Intangible Assets - Additional Information (Details) $ in Millions		3 Months Ended	6 Months Ended	9 Months Ended	15 Months Ended
Jul. 10, 2019 USD ($)	Sep. 30, 2020 USD ($)	Sep. 30, 2019 USD ($)	Dec. 31, 2019 USD ($) TradeName	Jul. 10, 2019 USD ($)	Sep. 30, 2020 USD ($)	Sep. 30, 2020 USD ($) TradeName
Goodwill And Intangible Assets Disclosure [Abstract]
Indefinite-lived intangible assets trade names		$ 21.7		$ 21.2		$ 21.7	$ 21.7
Number of trade names \| TradeName				3			5
Amortization of Intangible Assets	$ 0.3	$ 15.1	$ 10.5		$ 5.9	$ 43.2

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(2)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274

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