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|---|---|---|
 0000092122-21-000051-index-headers.html | 2021-05-27 16:18:38 | |
| 0000092122-21-000051-index.html | 2021-05-27 16:18:38 | |
| 0000092122-21-000051.txt | 2021-05-27 16:18:38 | |
 0000092122-21-000051-xbrl.zip | 37252 | 2021-05-27 16:18:38 |
| FilingSummary.xml | 1784 | 2021-05-27 16:18:38 |
| Financial_Report.xlsx | 6046 | 2021-05-27 16:18:38 |
| MetaLinks.json | 25434 | 2021-05-27 16:18:38 |
| R1.htm | 52965 | 2021-05-27 16:18:38 |
| report.css | 2767 | 2021-05-27 16:18:38 |
| Show.js | 1085 | 2021-05-27 16:18:38 |
| so-20210526.htm | 100700 | 2021-05-27 16:18:38 |
| so-20210526.xsd | 3825 | 2021-05-27 16:18:38 |
| so-20210526_def.xml | 19244 | 2021-05-27 16:18:38 |
| so-20210526_htm.xml | 21422 | 2021-05-27 16:18:38 |
| so-20210526_lab.xml | 39069 | 2021-05-27 16:18:38 |
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| x10-1so8xk2021shareholderm.htm | 124472 | 2021-05-27 16:18:38 |