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| 0000020212-22-000172-index.html | 2022-12-16 09:08:37 | |
| 0000020212-22-000172.txt | 2022-12-16 09:08:37 | |
 0000020212-22-000172-xbrl.zip | 15463 | 2022-12-16 09:08:37 |
| chdn-20221215.htm | 39975 | 2022-12-16 09:08:37 |
| chdn-20221215.xsd | 1926 | 2022-12-16 09:08:37 |
| chdn-20221215_htm.xml | 11188 | 2022-12-16 09:08:37 |
| chdn-20221215_lab.xml | 23924 | 2022-12-16 09:08:37 |
| chdn-20221215_pre.xml | 12612 | 2022-12-16 09:08:37 |
| ex99112-16x22.htm | 15275 | 2022-12-16 09:08:37 |
| FilingSummary.xml | 1650 | 2022-12-16 09:08:37 |
| Financial_Report.xlsx | 5681 | 2022-12-16 09:08:37 |
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| R1.htm | 38101 | 2022-12-16 09:08:37 |
| report.css | 2767 | 2022-12-16 09:08:37 |
| Show.js | 1085 | 2022-12-16 09:08:37 |