Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-21-350421-index-headers.html | 2021-12-07 17:18:07 | |
| 0001193125-21-350421-index.html | 2021-12-07 17:18:07 | |
| 0001193125-21-350421.txt | 2021-12-07 17:18:07 | |
 0001193125-21-350421-xbrl.zip | 84159 | 2021-12-07 17:18:07 |
| d268974d8k.htm | 46954 | 2021-12-07 17:18:07 |
| d268974d8k_htm.xml | 8016 | 2021-12-07 17:18:07 |
| d268974dex11.htm | 198941 | 2021-12-07 17:18:07 |
| d268974dex41.htm | 235156 | 2021-12-07 17:18:07 |
| d268974dex51.htm | 9742 | 2021-12-07 17:18:07 |
| FilingSummary.xml | 1836 | 2021-12-07 17:18:07 |
| Financial_Report.xlsx | 6133 | 2021-12-07 17:18:07 |
 g268974abcd0001.jpg | 2618 | 2021-12-07 17:18:07 |
| MetaLinks.json | 21544 | 2021-12-07 17:18:07 |
| R1.htm | 49675 | 2021-12-07 17:18:07 |
| report.css | 2767 | 2021-12-07 17:18:07 |
| Show.js | 1085 | 2021-12-07 17:18:07 |
| sr-20211207.xsd | 5059 | 2021-12-07 17:18:07 |
| sr-20211207_cal.xml | 680 | 2021-12-07 17:18:07 |
| sr-20211207_def.xml | 14478 | 2021-12-07 17:18:07 |
| sr-20211207_lab.xml | 19040 | 2021-12-07 17:18:07 |
| sr-20211207_pre.xml | 14694 | 2021-12-07 17:18:07 |