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| 0001654954-22-006379.txt | 2022-05-10 16:16:06 | |
 0001654954-22-006379-xbrl.zip | 14986 | 2022-05-10 16:16:06 |
| FilingSummary.xml | 1689 | 2022-05-10 16:16:06 |
| Financial_Report.xlsx | 5667 | 2022-05-10 16:16:06 |
| isig-20220510.xsd | 5830 | 2022-05-10 16:16:06 |
| isig-20220510_cal.xml | 898 | 2022-05-10 16:16:06 |
| isig-20220510_def.xml | 2103 | 2022-05-10 16:16:06 |
| isig-20220510_lab.xml | 14763 | 2022-05-10 16:16:06 |
| isig-20220510_pre.xml | 9371 | 2022-05-10 16:16:06 |
| isig_8k.htm | 23167 | 2022-05-10 16:16:06 |
| isig_8k_htm.xml | 3607 | 2022-05-10 16:16:06 |
| isig_ex991.htm | 46711 | 2022-05-10 16:16:06 |
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| R1.htm | 40224 | 2022-05-10 16:16:06 |
| report.css | 2767 | 2022-05-10 16:16:06 |
| Show.js | 1085 | 2022-05-10 16:16:06 |