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Emergence from Voluntary Reorganization under Chapter 11 - Narrative (Details) | Nov. 19, 2020 shares
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Debt Instrument [Line Items] |
Warrants to purchase of number of shares (in shares) | 1,621,622
Long Term Incentive Plan (LTIP) |
Debt Instrument [Line Items] |
Number of shares available for grant (in shares) | 2,402,402
Unsecured Debt |
Debt Instrument [Line Items] |
Issued of common stock (in shares) | 20,000,000
Senior Unsecured Notes Due 2021 | Unsecured Debt |
Debt Instrument [Line Items] |
Stated interest rate (as a percent) | 6.50%
Senior Unsecured Notes Due 2022 | Unsecured Debt |
Debt Instrument [Line Items] |
Stated interest rate (as a percent) | 6.875%
Senior Unsecured Notes Due 2023 | Unsecured Debt |
Debt Instrument [Line Items] |
Stated interest rate (as a percent) | 6.875%
Senior Unsecured Notes Due 2026 | Unsecured Debt |
Debt Instrument [Line Items] |
Stated interest rate (as a percent) | 6.25%
Senior Unsecured Convertible Notes Due 2023 | Senior Convertible Notes |
Debt Instrument [Line Items] |
Stated interest rate (as a percent) | 2.625%

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