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 0001193125-21-325242-index-headers.html | 2021-11-10 07:14:58 | |
| 0001193125-21-325242-index.html | 2021-11-10 07:14:58 | |
| 0001193125-21-325242.txt | 2021-11-10 07:14:58 | |
 0001193125-21-325242-xbrl.zip | 31985 | 2021-11-10 07:14:58 |
| d203060d8k.htm | 24730 | 2021-11-10 07:14:58 |
| d203060d8k_htm.xml | 3473 | 2021-11-10 07:14:58 |
| d203060dex991.htm | 266340 | 2021-11-10 07:14:58 |
| FilingSummary.xml | 1800 | 2021-11-10 07:14:58 |
| Financial_Report.xlsx | 5727 | 2021-11-10 07:14:58 |
 g203060g1109125426250.jpg | 2940 | 2021-11-10 07:14:58 |
 g203060g1109134148298.jpg | 2615 | 2021-11-10 07:14:58 |
| MetaLinks.json | 19562 | 2021-11-10 07:14:58 |
| R1.htm | 41939 | 2021-11-10 07:14:58 |
| report.css | 2767 | 2021-11-10 07:14:58 |
| Show.js | 1085 | 2021-11-10 07:14:58 |
| ster-20211110.xsd | 2916 | 2021-11-10 07:14:58 |
| ster-20211110_lab.xml | 18888 | 2021-11-10 07:14:58 |
| ster-20211110_pre.xml | 11876 | 2021-11-10 07:14:58 |