Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000020212-22-000056-index-headers.html | 2022-02-23 16:26:15 | |
| 0000020212-22-000056-index.html | 2022-02-23 16:26:15 | |
| 0000020212-22-000056.txt | 2022-02-23 16:26:15 | |
 0000020212-22-000056-xbrl.zip | 658132 | 2022-02-23 16:26:15 |
| chdn-20211231.htm | 3224842 | 2022-02-23 16:26:15 |
| chdn-20211231.xsd | 97643 | 2022-02-23 16:26:15 |
| chdn-20211231_cal.xml | 139299 | 2022-02-23 16:26:15 |
| chdn-20211231_def.xml | 537289 | 2022-02-23 16:26:15 |
 chdn-20211231_g1.jpg | 163254 | 2022-02-23 16:26:15 |
| chdn-20211231_htm.xml | 3156976 | 2022-02-23 16:26:15 |
| chdn-20211231_lab.xml | 1126544 | 2022-02-23 16:26:15 |
| chdn-20211231_pre.xml | 816400 | 2022-02-23 16:26:15 |
| exhibit212021.htm | 22760 | 2022-02-23 16:26:15 |
| exhibit232021.htm | 3417 | 2022-02-23 16:26:15 |
| exhibit31a2021123110k.htm | 10067 | 2022-02-23 16:26:15 |
| exhibit31b2021123110k.htm | 10150 | 2022-02-23 16:26:15 |
| exhibit322021123110k.htm | 6862 | 2022-02-23 16:26:15 |
| FilingSummary.xml | 64453 | 2022-02-23 16:26:15 |
| Financial_Report.xlsx | 175328 | 2022-02-23 16:26:15 |
| MetaLinks.json | 1132069 | 2022-02-23 16:26:15 |
| R1.htm | 63161 | 2022-02-23 16:26:15 |
| R10.htm | 53644 | 2022-02-23 16:26:15 |
| R100.htm | 38258 | 2022-02-23 16:26:15 |
| R101.htm | 82540 | 2022-02-23 16:26:15 |
| R102.htm | 6606 | 2022-02-23 16:26:15 |
| R103.htm | 26177 | 2022-02-23 16:26:15 |
| R104.htm | 15273 | 2022-02-23 16:26:15 |
| R105.htm | 12150 | 2022-02-23 16:26:15 |
| R106.htm | 18422 | 2022-02-23 16:26:15 |
| R11.htm | 5664 | 2022-02-23 16:26:15 |
| R12.htm | 24261 | 2022-02-23 16:26:15 |
| R13.htm | 27467 | 2022-02-23 16:26:15 |
| R14.htm | 18835 | 2022-02-23 16:26:15 |
| R15.htm | 21810 | 2022-02-23 16:26:15 |
| R16.htm | 37820 | 2022-02-23 16:26:15 |
| R17.htm | 10822 | 2022-02-23 16:26:15 |
| R18.htm | 79333 | 2022-02-23 16:26:15 |
| R19.htm | 25705 | 2022-02-23 16:26:15 |
| R2.htm | 7885 | 2022-02-23 16:26:15 |
| R20.htm | 81027 | 2022-02-23 16:26:15 |
| R21.htm | 55244 | 2022-02-23 16:26:15 |
| R22.htm | 13352 | 2022-02-23 16:26:15 |
| R23.htm | 21537 | 2022-02-23 16:26:15 |
| R24.htm | 35972 | 2022-02-23 16:26:15 |
| R25.htm | 89175 | 2022-02-23 16:26:15 |
| R26.htm | 9148 | 2022-02-23 16:26:15 |
| R27.htm | 38650 | 2022-02-23 16:26:15 |
| R28.htm | 8041 | 2022-02-23 16:26:15 |
| R29.htm | 38678 | 2022-02-23 16:26:15 |
| R3.htm | 136596 | 2022-02-23 16:26:15 |
| R30.htm | 255585 | 2022-02-23 16:26:15 |
| R31.htm | 9181 | 2022-02-23 16:26:15 |
| R32.htm | 7047 | 2022-02-23 16:26:15 |
| R33.htm | 22561 | 2022-02-23 16:26:15 |
| R34.htm | 97255 | 2022-02-23 16:26:15 |
| R35.htm | 21559 | 2022-02-23 16:26:15 |
| R36.htm | 26417 | 2022-02-23 16:26:15 |
| R37.htm | 18187 | 2022-02-23 16:26:15 |
| R38.htm | 20623 | 2022-02-23 16:26:15 |
| R39.htm | 63005 | 2022-02-23 16:26:15 |
| R4.htm | 119502 | 2022-02-23 16:26:15 |
| R40.htm | 83635 | 2022-02-23 16:26:15 |
| R41.htm | 17549 | 2022-02-23 16:26:15 |
| R42.htm | 71057 | 2022-02-23 16:26:15 |
| R43.htm | 41216 | 2022-02-23 16:26:15 |
| R44.htm | 22673 | 2022-02-23 16:26:15 |
| R45.htm | 30276 | 2022-02-23 16:26:15 |
| R46.htm | 47080 | 2022-02-23 16:26:15 |
| R47.htm | 35498 | 2022-02-23 16:26:15 |
| R48.htm | 38180 | 2022-02-23 16:26:15 |
| R49.htm | 236675 | 2022-02-23 16:26:15 |
| R5.htm | 26055 | 2022-02-23 16:26:15 |
| R50.htm | 28922 | 2022-02-23 16:26:15 |
| R51.htm | 29505 | 2022-02-23 16:26:15 |
| R52.htm | 17905 | 2022-02-23 16:26:15 |
| R53.htm | 17143 | 2022-02-23 16:26:15 |
| R54.htm | 21994 | 2022-02-23 16:26:15 |
| R55.htm | 9752 | 2022-02-23 16:26:15 |
| R56.htm | 6215 | 2022-02-23 16:26:15 |
| R57.htm | 6175 | 2022-02-23 16:26:15 |
| R58.htm | 30431 | 2022-02-23 16:26:15 |
| R59.htm | 6264 | 2022-02-23 16:26:15 |
| R6.htm | 77931 | 2022-02-23 16:26:15 |
| R60.htm | 51745 | 2022-02-23 16:26:15 |
| R61.htm | 29174 | 2022-02-23 16:26:15 |
| R62.htm | 4919 | 2022-02-23 16:26:15 |
| R63.htm | 19447 | 2022-02-23 16:26:15 |
| R64.htm | 23165 | 2022-02-23 16:26:15 |
| R65.htm | 29978 | 2022-02-23 16:26:15 |
| R66.htm | 37938 | 2022-02-23 16:26:15 |
| R67.htm | 13331 | 2022-02-23 16:26:15 |
| R68.htm | 28175 | 2022-02-23 16:26:15 |
| R69.htm | 30082 | 2022-02-23 16:26:15 |
| R7.htm | 28308 | 2022-02-23 16:26:15 |
| R70.htm | 12473 | 2022-02-23 16:26:15 |
| R71.htm | 26636 | 2022-02-23 16:26:15 |
| R72.htm | 33737 | 2022-02-23 16:26:15 |
| R73.htm | 40407 | 2022-02-23 16:26:15 |
| R74.htm | 12047 | 2022-02-23 16:26:15 |
| R75.htm | 28517 | 2022-02-23 16:26:15 |
| R76.htm | 61476 | 2022-02-23 16:26:15 |
| R77.htm | 17353 | 2022-02-23 16:26:15 |
| R78.htm | 47013 | 2022-02-23 16:26:15 |
| R79.htm | 12292 | 2022-02-23 16:26:15 |
| R8.htm | 121707 | 2022-02-23 16:26:15 |
| R80.htm | 34951 | 2022-02-23 16:26:15 |
| R81.htm | 75473 | 2022-02-23 16:26:15 |
| R82.htm | 31574 | 2022-02-23 16:26:15 |
| R83.htm | 20695 | 2022-02-23 16:26:15 |
| R84.htm | 17460 | 2022-02-23 16:26:15 |
| R85.htm | 7145 | 2022-02-23 16:26:15 |
| R86.htm | 16085 | 2022-02-23 16:26:15 |
| R87.htm | 4550 | 2022-02-23 16:26:15 |
| R88.htm | 13550 | 2022-02-23 16:26:15 |
| R89.htm | 59035 | 2022-02-23 16:26:15 |
| R9.htm | 12396 | 2022-02-23 16:26:15 |
| R90.htm | 50732 | 2022-02-23 16:26:15 |
| R91.htm | 38183 | 2022-02-23 16:26:15 |
| R92.htm | 9736 | 2022-02-23 16:26:15 |
| R93.htm | 40856 | 2022-02-23 16:26:15 |
| R94.htm | 56364 | 2022-02-23 16:26:15 |
| R95.htm | 18783 | 2022-02-23 16:26:15 |
| R96.htm | 55143 | 2022-02-23 16:26:15 |
| R97.htm | 81464 | 2022-02-23 16:26:15 |
| R98.htm | 53184 | 2022-02-23 16:26:15 |
| R99.htm | 121661 | 2022-02-23 16:26:15 |
| report.css | 2768 | 2022-02-23 16:26:15 |
| Show.js | 1086 | 2022-02-23 16:26:15 |