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SHARE-BASED COMPENSATION - Summary of Expense (Detail) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] |  |  |  |
Share-based compensation expense | $ 2.6 | $ 3.8 | $ 8.4 | $ 12.0
Restricted Stock Units |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] |  |  |  |
Share-based compensation expense | 1.5 | 2.2 | 3.9 | 7.0
Unrecognized compensation cost | 5.9 |  | $ 5.9 |
Weighted-average period of recognition |  |  | 1 year 3 months 18 days |
Employee Stock Option |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] |  |  |  |
Share-based compensation expense | 0.2 | 0.7 | $ 1.0 | 3.3
Unrecognized compensation cost, options | 0.8 |  | $ 0.8 |
Weighted-average period of recognition |  |  | 1 year |
Performance Share Units |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] |  |  |  |
Share-based compensation expense | 0.7 | $ 0.9 | $ 1.3 | $ 1.7
Unrecognized compensation cost | 4.1 |  | $ 4.1 |
Weighted-average period of recognition |  |  | 1 year 9 months 18 days |
Restricted Cash Units (RCUs) |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] |  |  |  |
Share-based compensation expense | 0.2 |  | $ 2.2 |
Unrecognized compensation cost | $ 2.4 |  | $ 2.4 |
Weighted-average period of recognition |  |  | 1 year 8 months 12 days |

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