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Business Combinations - Other (Details) - USD ($) $ / shares in Units, $ in Thousands | Nov. 21, 2019 | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | --- | ---
Business Combinations |  |  |
Common stock, shares outstanding |  | 43,502,000 | 36,107,000
Avedro |  |  |
Business Combinations |  |  |
Exchange Ratio (as a percent) | 36.50% |  |
Right to receive shares of Glaukos | 6,449,551 |  |
Share Price | $ 63.07 |  |
Fair value of Glaukos common stock issued in the Merger, plus an immaterial amount of cash paid for fractional shares | $ 406,776 |  |
Fair value of Glaukos common stock issued to replace certain vested Avedro warrants | 189 |  |
Fair value of Replacement Awards attributable to pre-combination services | 30,786 |  |
Total Merger Consideration | $ 437,751 |  |
Avedro | Avedro |  |  |
Business Combinations |  |  |
Common stock, shares outstanding | 17,670,003 |  |

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