Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001437749-23-015876-index-headers.html | 2023-05-25 17:01:03 | |
| 0001437749-23-015876-index.html | 2023-05-25 17:01:03 | |
| 0001437749-23-015876.txt | 2023-05-25 17:01:03 | |
 0001437749-23-015876-xbrl.zip | 10240 | 2023-05-25 17:01:03 |
| FilingSummary.xml | 1736 | 2023-05-25 17:01:03 |
| Financial_Report.xlsx | 5689 | 2023-05-25 17:01:03 |
| MetaLinks.json | 19423 | 2023-05-25 17:01:03 |
| R1.htm | 38351 | 2023-05-25 17:01:03 |
| report.css | 2767 | 2023-05-25 17:01:03 |
| sfe-20230524.xsd | 3593 | 2023-05-25 17:01:03 |
| sfe-20230524_def.xml | 11529 | 2023-05-25 17:01:03 |
| sfe-20230524_lab.xml | 15414 | 2023-05-25 17:01:03 |
| sfe-20230524_pre.xml | 11685 | 2023-05-25 17:01:03 |
| sfe20230524c_8k.htm | 35844 | 2023-05-25 17:01:03 |
| sfe20230524c_8k_htm.xml | 2566 | 2023-05-25 17:01:03 |
| Show.js | 1084 | 2023-05-25 17:01:03 |