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Debt - Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands, shares in Millions | 3 Months Ended |
--- | --- | ---
Mar. 31, 2020 | Mar. 31, 2019 | Dec. 31, 2019
Debt Disclosure [Abstract] |  |  |
Exchange agreement, aggregate principal amount |  | $ 219,300 |
Shares authorized for issuance (in shares) |  | 39.0 |
Common stock, par value (in dollars per share) | $ 0.01 | $ 0.01 | $ 0.01
Exchange agreement, accrued and unpaid interest |  | $ 1,000 |
Gain (loss) on extinguishment of debt, additional paid-in capital |  | 190,400 |
Gain (loss) on extinguishment of debt, fair value of common shares issued |  | 400 |
Loss on exchange of convertible debt | $ 0 | 36,123 |
Proceeds from termination of capped call confirmations | $ 0 | $ 14,632 |

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