Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001437749-22-023246-index-headers.html | 2022-09-29 16:42:51 | |
| 0001437749-22-023246-index.html | 2022-09-29 16:42:51 | |
| 0001437749-22-023246.txt | 2022-09-29 16:42:51 | |
 0001437749-22-023246-xbrl.zip | 13170 | 2022-09-29 16:42:51 |
| ex_427932.htm | 12300 | 2022-09-29 16:42:51 |
| FilingSummary.xml | 1766 | 2022-09-29 16:42:51 |
| Financial_Report.xlsx | 5689 | 2022-09-29 16:42:51 |
| MetaLinks.json | 18885 | 2022-09-29 16:42:51 |
| R1.htm | 38353 | 2022-09-29 16:42:51 |
| report.css | 2767 | 2022-09-29 16:42:51 |
| sfe-20220929.xsd | 3593 | 2022-09-29 16:42:51 |
| sfe-20220929_def.xml | 11529 | 2022-09-29 16:42:51 |
| sfe-20220929_lab.xml | 15414 | 2022-09-29 16:42:51 |
| sfe-20220929_pre.xml | 11685 | 2022-09-29 16:42:51 |
| sfe20220929_8k.htm | 23000 | 2022-09-29 16:42:51 |
| sfe20220929_8k_htm.xml | 2564 | 2022-09-29 16:42:51 |
| Show.js | 1085 | 2022-09-29 16:42:51 |