Parent Directory| Name | Size | Last Modified |
|---|---|---|
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| 0000726958-23-000021-index.html | 2023-03-07 17:19:27 | |
| 0000726958-23-000021.txt | 2023-03-07 17:19:27 | |
 0000726958-23-000021-xbrl.zip | 125724 | 2023-03-07 17:19:27 |
| casy-20230131.htm | 717339 | 2023-03-07 17:19:27 |
| casy-20230131.xsd | 19079 | 2023-03-07 17:19:27 |
| casy-20230131_cal.xml | 37551 | 2023-03-07 17:19:27 |
| casy-20230131_def.xml | 68076 | 2023-03-07 17:19:27 |
| casy-20230131_htm.xml | 272027 | 2023-03-07 17:19:27 |
| casy-20230131_lab.xml | 278681 | 2023-03-07 17:19:27 |
| casy-20230131_pre.xml | 165360 | 2023-03-07 17:19:27 |
| casy-ex311_2023131xq3.htm | 9310 | 2023-03-07 17:19:27 |
| casy-ex312_2023131xq3.htm | 9241 | 2023-03-07 17:19:27 |
| casy-ex321_2023131xq3.htm | 5686 | 2023-03-07 17:19:27 |
| casy-ex322_2023131xq3.htm | 5667 | 2023-03-07 17:19:27 |
| FilingSummary.xml | 16449 | 2023-03-07 17:19:27 |
| Financial_Report.xlsx | 38847 | 2023-03-07 17:19:27 |
| MetaLinks.json | 345851 | 2023-03-07 17:19:27 |
| R1.htm | 51564 | 2023-03-07 17:19:27 |
| R10.htm | 11051 | 2023-03-07 17:19:27 |
| R11.htm | 9540 | 2023-03-07 17:19:27 |
| R12.htm | 12819 | 2023-03-07 17:19:27 |
| R13.htm | 9222 | 2023-03-07 17:19:27 |
| R14.htm | 8980 | 2023-03-07 17:19:27 |
| R15.htm | 9323 | 2023-03-07 17:19:27 |
| R16.htm | 13757 | 2023-03-07 17:19:27 |
| R17.htm | 9195 | 2023-03-07 17:19:27 |
| R18.htm | 7133 | 2023-03-07 17:19:27 |
| R19.htm | 8437 | 2023-03-07 17:19:27 |
| R2.htm | 92158 | 2023-03-07 17:19:27 |
| R20.htm | 39028 | 2023-03-07 17:19:27 |
| R21.htm | 28972 | 2023-03-07 17:19:27 |
| R22.htm | 15662 | 2023-03-07 17:19:27 |
| R23.htm | 11535 | 2023-03-07 17:19:27 |
| R24.htm | 13025 | 2023-03-07 17:19:27 |
| R25.htm | 9559 | 2023-03-07 17:19:27 |
| R3.htm | 4870 | 2023-03-07 17:19:27 |
| R4.htm | 66110 | 2023-03-07 17:19:27 |
| R5.htm | 57614 | 2023-03-07 17:19:27 |
| R6.htm | 4861 | 2023-03-07 17:19:27 |
| R7.htm | 91767 | 2023-03-07 17:19:27 |
| R8.htm | 5607 | 2023-03-07 17:19:27 |
| R9.htm | 7476 | 2023-03-07 17:19:27 |
| report.css | 2767 | 2023-03-07 17:19:27 |
| Show.js | 1085 | 2023-03-07 17:19:27 |