Parent Directory| Name | Size | Last Modified |
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 0001157523-20-001607-index-headers.html | 2020-12-17 16:19:15 | |
| 0001157523-20-001607-index.html | 2020-12-17 16:19:15 | |
| 0001157523-20-001607.txt | 2020-12-17 16:19:15 | |
 0001157523-20-001607-xbrl.zip | 20723 | 2020-12-17 16:19:15 |
| a52350789.htm | 34961 | 2020-12-17 16:19:15 |
| a52350789ex99_1.htm | 7378 | 2020-12-17 16:19:15 |
| a52350789ex99_2.htm | 21107 | 2020-12-17 16:19:15 |
| a52350789_htm.xml | 4251 | 2020-12-17 16:19:15 |
| FilingSummary.xml | 1736 | 2020-12-17 16:19:15 |
| Financial_Report.xlsx | 5484 | 2020-12-17 16:19:15 |
| jack-20201211.xsd | 4207 | 2020-12-17 16:19:15 |
| jack-20201211_lab.xml | 23692 | 2020-12-17 16:19:15 |
| jack-20201211_pre.xml | 16838 | 2020-12-17 16:19:15 |
| MetaLinks.json | 21436 | 2020-12-17 16:19:15 |
| R1.htm | 40231 | 2020-12-17 16:19:15 |
| report.css | 2767 | 2020-12-17 16:19:15 |
| Show.js | 1085 | 2020-12-17 16:19:15 |
 signature.jpg | 2202 | 2020-12-17 16:19:15 |