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Acquisitions - Acquisition of a Business (Details) - OpenEye - Subsequent Event - USD ($) $ in Millions	1 Months Ended
	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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Business Combination, Consideration Transferred, Holdback Amount

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Percentage of voting equity interests acquired at the acquisition date in the business combination.

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Amount of liability recognized arising from contingent consideration in a business combination.

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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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