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Share-Based Compensation - Additional Information (Detail) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Shares issuable upon exercise of outstanding options | 851,082 | 995,091 | 1,227,074 | 2,437,609
Estimated pretax compensation expense | $ 14.0 |  |  |
Expiration period in years | 4 years |  |  |
Restricted stock units settled in shares exercisable in percentage | 25.00% |  |  |
Deferred stock units outstanding | 73,000 |  |  |
Non-Employee Directors' Stock Options [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Expiration period in years | 10 years |  |  |
Employee stock options exercisable in percentage | 100.00% |  |  |
Employee Stock Option [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Expiration period in years | 10 years |  |  |
Service period in years | 4 years |  |  |
Employee Stock Option [Member] | Share-based Compensation Award, Tranche One [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Stock awards settled in stock exercisable in percentage | 25.00% |  |  |
Restricted Stock Units [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Number of shares to reduce shares available to grant by upon vesting of restricted stock awards and units | 1,614,210 | 1,463,193 | 2,146,050 | 1,921,192
Service period in years | 4 years |  |  |
Granted, Units | 739,476 | 723,245 | 534,471 |
Maximum Payout Percentage | 200.00% |  |  |
Performance-based Restricted Stock Units [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Number of shares to reduce shares available to grant by upon vesting of restricted stock awards and units | 365,852 |  |  |
Service period in years | 3 years |  |  |
Granted, Units | 365,852 |  |  |
2016 Incentive Compensation Plan [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Common stock subject to awards of stock options or stock appreciation rights payable in shares | 1.0 |  |  |
Common stock subject to any other form of award | 1.35 |  |  |
Common stock available for future share-based awards | 5,600,000 |  |  |
Shares issuable upon exercise of outstanding options | 600,000 |  |  |
Number of shares to reduce shares available to grant by upon vesting of restricted stock awards and units | 2,700,000 |  |  |
2008 Incentive Compensation Plan [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Shares issuable upon exercise of outstanding options | 300,000 |  |  |
Number of shares to reduce shares available to grant by upon vesting of restricted stock awards and units | 100,000 |  |  |

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- Definition Estimated period over which an employee is required to provide service in exchange for the equity-based payment award, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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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 -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(01) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition 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. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(ii) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition 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. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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