Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000090168-21-000024-index-headers.html | 2021-05-06 16:02:34 | |
| 0000090168-21-000024-index.html | 2021-05-06 16:02:34 | |
| 0000090168-21-000024.txt | 2021-05-06 16:02:34 | |
 0000090168-21-000024-xbrl.zip | 21667 | 2021-05-06 16:02:34 |
| ex991sif03312021pressrelea.htm | 147772 | 2021-05-06 16:02:34 |
| FilingSummary.xml | 1710 | 2021-05-06 16:02:34 |
| Financial_Report.xlsx | 5660 | 2021-05-06 16:02:34 |
| MetaLinks.json | 17035 | 2021-05-06 16:02:34 |
| R1.htm | 39614 | 2021-05-06 16:02:34 |
| report.css | 2767 | 2021-05-06 16:02:34 |
| Show.js | 1085 | 2021-05-06 16:02:34 |
| sif-20210506.htm | 39076 | 2021-05-06 16:02:34 |
| sif-20210506.xsd | 2397 | 2021-05-06 16:02:34 |
| sif-20210506_cal.xml | 695 | 2021-05-06 16:02:34 |
| sif-20210506_def.xml | 1628 | 2021-05-06 16:02:34 |
| sif-20210506_htm.xml | 11603 | 2021-05-06 16:02:34 |
| sif-20210506_lab.xml | 23970 | 2021-05-06 16:02:34 |
| sif-20210506_pre.xml | 12631 | 2021-05-06 16:02:34 |
 sifcoa111.jpg | 23858 | 2021-05-06 16:02:34 |