Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000893538-21-000028-index-headers.html | 2021-04-29 16:17:51 | |
| 0000893538-21-000028-index.html | 2021-04-29 16:17:51 | |
| 0000893538-21-000028.txt | 2021-04-29 16:17:51 | |
 0000893538-21-000028-xbrl.zip | 36156 | 2021-04-29 16:17:51 |
| exhibit99104292021er.htm | 451995 | 2021-04-29 16:17:51 |
| FilingSummary.xml | 1745 | 2021-04-29 16:17:51 |
| Financial_Report.xlsx | 5666 | 2021-04-29 16:17:51 |
| MetaLinks.json | 17494 | 2021-04-29 16:17:51 |
| R1.htm | 38611 | 2021-04-29 16:17:51 |
| report.css | 2767 | 2021-04-29 16:17:51 |
| Show.js | 1085 | 2021-04-29 16:17:51 |
| sm-20210429.htm | 32971 | 2021-04-29 16:17:51 |
| sm-20210429.xsd | 2446 | 2021-04-29 16:17:51 |
| sm-20210429_cal.xml | 741 | 2021-04-29 16:17:51 |
| sm-20210429_def.xml | 1687 | 2021-04-29 16:17:51 |
| sm-20210429_htm.xml | 10889 | 2021-04-29 16:17:51 |
| sm-20210429_lab.xml | 24275 | 2021-04-29 16:17:51 |
| sm-20210429_pre.xml | 12677 | 2021-04-29 16:17:51 |
 smenergylogovertical_lga161a.jpg | 257080 | 2021-04-29 16:17:51 |