Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001437749-20-011567-index-headers.html | 2020-05-21 16:30:52 | |
| 0001437749-20-011567-index.html | 2020-05-21 16:30:52 | |
| 0001437749-20-011567.txt | 2020-05-21 16:30:52 | |
 0001437749-20-011567-xbrl.zip | 10141 | 2020-05-21 16:30:52 |
| FilingSummary.xml | 1726 | 2020-05-21 16:30:52 |
| Financial_Report.xlsx | 5814 | 2020-05-21 16:30:52 |
| MetaLinks.json | 19847 | 2020-05-21 16:30:52 |
| R1.htm | 40418 | 2020-05-21 16:30:52 |
| report.css | 2766 | 2020-05-21 16:30:52 |
| sfe-20200520.xsd | 3691 | 2020-05-21 16:30:52 |
| sfe-20200520_def.xml | 11972 | 2020-05-21 16:30:52 |
| sfe-20200520_lab.xml | 16020 | 2020-05-21 16:30:52 |
| sfe-20200520_pre.xml | 12181 | 2020-05-21 16:30:52 |
| sfe20200521_8k.htm | 41693 | 2020-05-21 16:30:52 |
| sfe20200521_8k_htm.xml | 2671 | 2020-05-21 16:30:52 |
| Show.js | 1085 | 2020-05-21 16:30:52 |