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LONG-TERM COMPENSATION PLANS (Tables) | 12 Months Ended
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Dec. 31, 2024
Share-Based Payment Arrangement [Abstract] |
Schedule of Compensation Expense | For 2024, 2023 and 2022, compensation expense associated with the Company's long-term compensation plans was as follows:
|  | Year Ended December 31,
(dollars in millions) |  | 2024 |  | 2023 |  | 2022
RSUs |  | $ | 14.8 |  |  | $ | 9.3 |  |  | $ | 17.4 |
Stock options |  | — |  |  | 0.1 |  |  | 0.3 |
Total |  | $ | 14.8 |  |  | $ | 9.4 |  |  | $ | 17.7 |
Unrecognized compensation expense for awards expected to vest |  | $ | 19.4 |  |  |  |  |
Weighted average remaining vesting period (months) |  | 19 |  |  |  |
Schedule of Restricted Stock Unit Award Activity in Payment Awards | At December 31, 2024, a total of 9,767,258 shares of common stock had been issued, and 4,307,288 RSUs and stock options were outstanding.
|  | Total |  | RSUs |  |  |  | Stock Options
Outstanding at December 31, 2023 |  | 4,256,974 |  |  | 3,872,289 |  |  |  |  | 384,685 |
Granted |  | 1,041,581 |  |  | 1,041,581 |  |  |  |  | — |
Exercised/Issued |  | (909,066) |  |  | (892,085) |  |  |  |  | (16,981) |
Forfeited |  | (82,201) |  |  | (82,201) |  |  |  |  | — |
Outstanding at December 31, 2024 |  | 4,307,288 |  |  | 3,939,584 |  |  |  |  | 367,704 |
Schedule of Equity Classified RSUs | The Company granted the following equity classified RSUs:
Year of Issuance: |  | RSUs |  | Weighted Average Grant Date Fair Value |  | Weighted Average Vesting Period (months)
2024 |  | 1,041,581 |  |  | $ | 22.54 |  |  | 28
2023 |  | 1,185,157 |  |  | $ | 19.75 |  |  | 27
2022 |  | 2,847,135 |  |  | $ | 23.23 |  |  | 51
Schedule of RSUs Outstanding | At December 31, 2024, the following equity classified RSUs were outstanding:
|  | December 31, 2024 |  |
Vesting Conditions: |  | Outstanding |  |  |  | Weighted Average Remaining Vesting Period (months) |  | Potential Additional Awards |  |  |  |  |  |
Service-based |  | 616,477 |  |  |  |  | 10 |  | — |  |  |  |  |  |  |
Performance-based |  | 1,373,107 |  |  |  |  | 15 |  | 1,373,107 |  |  |  |  |  |  |
Performance-based awards deemed not probable |  | 1,950,000 |  |  |  |  | 26 |  | 292,500 |  |  |  |  |  |  |
Total |  | 3,939,584 |  |  |  |  | 16 |  | 1,665,607 |  |  |  |  |  |  |

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- Definition Tabular disclosure of number, weighted-average exercise price or conversion ratio, aggregate intrinsic value, and weighted-average remaining contractual term for outstanding restricted stock units that are fully vested and expected to vest. Includes, but is not limited to, unvested restricted stock units for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Subparagraph (e)(1) -Name Accounting Standards Codification -Paragraph 2 -Section 50 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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