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v3.20.2

Fair Value Measurements (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | ---
Sep. 30, 2019 | Sep. 30, 2020 | Sep. 30, 2019 | Apr. 30, 2020 | Dec. 31, 2019
Liabilities: |  |  |  |  |
Discount rate |  | 11.41% |  |  |
Impairment of right-of-use asset | $ 1,933 | $ 5,777 | $ 1,933 |  |
6.50% Notes due 2024 | Senior Notes |  |  |  |  |
Liabilities: |  |  |  |  |
Long term debt, Carrying Amount |  |  |  | $ 21,999 |
6.50% Notes due 2024 | Fair Value, Inputs, Level 1 | Senior Notes |  |  |  |  |
Liabilities: |  |  |  |  |
Long term debt, Carrying Amount |  | 870,256 |  |  | $ 900,000
Long term debt, Fair Value |  | $ 800,000 |  |  | $ 812,250

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