Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-22-004430-index-headers.html | 2022-03-23 16:37:36 | |
| 0000950170-22-004430-index.html | 2022-03-23 16:37:36 | |
| 0000950170-22-004430.txt | 2022-03-23 16:37:36 | |
 0000950170-22-004430-xbrl.zip | 28940 | 2022-03-23 16:37:36 |
| FilingSummary.xml | 1737 | 2022-03-23 16:37:36 |
| Financial_Report.xlsx | 5693 | 2022-03-23 16:37:36 |
 img68924038_0.jpg | 10569 | 2022-03-23 16:37:36 |
| MetaLinks.json | 16965 | 2022-03-23 16:37:36 |
| R1.htm | 38737 | 2022-03-23 16:37:36 |
| report.css | 2767 | 2022-03-23 16:37:36 |
| Show.js | 1085 | 2022-03-23 16:37:36 |
| sien-20220323.htm | 50978 | 2022-03-23 16:37:36 |
| sien-20220323.xsd | 2484 | 2022-03-23 16:37:36 |
| sien-20220323_htm.xml | 4534 | 2022-03-23 16:37:36 |
| sien-20220323_lab.xml | 12798 | 2022-03-23 16:37:36 |
| sien-20220323_pre.xml | 9451 | 2022-03-23 16:37:36 |
| sien-ex99_1.htm | 786371 | 2022-03-23 16:37:36 |