Segment Information - Schedule of Total Assets and Capital Expenditures by Operating Segment (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	$ 7,275.9	$ 6,955.5
Capital expenditures	547.0	676.5	$ 423.5
Operating Segments
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	6,557.6	6,267.7
Capital expenditures	534.4	663.8	406.4
All Other
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	718.3	687.8
Capital expenditures	12.6	12.7	17.1
Live and Historical Racing | Operating Segments
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	4,143.3	3,872.9
Capital expenditures	385.4	461.1	307.0
Wagering Services and Solutions | Operating Segments
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	460.6	473.9
Capital expenditures	19.0	14.6	87.6
Gaming | Operating Segments
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	1,953.7	1,920.9
Capital expenditures	$ 130.0	$ 188.1	$ 11.8