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Fair Value of Financial Instruments | 6 Months Ended
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Jun. 30, 2022
Fair Value Disclosures [Abstract] |
Fair Value of Financial Instruments | Fair Value of Financial Instruments The carrying values and the estimated fair values of debt financial instruments were as follows (in thousands):
| June 30, 2022 |  | December 31, 2021
| Carrying Value |  | Fair Value |  | Carrying Value |  | Fair Value
Convertible Notes | $ | 412,808 |  |  | $ | 299,506 |  |  | $ | 411,863 |  |  | $ | 410,771 |
The carrying values of the Revolving Credit Facility recorded in long-term debt on the condensed consolidated balance sheets approximate fair value due to the variable interest rate. The fair value of the Convertible Notes is estimated using Level 2 inputs, as they are not registered securities nor listed on any securities exchange but may be traded by qualified institutional buyers.

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- Definition The entire disclosure for financial instruments. This disclosure includes, but is not limited to, fair value measurements of short and long term marketable securities, international currencies forward contracts, and auction rate securities. Financial instruments may include hedging and non-hedging currency exchange instruments, derivatives, securitizations and securities available for sale at fair value. Also included are investment results, realized and unrealized gains and losses as well as impairments and risk management disclosures. + References No definition available. + Details
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