Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001437749-22-013761-index-headers.html | 2022-05-27 11:46:51 | |
| 0001437749-22-013761-index.html | 2022-05-27 11:46:51 | |
| 0001437749-22-013761.txt | 2022-05-27 11:46:51 | |
 0001437749-22-013761-xbrl.zip | 11219 | 2022-05-27 11:46:51 |
| FilingSummary.xml | 1733 | 2022-05-27 11:46:51 |
| Financial_Report.xlsx | 5668 | 2022-05-27 11:46:51 |
| MetaLinks.json | 18885 | 2022-05-27 11:46:51 |
| R1.htm | 38956 | 2022-05-27 11:46:51 |
| report.css | 2767 | 2022-05-27 11:46:51 |
| sfe-20220525.xsd | 3594 | 2022-05-27 11:46:51 |
| sfe-20220525_def.xml | 11530 | 2022-05-27 11:46:51 |
| sfe-20220525_lab.xml | 15415 | 2022-05-27 11:46:51 |
| sfe-20220525_pre.xml | 11686 | 2022-05-27 11:46:51 |
| sfe20220526_8k.htm | 39987 | 2022-05-27 11:46:51 |
| sfe20220526_8k_htm.xml | 2564 | 2022-05-27 11:46:51 |
| Show.js | 1084 | 2022-05-27 11:46:51 |