Acquisitions and Dispositions - Allocation of Purchase Price (Details) - USD ($) $ in Millions	11 Months Ended
	Sep. 30, 2022	Dec. 31, 2021	Oct. 19, 2021
Business Acquisition [Line Items]
Goodwill	$ 2,661.8	$ 2,822.5
Score Media and Gaming Inc.
Business Acquisition [Line Items]
Cash and cash equivalents	160.3		$ 160.3
Other current assets	22.8		22.8
ROU assets	2.6		2.6
Property and equipment	1.8		1.8
Goodwill	1,691.7		1,690.2
Measurement period adjustments , Goodwill	1.5
Other long-term assets	5.2		5.2
Total assets	2,223.0		2,221.5
Measurement period adjustments, Total Assets	1.5
Accounts payable, accrued expenses and other current liabilities	69.4		67.9
Measurement period adjustments Accounts payable, accrued expenses and other current liabilities	1.5
Deferred tax liabilities	69.2		69.2
Other non-current liabilities	1.7		1.7
Total liabilities	140.3		138.8
Measurement period adjustments, Liabilities	1.5
Net assets acquired	2,082.7		2,082.7
Measurement period adjustments, net assets acquired	0.0
Media technology | Score Media and Gaming Inc.
Business Acquisition [Line Items]
Customer relationship asset, other intangible assets	57.0		57.0
Customer relationships | Score Media and Gaming Inc.
Business Acquisition [Line Items]
Customer relationship asset, other intangible assets	8.0		8.0
Other | Score Media and Gaming Inc.
Business Acquisition [Line Items]
Customer relationship asset, other intangible assets	2.6		2.6
Gaming technology | Score Media and Gaming Inc.
Business Acquisition [Line Items]
Customer relationship asset, other intangible assets	160.0		160.0
Tradename | Score Media and Gaming Inc.
Business Acquisition [Line Items]
Customer relationship asset, other intangible assets	100.0		100.0
Advertising relationships | Score Media and Gaming Inc.
Business Acquisition [Line Items]
Customer relationship asset, other intangible assets	$ 11.0		$ 11.0