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v3.21.2

Segment Information - Schedule of Net Revenue from External Customers (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | $ 393.0 | $ 337.8 | $ 1,232.4 | $ 775.8
Intercompany net revenue | 0.0 | 0.0 | 0.0 | 0.0
Disclosure of complimentary revenue | 6.1 | 2.1 | 15.0 | 10.5
Live and Historical Racing |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 81.5 | 71.1 | 336.7 | 130.5
TwinSpires |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 102.2 | 127.6 | 338.2 | 318.7
Gaming |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 185.6 | 133.7 | 525.6 | 318.4
Operating Segments |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 393.0 | 337.8 | 1,232.4 | 775.8
Operating Segments | Live and Historical Racing |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 79.7 | 63.8 | 318.8 | 115.2
Intercompany net revenue | 1.8 | 7.3 | 17.9 | 15.3
Operating Segments | Live and Historical Racing | Churchill Downs Racetrack |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 7.4 | 34.9 | 114.6 | 52.4
Operating Segments | Live and Historical Racing | Derby City Gaming |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 40.2 | 25.9 | 113.0 | 55.2
Operating Segments | Live and Historical Racing | Oak Grove |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 27.1 | 2.4 | 72.1 | 2.4
Operating Segments | Live and Historical Racing | Turfway Park |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 0.7 | 0.6 | 5.8 | 5.2
Operating Segments | Live and Historical Racing | Newport |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 4.3 | 0.0 | 13.3 | 0.0
Operating Segments | TwinSpires |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 101.8 | 127.1 | 337.1 | 317.5
Intercompany net revenue | 0.4 | 0.5 | 1.1 | 1.2
Operating Segments | TwinSpires | Horse Racing |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 93.1 | 124.0 | 313.0 | 310.5
Operating Segments | TwinSpires | Sports and Casino |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 8.7 | 3.1 | 24.1 | 7.0
Operating Segments | Gaming |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 185.3 | 133.5 | 523.3 | 316.7
Intercompany net revenue | 0.3 | 0.2 | 2.3 | 1.7
Operating Segments | Gaming | Fair Grounds and VSI |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 24.8 | 27.9 | 98.2 | 70.6
Operating Segments | Gaming | Presque Isle |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 35.9 | 27.5 | 90.2 | 56.4
Operating Segments | Gaming | Ocean Downs |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 31.7 | 24.3 | 78.7 | 42.2
Operating Segments | Gaming | Calder |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 25.9 | 6.5 | 74.2 | 34.0
Operating Segments | Gaming | Oxford |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 31.8 | 12.2 | 72.1 | 32.4
Operating Segments | Gaming | Riverwalk |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 14.5 | 15.2 | 47.3 | 34.6
Operating Segments | Gaming | Harlow’s |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 13.3 | 12.7 | 43.9 | 29.7
Operating Segments | Gaming | Lady Luck Nemacolin |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 7.4 | 7.2 | 18.7 | 16.8
All Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 26.2 | 13.4 | 53.2 | 26.4
Intercompany net revenue | 3.6 | 3.8 | 10.2 | 9.0
Eliminations |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Intercompany net revenue | (6.1) | (11.8) | (31.5) | (27.2)
Gaming |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 185.3 | 133.5 | 523.3 | 316.7
Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 26.2 | 13.4 | 53.2 | 26.4
External Customer |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 393.0 | 337.8 | 1,232.4 | 775.8
External Customer | Operating Segments |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 366.8 | 324.4 | 1,179.2 | 749.4
External Customer | Operating Segments | Live and Historical Racing |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 79.7 | 63.8 | 318.8 | 115.2
External Customer | Operating Segments | TwinSpires |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 101.8 | 127.1 | 337.1 | 317.5
External Customer | Operating Segments | Gaming |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 185.3 | 133.5 | 523.3 | 316.7
External Customer | All Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 26.2 | 13.4 | 53.2 | 26.4
External Customer | Pari-mutuel, live and simulcast racing |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 112.3 | 146.9 | 399.3 | 364.6
External Customer | Pari-mutuel, live and simulcast racing | Operating Segments |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 99.7 | 138.5 | 372.1 | 349.7
External Customer | Pari-mutuel, live and simulcast racing | Operating Segments | Live and Historical Racing |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 5.4 | 14.9 | 50.9 | 35.0
External Customer | Pari-mutuel, live and simulcast racing | Operating Segments | TwinSpires |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 89.4 | 119.0 | 300.2 | 298.5
External Customer | Pari-mutuel, live and simulcast racing | Operating Segments | Gaming |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 4.9 | 4.6 | 21.0 | 16.2
External Customer | Pari-mutuel, live and simulcast racing | All Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 12.6 | 8.4 | 27.2 | 14.9
External Customer | Pari-mutuel, historical racing |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 66.2 | 27.1 | 184.0 | 54.8
External Customer | Pari-mutuel, historical racing | Operating Segments |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 66.2 | 27.1 | 184.0 | 54.8
External Customer | Pari-mutuel, historical racing | Operating Segments | Live and Historical Racing |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 66.2 | 27.1 | 184.0 | 54.8
External Customer | Pari-mutuel, historical racing | Operating Segments | TwinSpires |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 0.0 | 0.0 | 0.0 | 0.0
External Customer | Pari-mutuel, historical racing | Operating Segments | Gaming |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 0.0 | 0.0 | 0.0 | 0.0
External Customer | Pari-mutuel, historical racing | All Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 0.0 | 0.0 | 0.0 | 0.0
External Customer | Racing event-related services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 6.9 | 20.0 | 73.2 | 22.6
External Customer | Racing event-related services | Operating Segments |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 1.9 | 19.8 | 66.3 | 22.3
External Customer | Racing event-related services | Operating Segments | Live and Historical Racing |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 1.8 | 19.1 | 65.3 | 19.6
External Customer | Racing event-related services | Operating Segments | TwinSpires |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 0.0 | 0.0 | 0.0 | 0.0
External Customer | Racing event-related services | Operating Segments | Gaming |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 0.1 | 0.7 | 1.0 | 2.7
External Customer | Racing event-related services | All Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 5.0 | 0.2 | 6.9 | 0.3
External Customer | Gaming |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 175.3 | 125.4 | 493.4 | 282.5
External Customer | Gaming | Operating Segments |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 175.3 | 125.4 | 493.4 | 282.5
External Customer | Gaming | Operating Segments | Live and Historical Racing |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 0.0 | 0.0 | 0.0 | 0.0
External Customer | Gaming | Operating Segments | TwinSpires |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 8.7 | 3.1 | 24.1 | 7.0
External Customer | Gaming | Operating Segments | Gaming |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 166.6 | 122.3 | 469.3 | 275.5
External Customer | Gaming | All Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 0.0 | 0.0 | 0.0 | 0.0
External Customer | Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 32.3 | 18.4 | 82.5 | 51.3
External Customer | Other | Operating Segments |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 23.7 | 13.6 | 63.4 | 40.1
External Customer | Other | Operating Segments | Live and Historical Racing |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 6.3 | 2.7 | 18.6 | 5.8
External Customer | Other | Operating Segments | TwinSpires |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 3.7 | 5.0 | 12.8 | 12.0
External Customer | Other | Operating Segments | Gaming |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | 13.7 | 5.9 | 32.0 | 22.3
External Customer | Other | All Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net revenue from external customers | $ 8.6 | $ 4.8 | $ 19.1 | $ 11.2

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