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Stock-Based Compensation (Stock Incentive Program Descriptions) - Additional Information (Detail) - shares | 12 Months Ended |
--- | --- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021 | Jan. 31, 2015
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Options available for issuance under shareholders-approved equity plan | 1,100,000 |  |  |
Share granted | 1,509,000 |  |  |
Maximum [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Options available for issuance under shareholders-approved equity plan | 2,300,000 |  |  |
Executive Officers and Certain Employees [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Share granted |  | 300,000 |  |
PSUs, RSUs and Restricted Stock [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Vesting period | 4 years |  |  |
Performance Stock Units (PSUs) [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Vesting period |  | 3 years |  |
Share granted |  |  | 300,000 |
Performance Stock Units (PSUs) [Member] | Minimum [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Percentage of performance stock units granted |  | 0.00% |  |
Performance Stock Units (PSUs) [Member] | Maximum [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Percentage of performance stock units granted |  | 150.00% |  |
Performance Stock Units (PSUs) [Member] | Executive Officers and Certain Employees [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Vesting period |  | 1 year | 2 years |
Share granted | 900,000 |  |  |
Performance Stock Units (PSUs) [Member] | Executive Officers and Certain Employees [Member] | Tranche One [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Percentage of performance stock units granted | 100.00% |  |  |
Performance Stock Units (PSUs) [Member] | Executive Officers and Certain Employees [Member] | Tranche Two [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Vesting period | 3 years |  |  |
Performance Stock Units (PSUs) [Member] | Executive Officers and Certain Employees [Member] | Minimum [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Percentage of performance stock units granted | 0.00% | 0.00% | 0.00% |
Performance Stock Units (PSUs) [Member] | Executive Officers and Certain Employees [Member] | Minimum [Member] | Tranche One [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Vesting period | 2 years |  |  |
Performance Stock Units (PSUs) [Member] | Executive Officers and Certain Employees [Member] | Maximum [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Percentage of performance stock units granted |  | 142.80% | 142.80% |
Performance Stock Units (PSUs) [Member] | Executive Officers and Certain Employees [Member] | Maximum [Member] | Tranche Two [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Percentage of performance stock units granted | 150.00% |  |  |
2015 Employee Stock Incentive Plan [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Number of additional shares of common stock granted | 0 |  |  |
Number of shares of common stock authorized |  |  |  | 7,700,000
Multiplier used when issuing PSUs, restricted stock and RSUs |  |  |  | 2.5
Vesting period | 4 years |  |  |
Contractual term | 10 years |  |  |
2010 Directors Stock Plan [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Number of additional shares of common stock granted | 0 |  |  |
Previous Stock Incentive Plans [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Number of additional shares of common stock granted | 0 |  |  |
2020 Employee Incentive Plan [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Number of shares of common stock authorized | 2,800,000 |  |  |
Multiplier used when issuing PSUs, restricted stock and RSUs | 1 |  |  |
Contractual term | 10 years |  |  |
2020 Employee Incentive Plan [Member] | PSUs, RSUs and Restricted Stock [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Vesting period | 4 years |  |  |
2020 Employee Incentive Plan [Member] | Employee Stock Option |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Vesting period | 4 years |  |  |
2015 Employee Incentive Plan to 2020 Employee Incentive Plan [Member] | PSUs, RSUs and Restricted Stock [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Forfeiture of stock increase in issuance of common stock | 2.5 |  |  |
2020 Directors Stock Plan [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Number of shares of common stock authorized | 400,000 |  |  |
Multiplier used when issuing PSUs, restricted stock and RSUs | 1 |  |  |
Forfeiture of stock increase in issuance of common stock | 1 |  |  |
Contractual term | 10 years |  |  |
2006 Employee Stock Incentive Plan [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Number of shares of common stock authorized | 13,000,000.0 |  |  |
Vesting period | 4 years |  |  |
Contractual term | 10 years |  |  |

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