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

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Amount of increase (decrease) in the value of a contingent consideration liability, including, but not limited to, differences arising upon settlement.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
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For contingent consideration arrangements recognized in connection with a business combination, this element represents an estimate of the high-end of the potential range (undiscounted) of the consideration which may be paid.

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

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Value of input used to measure contingent consideration liability from business combination.

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-Publisher FASB
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-Topic 820
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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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The amount by which the fair value of an investment is less than the amortized cost basis or carrying amount of that investment at the balance sheet date and the decline in fair value is deemed to be other than temporary, before considering whether or not such amount is recognized in earnings or other comprehensive income.

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Fair Value Measurements - Narrative (Details)	3 Months Ended		6 Months Ended
Fair Value Measurements - Narrative (Details)	Jun. 30, 2020 USD ($)	Jun. 30, 2019 USD ($)	Jun. 30, 2020 USD ($)	Jun. 30, 2019 USD ($)	Dec. 31, 2019 USD ($)	Oct. 21, 2019 USD ($)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Contingent consideration liability from acquisitions	$ 0		$ 0		$ 2,595,000
Change in fair value of contingent liability			(2,289,000)	$ 0
Other-than-temporary impairments	0	$ 0	0	$ 0
OpenEye
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Percentage of business acquired						85.00%
Additional earn-out						$ 11,000,000.0
Change in fair value of contingent liability			(2,300,000)
Fair Value, Measurements, Recurring
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Contingent consideration liability from acquisitions	306,000		306,000		$ 2,595,000
Fair Value, Measurements, Recurring \| OpenEye
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Contingent consideration liability from acquisitions	$ 300,000		$ 300,000			$ 2,800,000
Measurement Input, Revenue Volatility
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input	0.68		0.68
Measurement Input, Discount Rate
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Measurement input	0.04		0.04