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| 0000726958-20-000131-index.html | 2020-12-07 17:20:54 | |
| 0000726958-20-000131.txt | 2020-12-07 17:20:54 | |
 0000726958-20-000131-xbrl.zip | 134130 | 2020-12-07 17:20:54 |
| casy-20201031.htm | 712052 | 2020-12-07 17:20:54 |
| casy-20201031.xsd | 21203 | 2020-12-07 17:20:54 |
| casy-20201031_cal.xml | 46897 | 2020-12-07 17:20:54 |
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| casy-20201031_lab.xml | 304781 | 2020-12-07 17:20:54 |
| casy-20201031_pre.xml | 195152 | 2020-12-07 17:20:54 |
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| casy-ex31220201031xq2.htm | 9236 | 2020-12-07 17:20:54 |
| casy-ex32120201031xq2.htm | 5681 | 2020-12-07 17:20:54 |
| casy-ex32220201031xq2.htm | 5662 | 2020-12-07 17:20:54 |
| FilingSummary.xml | 17955 | 2020-12-07 17:20:54 |
| Financial_Report.xlsx | 39164 | 2020-12-07 17:20:54 |
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| report.css | 2767 | 2020-12-07 17:20:54 |
| Show.js | 1085 | 2020-12-07 17:20:54 |