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v3.25.1

Share-Based Compensation - Additional Information (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2025 | Mar. 31, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Share-based compensation expense |  | $ 11.6 | $ 11.9
Weighted-average grant date fair value of SARs granted | [1] | $ 8.31 |
Vested period |  | 737 |
Total vesting date fair value of stock units |  | $ 5.3 | 6.5
Maximum [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Total intrinsic value of awards exercised for SARs |  | $ 0.0 | $ 0.0
Stock Appreciation Rights (SARs) |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Weighted-average grant date fair value of SARs granted |  | $ 4.52 | $ 4.43
Stock Appreciation Rights (SARs) | Service condition [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Vesting period beginning from the grant date |  | 3 years |
Service Condition Awards [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Unrecognized compensation cost on non-vested stock awards |  | $ 60.2 |
Unrecognized compensation cost on non-vested stock awards, weighted-average period of recognition |  | 1 year 8 months 12 days |
Performance Stock Units [Member] | Minimum [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Vesting period beginning from the grant date |  | 2 years |
Performance Stock Units [Member] | Maximum [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Vesting period beginning from the grant date |  | 3 years |
[1] | Includes 1.4 million performance-based restricted stock units.

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