Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-22-261213-index-headers.html | 2022-10-12 14:19:03 | |
| 0001193125-22-261213-index.html | 2022-10-12 14:19:03 | |
| 0001193125-22-261213.txt | 2022-10-12 14:19:03 | |
 0001193125-22-261213-xbrl.zip | 9228 | 2022-10-12 14:19:03 |
| d407295d8k.htm | 27791 | 2022-10-12 14:19:03 |
| d407295d8k_htm.xml | 3375 | 2022-10-12 14:19:03 |
| extr-20221012.xsd | 2882 | 2022-10-12 14:19:03 |
| extr-20221012_lab.xml | 17996 | 2022-10-12 14:19:03 |
| extr-20221012_pre.xml | 11279 | 2022-10-12 14:19:03 |
| FilingSummary.xml | 1918 | 2022-10-12 14:19:03 |
| Financial_Report.xlsx | 5702 | 2022-10-12 14:19:03 |
| MetaLinks.json | 18523 | 2022-10-12 14:19:03 |
| R1.htm | 39612 | 2022-10-12 14:19:03 |
| report.css | 2766 | 2022-10-12 14:19:03 |
| Show.js | 1084 | 2022-10-12 14:19:03 |