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Equity - Narrative (Details) - $ / shares | 9 Months Ended |  |
--- | --- | --- | ---
Sep. 30, 2020 | Jul. 01, 2020 | Dec. 31, 2019
Class of Stock |  |  |
Common stock, shares issued (in shares) | 35,906,000 |  | 35,772,000
Common stock, shares outstanding (in shares) | 35,906,000 |  | 35,772,000
Common stock, par value (in dollars per share) | $ 0.001 |  | $ 0.001
Unvested options (in shares) | 100,000 |  |
Series A Warrants |  |  |
Class of Stock |  |  |
Plan of reorganization, equity interest issuable (in shares) | 4,700,000 |  |
Number of common shares exercised for each warrant (in shares) | 1 |  |
Exercise price (in usd per share) | $ 41.34 |  |
Series B Warrants |  |  |
Class of Stock |  |  |
Plan of reorganization, equity interest issuable (in shares) | 2,000,000.0 |  |
Number of common shares exercised for each warrant (in shares) | 1 |  |
Exercise price (in usd per share) | $ 42.03 |  |
The Tax Benefits Preservation Plan |  |  |
Class of Stock |  |  |
Common stock, par value (in dollars per share) |  | $ 0.001 |
Number of rights per outstanding share of common stock |  | 1 |
Preferred stock, par value (in dollars per share) |  | $ 0.001 |
The Tax Benefits Preservation Plan | Preferred Stock |  |  |
Class of Stock |  |  |
Class of warrant or right, fractional number of securities called by each warrant or right (in shares) |  | 0.001 |
Exercise price (in usd per share) |  | $ 5.00 |
Restricted Stock |  |  |
Class of Stock |  |  |
Unvested awards (in shares) | 100,000 |  |
Restricted Stock Units (RSUs) |  |  |
Class of Stock |  |  |
Unvested awards (in shares) | 1,400,000 |  |
Performance Share Units |  |  |
Class of Stock |  |  |
Unvested awards (in shares) | 200,000 |  |

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