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ACCUMULATED OTHER COMPREHENSIVE (LOSS) INCOME, NET (Tables) | 9 Months Ended
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Sep. 30, 2024
Equity [Abstract] |
Schedule of accumulated other comprehensive income (loss), 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 |  | Total Accumulated Other Comprehensive (Loss) Income, Net
Balance at December 31, 2023 | $ | (5.6) |  |  | $ | (3.7) |  |  | $ | (0.1) |  |  | $ | (9.4) |
Other comprehensive income | 23.4 |  |  | 3.7 |  |  | 0.1 |  |  | 27.2 |
Balance at September 30, 2024 | $ | 17.8 |  |  | $ | — |  |  | $ | — |  |  | $ | 17.8 |

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