Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001104659-21-104923-index-headers.html | 2021-08-13 13:29:57 | |
| 0001104659-21-104923-index.html | 2021-08-13 13:29:57 | |
| 0001104659-21-104923.txt | 2021-08-13 13:29:57 | |
 0001104659-21-104923-xbrl.zip | 51476 | 2021-08-13 13:29:57 |
| FilingSummary.xml | 6352 | 2021-08-13 13:29:57 |
| Financial_Report.xlsx | 15722 | 2021-08-13 13:29:57 |
| MetaLinks.json | 107760 | 2021-08-13 13:29:57 |
| R1.htm | 50543 | 2021-08-13 13:29:57 |
| R2.htm | 31766 | 2021-08-13 13:29:57 |
| R3.htm | 8457 | 2021-08-13 13:29:57 |
| R4.htm | 28619 | 2021-08-13 13:29:57 |
| R5.htm | 32574 | 2021-08-13 13:29:57 |
| R6.htm | 33328 | 2021-08-13 13:29:57 |
| R7.htm | 11510 | 2021-08-13 13:29:57 |
| R8.htm | 5456 | 2021-08-13 13:29:57 |
| R9.htm | 23352 | 2021-08-13 13:29:57 |
| report.css | 2767 | 2021-08-13 13:29:57 |
| sdon-20210630.xsd | 8491 | 2021-08-13 13:29:57 |
| sdon-20210630x10q.htm | 370585 | 2021-08-13 13:29:57 |
| sdon-20210630x10q_htm.xml | 69069 | 2021-08-13 13:29:57 |
| sdon-20210630xex31d1.htm | 13758 | 2021-08-13 13:29:57 |
| sdon-20210630xex31d2.htm | 13435 | 2021-08-13 13:29:57 |
| sdon-20210630xex32d1.htm | 7004 | 2021-08-13 13:29:57 |
| sdon-20210630xex32d2.htm | 7031 | 2021-08-13 13:29:57 |
| sdon-20210630_cal.xml | 9698 | 2021-08-13 13:29:57 |
| sdon-20210630_def.xml | 12928 | 2021-08-13 13:29:57 |
| sdon-20210630_lab.xml | 65068 | 2021-08-13 13:29:57 |
| sdon-20210630_pre.xml | 52180 | 2021-08-13 13:29:57 |
| Show.js | 1085 | 2021-08-13 13:29:57 |