Fair Value Measurements - Narrative (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Convertible Debt
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Outstanding	$ 1,389.1	$ 1,389.1
Carrying value	1,381.6	1,377.8
2026 Notes \| Level 2
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Convertible debt, fair value disclosures	695.8
2026 Notes \| Convertible Debt
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt instrument, face amount	$ 695.8
Debt instrument, interest rate, stated percentage	0.00%
Outstanding	$ 695.8	695.8
Carrying value	693.2	691.0
2028 Notes \| Level 2
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Convertible debt, fair value disclosures	708.2
2028 Notes \| Convertible Debt
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt instrument, face amount	$ 693.3
Debt instrument, interest rate, stated percentage	0.00%
Outstanding	$ 693.3	693.3
Carrying value	688.4	$ 686.8
Credit Agreement \| Line of Credit \| Secured Debt
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Outstanding	1,000.0
Carrying value	$ 972.9

Fair value portion of borrowing which can be exchanged for a specified number of another security at the option of the issuer or the holder, for example, but not limited to, the entity's common stock.

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Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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