Fair Value of Financial Instruments - Changes in Contingent Consideration (Details) $ in Millions	6 Months Ended
Jun. 30, 2020 USD ($)
Business Combination, Contingent Consideration, Liability [Roll Forward]
Beginning balance	$ 17.4
Acquisitions	0.0
Measurement adjustments recorded to earnings	(0.1)
Foreign currency translation adjustment	(1.2)
Ending balance	$ 16.1

Business Combination, Contingent Consideration, Liability, Acquisitions

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- Definition

Business Combination, Contingent Consideration, Liability, Foreign Currency Translation Adjustment

+ References

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Business Combination, Contingent Consideration, Liability, Measurement Adjustments Recorded To Earnings

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- Definition

Business Combination, Contingent Consideration, Liability [Roll Forward]

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

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
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-Publisher FASB
-Name Accounting Standards Codification
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-URI http://asc.fasb.org/extlink&oid=6911189&loc=d3e6408-128476

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