Fair Value Measurements - Narrative (Details) - USD ($) $ in Millions |
9 Months Ended | |
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Sep. 30, 2021 |
Dec. 31, 2020 |
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Equity Method Investments | ||
Fair Value Measurements | ||
Investment in private company | $ 1.5 | |
Level II | Equity Method Investments | ||
Fair Value Measurements | ||
Price adjustment | 0.8 | |
Convertible Notes due 2023 | ||
Fair Value Measurements | ||
Debt instrument, fair value disclosure | 434.7 | $ 460.8 |
Convertible Notes due 2023 | Carrying Value | ||
Fair Value Measurements | ||
Convertible notes | 341.5 | 316.6 |
Convertible Notes due 2025 | ||
Fair Value Measurements | ||
Debt instrument, fair value disclosure | 523.0 | 540.8 |
Convertible Notes due 2025 | Carrying Value | ||
Fair Value Measurements | ||
Convertible notes | $ 506.1 | $ 439.9 |
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- Definition Carrying amount of long-term convertible debt as of the balance sheet date, net of the amount due in the next twelve months or greater than the normal operating cycle, if longer. The debt is convertible into another form of financial instrument, typically the entity's common stock. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of gain from upward price adjustment on investment in equity security without readily determinable fair value. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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