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Convertible Senior Notes (Tables) | 12 Months Ended
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Dec. 31, 2020
Debt Disclosure [Abstract] |
Summary of Convertible Debt | The net carrying amount of the liability component of the outstanding Notes was as follows:
| December 31, 2020
| $
Principal | 920,000 |
Unamortized discounts | (152,558) |
Unamortized offering costs | (9,434) |
Net carrying amount | 758,008 |
The net carrying amount of the equity component of the outstanding Notes was as follows:
| December 31, 2020
| $
Proceeds allocated to the conversion option (debt discount) | 160,804 |
Allocated offering costs, net of tax of $112 | (1,994) |
Net carrying amount | 158,810 |
The following table sets forth the interest expense recognized related to the outstanding Notes:
| Year ended
| December 31, 2020
| $
Contractual interest expense | 329 |
Amortization of debt discount | 8,246 |
Amortization of offering costs | 510 |
Total interest expense related to the outstanding Notes | 9,085 |

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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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- References No definition available. + Details
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