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FINANCING ARRANGEMENTS (Tables) | 6 Months Ended
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Jun. 30, 2022
Debt Disclosure [Abstract] |
Schedule of Notes | The carrying amount of the 2026 Notes consisted of the following as of June 30, 2022 and December 31, 2021 (in thousands):
| June 30, 2022 |  | December 31, 2021
Principal amount | $ | 230,000 |  |  | $ | 230,000 |
Less: debt discount | (5,840) |  |  | (6,597) |
Net carrying amount of liability | $ | 224,160 |  |  | $ | 223,403 |
Schedule of Convertible Debt Interest Expense | During the three and six months ended June 30, 2022 and 2021, we recognized interest costs on the 2026 Notes and the Atairos Notes as follows (in thousands):
| Three Months Ended June 30, |  | Six Months Ended June 30,
| 2022 |  | 2021 |  | 2022 |  | 2021
Contractual interest | $ | 647 |  |  | $ | 1,700 |  |  | $ | 1,294 |  |  | $ | 3,732 |
Amortization of debt discount | 379 |  |  | 549 |  |  | 757 |  |  | 852 |
Total | $ | 1,026 |  |  | $ | 2,249 |  |  | $ | 2,051 |  |  | $ | 4,584 |

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