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Segment Information - Net Revenue From External Customers and Intercompany Revenue From Each Operating Segment (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Segment Reporting Information [Line Items] |  |  |
Net revenue | $ 2,734.3 | $ 2,461.7 | $ 1,809.8
External Customer |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenue | 2,734.3 | 2,461.7 | 1,809.8
Operating Segments | Live and Historical Racing |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenue | 1,225.6 | 1,047.3 | 614.6
Operating Segments | Wagering Services and Solutions |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenue | 469.5 | 444.9 | 436.4
Operating Segments | Gaming |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenue | 1,039.1 | 968.6 | 755.9
Operating Segments | External Customer |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenue | 2,734.2 | 2,460.8 | 1,806.9
Operating Segments | External Customer | Live and Historical Racing |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenue | 1,225.6 | 1,047.3 | 614.6
Operating Segments | External Customer | Wagering Services and Solutions |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenue | 469.5 | 444.9 | 436.4
Operating Segments | External Customer | Gaming |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenue | 1,039.1 | 968.6 | 755.9
All Other |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenue | 0.1 | 0.9 | 2.9
All Other | External Customer |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenue | $ 0.1 | $ 0.9 | $ 2.9

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