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Debt and Credit Facilities (Tables) | 12 Months Ended
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Dec. 31, 2020
Debt Disclosure [Abstract] |
Schedule of Long Term Debt | Debt consisted of the following at December 31, 2020 and December 31, 2019 (in thousands):
|  | 2020 |  |  | 2019 |
Short-Term: |  |  |  |  |  |  |  |
Senior notes |  | $ | 50,000 |  |  | $ | - |
Total Short-Term |  |  | 50,000 |  |  |  | - |
Long-Term: |  |  |  |  |  |  |  |
Senior notes |  |  | 200,000 |  |  |  | 250,000 |
Convertible senior notes |  |  | 400,000 |  |  |  | - |
Debt discount |  |  | (51,138 | ) |  |  | - |
Debt issuance costs |  |  | (8,864 | ) |  |  | (647 | )
Total long-term |  |  | 539,998 |  |  |  | 249,353 |
Total Debt |  | $ | 589,998 |  |  | $ | 249,353 |
Schedule of Aggregate Amount of Debt | Term Loan In January 2019, the Company borrowed $150.0 million under our Term Loan Agreement to partially finance the OGSystems acquisition. On May 10, 2019, the Company used proceeds from its May 8, 2019 IPO to repay the $150.0 million outstanding balance under the Term Loan and this loan is now closed. Interest expense related to the Term Loan was $2.3 million for the year ended December 31, 2019. There were no amounts outstanding in 2020. Private Placement On July 1, 2014, the Company finalized a private placement whereby the Company raised an aggregate amount of $250.0 million in debt repayable as follows (in thousands):
Tranche |  | Debt Amount |  |  | Maturity Date |  | Interest Rate |
Senior Note, Series A |  | $ | 50,000 |  |  | July 15, 2021 |  |  | 4.44 | %
Senior Note, Series B |  |  | 100,000 |  |  | July 15, 2024 |  |  | 4.98 | %
Senior Note, Series C |  |  | 60,000 |  |  | July 15, 2026 |  |  | 5.13 | %
Senior Note, Series D |  |  | 40,000 |  |  | July 15, 2029 |  |  | 5.38 | %
Summary of Convertible Senior Notes | A summary as of December 31, 2020 of the gross carrying amount, unamortized debt discount including debt issuance costs, and net carrying value of the liability component of the Convertible Senior Notes is as follows:
|  | December 31, 2020 |
Par value |  | $ | 400,000 |
Debt discount |  | $ | (59,356 | )
Carrying amount |  | $ | 340,644 |
Equity component |  | $ | 53,552 |

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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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- Definition Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation. + References No definition available. + Details
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