Parent Directory| Name | Size | Last Modified |
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| 0001193125-22-204953-index.html | 2022-07-28 17:03:33 | |
| 0001193125-22-204953.txt | 2022-07-28 17:03:33 | |
 0001193125-22-204953-xbrl.zip | 140740 | 2022-07-28 17:03:33 |
| d309049d8k.htm | 57284 | 2022-07-28 17:03:33 |
| d309049d8k_htm.xml | 11314 | 2022-07-28 17:03:33 |
| d309049dex991.htm | 801089 | 2022-07-28 17:03:33 |
| FilingSummary.xml | 1712 | 2022-07-28 17:03:33 |
| Financial_Report.xlsx | 6525 | 2022-07-28 17:03:33 |
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| R1.htm | 56410 | 2022-07-28 17:03:33 |
| report.css | 2767 | 2022-07-28 17:03:33 |
| Show.js | 1085 | 2022-07-28 17:03:33 |
| sr-20220722.xsd | 5179 | 2022-07-28 17:03:33 |
| sr-20220722_cal.xml | 676 | 2022-07-28 17:03:33 |
| sr-20220722_def.xml | 14800 | 2022-07-28 17:03:33 |
| sr-20220722_lab.xml | 19844 | 2022-07-28 17:03:33 |
| sr-20220722_pre.xml | 15082 | 2022-07-28 17:03:33 |