Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001683863-20-011088-index-headers.html | 2020-06-19 11:12:07 | |
| 0001683863-20-011088-index.html | 2020-06-19 11:12:07 | |
| 0001683863-20-011088.txt | 2020-06-19 11:12:07 | |
 0001683863-20-011088-xbrl.zip | 23685 | 2020-06-19 11:12:07 |
| f6146d1.htm | 3144 | 2020-06-19 11:12:07 |
| FilingSummary.xml | 3465 | 2020-06-19 11:12:07 |
| Financial_Report.xlsx | 8034 | 2020-06-19 11:12:07 |
| R1.htm | 18248 | 2020-06-19 11:12:07 |
| R2.htm | 5692 | 2020-06-19 11:12:07 |
| R3.htm | 16356 | 2020-06-19 11:12:07 |
| R4.htm | 7483 | 2020-06-19 11:12:07 |
| report.css | 2767 | 2020-06-19 11:12:07 |
| Show.js | 1085 | 2020-06-19 11:12:07 |
| sst-20200615.xml | 10192 | 2020-06-19 11:12:07 |
| sst-20200615.xsd | 3942 | 2020-06-19 11:12:07 |
| sst-20200615_def.xml | 91378 | 2020-06-19 11:12:07 |
| sst-20200615_lab.xml | 127996 | 2020-06-19 11:12:07 |
| sst-20200615_pre.xml | 78846 | 2020-06-19 11:12:07 |
 xbrl1x1.jpg | 761 | 2020-06-19 11:12:07 |