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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOW (PARENTHETICAL) - USD ($) shares in Millions, $ in Millions | 1 Months Ended | 9 Months Ended
--- | --- | ---
Dec. 31, 2020 | Dec. 31, 2020 | Dec. 31, 2019
Supplemental disclosure of cash flow information: |  |  |
Payments on settlement of convertible debt |  | $ 2,252.2 | $ 0.0
Long-term Debt |  |  |
Supplemental disclosure of cash flow information: |  |  |
Extinguishment of debt, amount | $ 1,086.5 |  |
Payments on settlement of convertible debt | $ 428.9 |  |
Shares issued to settle convertible debt (in shares) | 8.4 |  |
Long-term Debt | 2020 Senior Convertible Debt |  |  |
Supplemental disclosure of cash flow information: |  |  |
Debt conversion, converted instrument amount | $ 665.5 |  |

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