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| 0001654954-21-009348-index.html | 2021-08-23 16:11:13 | |
| 0001654954-21-009348.txt | 2021-08-23 16:11:13 | |
 0001654954-21-009348-xbrl.zip | 58110 | 2021-08-23 16:11:13 |
| FilingSummary.xml | 20381 | 2021-08-23 16:11:13 |
| Financial_Report.xlsx | 45598 | 2021-08-23 16:11:13 |
| isig-20210331.xml | 396478 | 2021-08-23 16:11:13 |
| isig-20210331.xsd | 20260 | 2021-08-23 16:11:13 |
| isig-20210331_cal.xml | 43042 | 2021-08-23 16:11:13 |
| isig-20210331_def.xml | 71696 | 2021-08-23 16:11:13 |
| isig-20210331_lab.xml | 152629 | 2021-08-23 16:11:13 |
| isig-20210331_pre.xml | 142575 | 2021-08-23 16:11:13 |
| isig_10qa.htm | 729238 | 2021-08-23 16:11:13 |
| isig_ex311.htm | 11510 | 2021-08-23 16:11:13 |
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| isig_ex32.htm | 6859 | 2021-08-23 16:11:13 |
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| R9.htm | 23648 | 2021-08-23 16:11:13 |
| report.css | 2767 | 2021-08-23 16:11:13 |
| Show.js | 1085 | 2021-08-23 16:11:13 |