Basis of Presentation and Significant Accounting Policies Basis of Presentation and Significant Accounting Policies - Additional Information (Details) shares in Millions, $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2020 USD ($) shares	Jun. 30, 2019 USD ($)	Jun. 30, 2020 USD ($) shares	Jun. 30, 2019 USD ($)
Accounting Policies [Abstract]
Number of Operating Segments			3
Foreign Currency Transaction Gain (Loss), Realized \| $	$ 0.4	$ 0.8	$ 2.3	$ (0.5)
Class of Warrant or Right, Outstanding \| shares	11.2		11.2

Amount before tax of foreign currency transaction realized gain (loss) recognized in the income statement.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 830
-SubTopic 20
-Section 45
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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