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ACCUMULATED OTHER COMPREHENSIVE (LOSS) INCOME, NET (Tables) | 12 Months Ended
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Dec. 31, 2025
Equity [Abstract] |
Schedule of accumulated other comprehensive (loss) income, net | The following represents the changes in accumulated other comprehensive (loss) income, net by component (in millions):
| Foreign Currency Translation Adjustment |  | Available-for-sale Financial Investments |  | Post-Retirement Benefits, Net |  | Total Accumulated Other Comprehensive (Loss) Income, Net
Balance at December 31, 2023 | $ | (5.6) |  |  | $ | (3.7) |  |  | $ | (0.1) |  |  | $ | (9.4) |
Other comprehensive (loss) income | (43.0) |  |  | 3.7 |  |  | 0.3 |  |  | (39.0) |
Balance at December 31, 2024 | $ | (48.6) |  |  | $ | — |  |  | $ | 0.2 |  |  | $ | (48.4) |
Other comprehensive income | 78.3 |  |  | — |  |  | 0.2 |  |  | 78.5 |
Balance at December 31, 2025 | $ | 29.7 |  |  | $ | — |  |  | $ | 0.4 |  |  | $ | 30.1 |

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