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v3.25.1

LONG-TERM DEBT (Tables) | 3 Months Ended
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Mar. 31, 2025
Long-Term Debt, Unclassified [Abstract] |
Schedule of convertible debt | The following is a summary of our convertible debt instruments as of March 31, 2025:
(in millions) |  | Principal Amount |  | Unamortized Debt Issuance Costs |  | Net Carrying Amount |  | Fair Value Amount (1)
2027 Notes |  | $ | 862.5 |  |  | $ | (7.2) |  |  | $ | 855.3 |  |  | $ | 1,009.0 |
2029 Notes |  | 862.5 |  |  | (8.3) |  |  | 854.2 |  |  | 1,029.2 |
(1) The fair values are categorized in Level 2 of the fair value hierarchy. See Note 13, Fair Value Measurements, for more information on the levels of the fair value hierarchy.
Schedule of convertible debt interest expense | The following table provides a summary of the interest expense recorded for each of the 2027 Notes and 2029 Notes:
(in millions) |  | Three Months Ended March 31, 2025 |  |
2027 Notes |  |  |  |
Contractual interest expense |  | $ | 9.4 |  |  |
Amortization of debt issuance costs |  | 0.8 |  |  |
Total interest expense – 2027 Notes |  | 10.2 |  |  |
2029 Notes |  |  |  |
Contractual interest expense |  | 9.4 |  |  |
Amortization of debt issuance costs |  | 0.5 |  |  |
Total interest expense – 2029 Notes |  | $ | 9.9 |  |  |

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