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Stock-Based Compensation - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Millions | 1 Months Ended | 12 Months Ended
--- | --- | ---
May 31, 2020 | Jun. 30, 2012 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2010
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Stock based compensation expense |  |  | $ 16.2 | $ 14.6 | $ 18.3 |
Stock-based compensation, tax benefits |  |  | 2.6 | 2.3 | 3.0 |
Stock Option |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Total intrinsic value of stock options exercised |  |  | 2.8 | $ 1.2 | $ 2.7 |
Tax benefits realized related to the stock options exercised |  |  | 0.7 |  |  |
Restricted Stock Units |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Tax benefits realized related to the stock options exercised |  |  | $ 1.5 |  |  |
Nonvested cash-settled performance units (in shares) |  |  | 223,000 | 242,000 |  |
Performance Shares |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Tax benefits realized related to the stock options exercised |  |  | $ 1.9 |  |  |
Performance period |  |  | 3 years |  |  |
Nonvested cash-settled performance units (in shares) |  |  | 520,000 | 510,000 |  |
Performance Shares | Minimum |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Award vesting rights, percentage |  |  | 0.00% |  |  |
Performance Shares | Maximum |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Award vesting rights, percentage |  |  | 200.00% |  |  |
Performance Shares | Weighted Average |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Award vesting rights, percentage |  |  | 118.00% |  |  |
Cash Settled Restricted Stock Units |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Nonvested cash-settled performance units (in shares) |  |  | 1,249 |  |  |
Nonvested cash-settled performance units value per share |  |  | $ 76.63 |  |  |
Cash Settled Performance Units |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Performance period |  |  | 3 years |  |  |
Nonvested cash-settled performance units (in shares) |  |  | 4,400 |  |  |
Nonvested cash-settled performance units value per share |  |  | $ 76.63 |  |  |
Nonvested cash-settled performance units assumed weighted average vesting |  |  | 128.00% |  |  |
Cash Settled Performance Units | Minimum |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Award vesting rights, percentage |  |  | 0.00% |  |  |
Cash Settled Performance Units | Maximum |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Award vesting rights, percentage |  |  | 200.00% |  |  |
2020 Plan |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Additional shares authorized for issuance (in shares) | 1,450,000 |  |  |  |  |
Minimum percentage of fair market value closing price | 100.00% |  |  |  |  |
Expiry date of common stock grants | 10 years |  |  |  |  |
Shares available for issuance of awards in future (in shares) |  |  | 3,242,465 |  |  |
2010 Long-Term Incentive Plan |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Additional shares authorized for issuance (in shares) |  |  |  |  |  | 2,300,000
Minimum percentage of fair market value closing price |  |  |  |  |  | 100.00%
Expiry date of common stock grants |  |  |  |  |  | 10 years
Number of shares authorized for issuance (in shares) |  |  |  |  |  | 10,000,000
2012 Long-Term Incentive Plan |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Minimum percentage of fair market value closing price |  | 100.00% |  |  |  |
Expiry date of common stock grants |  | 10 years |  |  |  |
Total unrecognized estimated compensation expense, nonvested awards |  |  | $ 17.7 |  |  |
Unrecognized estimated compensation expense to be recognized, weighted-average period |  |  | 1 year 9 months 18 days |  |  |

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