Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-23-113052-index-headers.html | 2023-04-24 17:07:02 | |
| 0001193125-23-113052-index.html | 2023-04-24 17:07:02 | |
| 0001193125-23-113052.txt | 2023-04-24 17:07:02 | |
 0001193125-23-113052-xbrl.zip | 16475 | 2023-04-24 17:07:02 |
| d498063d8k.htm | 29280 | 2023-04-24 17:07:02 |
| d498063d8k_htm.xml | 3375 | 2023-04-24 17:07:02 |
| d498063dex101.htm | 28606 | 2023-04-24 17:07:02 |
| extr-20230421.xsd | 2874 | 2023-04-24 17:07:02 |
| extr-20230421_lab.xml | 17994 | 2023-04-24 17:07:02 |
| extr-20230421_pre.xml | 11277 | 2023-04-24 17:07:02 |
| FilingSummary.xml | 1951 | 2023-04-24 17:07:02 |
| Financial_Report.xlsx | 5703 | 2023-04-24 17:07:02 |
| MetaLinks.json | 19023 | 2023-04-24 17:07:02 |
| R1.htm | 39602 | 2023-04-24 17:07:02 |
| report.css | 2767 | 2023-04-24 17:07:02 |
| Show.js | 1084 | 2023-04-24 17:07:02 |