Goodwill and Intangible Assets - Narrative (Details)	3 Months Ended	12 Months Ended
	Dec. 31, 2020 USD ($)	Dec. 31, 2021 USD ($) reportingUnit	Dec. 31, 2020 USD ($) segment reportingUnit	Dec. 31, 2019 USD ($) segment
Schedule of Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Number of reportable segments (in segments) | segment			2	4
Number of reporting units (in reporting units) | reportingUnit		2	2
Goodwill impairment loss			$ 1,484,300,000
Impairment of finite-lived intangible assets			0
Goodwill		$ 8,400,000,000
Goodwill accumulated impairment loss		2,217,500,000
Amortization of intangible assets		$ 218,000,000	$ 220,000,000	$ 221,200,000
EMEA and APAC
Schedule of Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Goodwill impairment loss	$ 1,484,300,000
North America
Schedule of Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Goodwill impairment loss				$ 668,300,000
Percentage of fair value in excess of carrying amount		6.00%
Discount rate	8.00%	8.25%	8.00%