Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001628280-22-012678-index-headers.html | 2022-05-05 16:23:55 | |
| 0001628280-22-012678-index.html | 2022-05-05 16:23:55 | |
| 0001628280-22-012678.txt | 2022-05-05 16:23:55 | |
 0001628280-22-012678-xbrl.zip | 188144 | 2022-05-05 16:23:55 |
| ex311ceo302certification03.htm | 10296 | 2022-05-05 16:23:55 |
| ex312cfo302certification03.htm | 10293 | 2022-05-05 16:23:55 |
| ex321section906certificati.htm | 5240 | 2022-05-05 16:23:55 |
| FilingSummary.xml | 21211 | 2022-05-05 16:23:55 |
| Financial_Report.xlsx | 50681 | 2022-05-05 16:23:55 |
| MetaLinks.json | 419069 | 2022-05-05 16:23:55 |
| R1.htm | 54544 | 2022-05-05 16:23:55 |
| R10.htm | 22534 | 2022-05-05 16:23:55 |
| R11.htm | 6286 | 2022-05-05 16:23:55 |
| R12.htm | 13606 | 2022-05-05 16:23:55 |
| R13.htm | 8966 | 2022-05-05 16:23:55 |
| R14.htm | 12133 | 2022-05-05 16:23:55 |
| R15.htm | 11636 | 2022-05-05 16:23:55 |
| R16.htm | 19963 | 2022-05-05 16:23:55 |
| R17.htm | 35434 | 2022-05-05 16:23:55 |
| R18.htm | 27048 | 2022-05-05 16:23:55 |
| R19.htm | 24823 | 2022-05-05 16:23:55 |
| R2.htm | 103270 | 2022-05-05 16:23:55 |
| R20.htm | 46542 | 2022-05-05 16:23:55 |
| R21.htm | 22076 | 2022-05-05 16:23:55 |
| R22.htm | 13745 | 2022-05-05 16:23:55 |
| R23.htm | 14249 | 2022-05-05 16:23:55 |
| R24.htm | 34982 | 2022-05-05 16:23:55 |
| R25.htm | 19162 | 2022-05-05 16:23:55 |
| R26.htm | 9369 | 2022-05-05 16:23:55 |
| R27.htm | 19034 | 2022-05-05 16:23:55 |
| R28.htm | 9147 | 2022-05-05 16:23:55 |
| R29.htm | 36413 | 2022-05-05 16:23:55 |
| R3.htm | 10823 | 2022-05-05 16:23:55 |
| R30.htm | 25764 | 2022-05-05 16:23:55 |
| R31.htm | 15723 | 2022-05-05 16:23:55 |
| R32.htm | 15977 | 2022-05-05 16:23:55 |
| R33.htm | 32575 | 2022-05-05 16:23:55 |
| R34.htm | 15819 | 2022-05-05 16:23:55 |
| R35.htm | 8729 | 2022-05-05 16:23:55 |
| R36.htm | 65248 | 2022-05-05 16:23:55 |
| R4.htm | 83138 | 2022-05-05 16:23:55 |
| R5.htm | 40443 | 2022-05-05 16:23:55 |
| R6.htm | 76553 | 2022-05-05 16:23:55 |
| R7.htm | 11755 | 2022-05-05 16:23:55 |
| R8.htm | 26838 | 2022-05-05 16:23:55 |
| R9.htm | 32752 | 2022-05-05 16:23:55 |
| report.css | 2767 | 2022-05-05 16:23:55 |
| sd-20220331.htm | 910069 | 2022-05-05 16:23:55 |
| sd-20220331.xsd | 26349 | 2022-05-05 16:23:55 |
| sd-20220331_cal.xml | 59556 | 2022-05-05 16:23:55 |
| sd-20220331_def.xml | 125925 | 2022-05-05 16:23:55 |
 sd-20220331_g1.jpg | 43452 | 2022-05-05 16:23:55 |
| sd-20220331_htm.xml | 545062 | 2022-05-05 16:23:55 |
| sd-20220331_lab.xml | 379475 | 2022-05-05 16:23:55 |
| sd-20220331_pre.xml | 232346 | 2022-05-05 16:23:55 |
| Show.js | 1085 | 2022-05-05 16:23:55 |