Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001437749-21-013006-index-headers.html | 2021-05-21 09:00:34 | |
| 0001437749-21-013006-index.html | 2021-05-21 09:00:34 | |
| 0001437749-21-013006.txt | 2021-05-21 09:00:34 | |
 0001437749-21-013006-xbrl.zip | 10031 | 2021-05-21 09:00:34 |
| FilingSummary.xml | 1726 | 2021-05-21 09:00:34 |
| Financial_Report.xlsx | 5665 | 2021-05-21 09:00:34 |
| MetaLinks.json | 19323 | 2021-05-21 09:00:34 |
| R1.htm | 38871 | 2021-05-21 09:00:34 |
| report.css | 2767 | 2021-05-21 09:00:34 |
| sfe-20210519.xsd | 3692 | 2021-05-21 09:00:34 |
| sfe-20210519_def.xml | 11583 | 2021-05-21 09:00:34 |
| sfe-20210519_lab.xml | 15466 | 2021-05-21 09:00:34 |
| sfe-20210519_pre.xml | 11737 | 2021-05-21 09:00:34 |
| sfe20210520_8k.htm | 36879 | 2021-05-21 09:00:34 |
| sfe20210520_8k_htm.xml | 2568 | 2021-05-21 09:00:34 |
| Show.js | 1084 | 2021-05-21 09:00:34 |