Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Name:	us-gaap_GoodwillImpairmentLoss
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Goodwill and Intangible Assets, Net - Impairment Testing (Details)		1 Months Ended	3 Months Ended					6 Months Ended	9 Months Ended
	Oct. 31, 2020 reportingUnit	May 31, 2020 reportingUnit	Sep. 30, 2021 USD ($)	Sep. 30, 2020 USD ($)	Jun. 30, 2020 USD ($)	Mar. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Jun. 30, 2020 USD ($)	Sep. 30, 2021 USD ($)	Sep. 30, 2021 unit	Sep. 30, 2021 reportingUnit	Sep. 30, 2020 USD ($)
Goodwill and Intangible Assets Disclosure [Abstract]
Number of reporting units for goodwill testing	2	2								3	3
Goodwill impairment \| $			$ 0	$ 0	$ 215,100,000	$ 0	$ 199,800,000	$ 215,100,000	$ 0			$ 215,100,000
Number of reporting units, fair value in excess of carrying amount \| reportingUnit	1	1