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Shareholders' Equity - Narrative (Details) $ / shares in Units, $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2020 USD ($) shares | Sep. 30, 2020 USD ($) $ / shares shares
Option Indexed to Issuer's Equity [Line Items] |  |
Aggregate cost of capped call transactions | $ | $ (10,625) | $ (10,625)
2026 Capped Calls |  |
Option Indexed to Issuer's Equity [Line Items] |  |
Aggregate number of common shares subject to capped calls | shares | 28,675,900 | 28,675,900
Initial strike price | $ / shares |  | $ 6.97
Initial cap price | $ / shares |  | $ 8.42
Aggregate cost of capped call transactions | $ |  | $ 10,600

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