Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000807882-24-000006-index-headers.html | 2024-02-21 16:12:59 | |
| 0000807882-24-000006-index.html | 2024-02-21 16:12:59 | |
| 0000807882-24-000006.txt | 2024-02-21 16:12:59 | |
 0000807882-24-000006-xbrl.zip | 30521 | 2024-02-21 16:12:59 |
 deltacologo002a.jpg | 78144 | 2024-02-21 16:12:59 |
| ex991-q124earningsrelease.htm | 381494 | 2024-02-21 16:12:59 |
| FilingSummary.xml | 1628 | 2024-02-21 16:12:59 |
| Financial_Report.xlsx | 5664 | 2024-02-21 16:12:59 |
| jack-20240221.htm | 23933 | 2024-02-21 16:12:59 |
| jack-20240221.xsd | 1916 | 2024-02-21 16:12:59 |
| jack-20240221_htm.xml | 2689 | 2024-02-21 16:12:59 |
| jack-20240221_lab.xml | 23834 | 2024-02-21 16:12:59 |
| jack-20240221_pre.xml | 12518 | 2024-02-21 16:12:59 |
 jiblogocoverpagea02a.jpg | 34222 | 2024-02-21 16:12:59 |
| MetaLinks.json | 17000 | 2024-02-21 16:12:59 |
| R1.htm | 38060 | 2024-02-21 16:12:59 |
| report.css | 2767 | 2024-02-21 16:12:59 |
| Show.js | 1085 | 2024-02-21 16:12:59 |