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Convertible Senior Notes (Tables) | 12 Months Ended
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Dec. 31, 2020
Debt Disclosure [Abstract] |
Convertible Debt Balances | The Notes consisted of the following balances reported in the Consolidated Balance Sheets as of December 31, 2020:
| December 31, 2020
| (In thousands)
Liability: |
Principal amount | $ | 575,000 |
Unamortized discount | (95,744) |
Unamortized debt issuance costs | (12,055) |
Convertible senior notes, liability component | $ | 467,201 |
Equity: |
Embedded conversion option | $ | 100,510 |
Debt issuance costs | (2,680) |
Deferred tax impact | (25,098) |
Convertible senior notes, equity component (1) | $ | 72,732 |
_________________________________________________ (1) Included in additional paid-in capital in the Consolidated Balance Sheets.
Summary of the Components of Interest Expense | The following table summarizes the components of interest expense resulting from the Notes recognized in interest and other income (expense), net in the Consolidated Statements of Operations for the year ended December 31, 2020:
| Year Ended December 31, 2020 |  |
| (In thousands)
Contractual coupon interest | $ | 379 |  |  |  |  |  |  |
Amortization of discount | $ | 4,766 |  |  |  |  |  |  |
Amortization of debt issuance costs | $ | 600 |  |  |  |  |  |  |

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- Definition Tabular disclosure of borrowings which can be exchanged for a specified number of another security at the option of the issuer or the holder. Disclosures include, but are not limited to, principal amount, amortized premium or discount, and amount of liability and equity components. + References No definition available. + Details
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