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Supplemental Cash Flow Information (Tables) | 6 Months Ended
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Jun. 30, 2025
Supplemental Cash Flow Elements [Abstract] |
Schedule of Cash Flow, Supplemental Disclosures | The reconciliation of net income (loss) to net cash provided by operating activities is as follows (in millions):
| Six Months Ended
| June 30,
| 2025 |  | 2024
Net income (loss) | $ | 381.8 |  |  | $ | (1,781.6) |
Adjustments to reconcile net income (loss) to net cash provided by operating activities: |  |  |
Depreciation and amortization | 78.7 |  |  | 73.5 |
Reduction in the carrying amount of right-of-use assets | 20.1 |  |  | 20.9 |
Share-based compensation | 27.2 |  |  | 30.3 |
(Gains) losses from change in fair market value of equity securities and loan receivable | (366.2) |  |  | 2,473.2 |
Payments for operating lease liabilities | (22.7) |  |  | (21.4) |
Decrease in accounts receivable | 11.5 |  |  | 33.0 |
(Increase) decrease in inventories | 3.7 |  |  | (31.2) |
(Increase) decrease in other current assets | 14.3 |  |  | (31.0) |
Increase (decrease) in accounts payable and other current liabilities | 34.5 |  |  | (26.6) |
Increase (decrease) in income taxes payable | (12.5) |  |  | 5.6 |
Increase (decrease) in deferred income taxes | 68.7 |  |  | (575.1) |
Increase (decrease) in other long-term liabilities | 0.5 |  |  | (0.2) |
Other | 6.8 |  |  | (2.0) |
Net cash provided by operating activities | $ | 246.4 |  |  | $ | 167.4 |
Non-cash investing activities: |  |  |
Purchased property, plant and equipment | $ | 4.7 |  |  | $ | 7.8 |
Purchased marketable securities and investments | $ | 2.4 |  |  | $ | 2.2 |
Sold marketable securities and investments | $ | — |  |  | $ | 9.8 |

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