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v3.21.2

Description of Business (Details) | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | ---
Jun. 30, 2021 | Sep. 30, 2021 segment | Dec. 31, 2020 property | Jul. 31, 2020 property
Patron Capacity [Line Items] |  |  |  |
Number of reportable segments | segment |  | 3 |  |
Number of properties temporarily suspended | property |  |  | 3 | 1
Churchill Downs Racetrack | Minimum | Live and Historical Racing |  |  |  |
Patron Capacity [Line Items] |  |  |  |
Patron capacity, percentage | 0.40 |  |  |
Churchill Downs Racetrack | Maximum | Live and Historical Racing |  |  |  |
Patron Capacity [Line Items] |  |  |  |
Patron capacity, percentage | 0.60 |  |  |

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- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 18 -URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e8672-108599 + Details
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