units grants during period | 690 |  |
RSUs | Option Grant Solely Contingent upon Continued Employment or Continued Service as a Director |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Restricted share units grants during period | 1,214 |  |
Options |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Number of years for options granted | 10 years |  |
Options issued under the plan (in Shares) | 4,100 |  |
Options | Share-based Compensation Award, Tranche Three [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Percentage of options vesting rights | 50.00% |  |
Employee Performance Based Stock Option [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Percentage of options vesting rights | 50.00% |  |
Employee Stock |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Options outstanding | 432,590 | 590,554 |
Granted (Shares) | 4,100 |  |
Employee Stock | Option Grant Contingent upon Continued Employment or Service as a Director and Achievement of Performance Metric |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Percentage of options vesting rights | 50.00% |  |
Employee Stock | Option Grant Solely Contingent upon Continued Employment or Continued Service as a Director |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Percentage of options vesting rights | 25.00% |  |
Minimum | Options |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Restricted share units vesting period or option vesting period | 3 years |  |
Maximum | Options |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Restricted share units vesting period or option vesting period | 6 years |  |
2018 Plan |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Options outstanding | 141,236 |  |
Share-Based Compensation Arrangement By Share Based Payment Award, Equity Instruments Other Than Options Outstanding, Number | 22,012 |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant | 90,322 |  |
Share Based Compensation Arrangement By Share Based Payment Award Options And Restricted Share Units Outstanding Number | 163,248 |  |
2018 Plan | RSUs |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant | 17,808 |  |
2014 Plan |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant | 1,778 |  |
Share Based Compensation Arrangement By Share Based Payment Award Options And Restricted Share Units Outstanding Number | 273,143 |  |
2010 Plan |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Options outstanding | 18,211 |  |
Share-Based Compensation Arrangement By Share Based Payment Award, Equity Instruments Other Than Options Outstanding, Number | 5,470 |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant | 0 |  |
Share Based Compensation Arrangement By Share Based Payment Award Options And Restricted Share Units Outstanding Number | 23,681 |  |

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- Definition 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). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(01) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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- Definition 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). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(01) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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