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Acquisitions - Acquisition of a Business (Details) - OpenEye - Subsequent Event - USD ($) $ in Millions | 1 Months Ended |
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Oct. 31, 2019 | Oct. 21, 2019
Business Acquisition [Line Items] |  |
Percentage of business acquired |  | 85.00%
Consideration | $ 61.3 |
Amount of purchase price holdback |  | $ 2.8
Contingent earnout |  | $ 11.0

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