Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-23-027267-index-headers.html | 2023-06-09 16:12:07 | |
| 0000950170-23-027267-index.html | 2023-06-09 16:12:07 | |
| 0000950170-23-027267.txt | 2023-06-09 16:12:07 | |
 0000950170-23-027267-xbrl.zip | 38555 | 2023-06-09 16:12:07 |
| extr-20230606.htm | 57685 | 2023-06-09 16:12:07 |
| extr-20230606.xsd | 2495 | 2023-06-09 16:12:07 |
| extr-20230606_htm.xml | 4865 | 2023-06-09 16:12:07 |
| extr-20230606_lab.xml | 18514 | 2023-06-09 16:12:07 |
| extr-20230606_pre.xml | 11576 | 2023-06-09 16:12:07 |
| extr-ex3_1.htm | 470403 | 2023-06-09 16:12:07 |
| FilingSummary.xml | 1749 | 2023-06-09 16:12:07 |
| Financial_Report.xlsx | 5735 | 2023-06-09 16:12:07 |
| MetaLinks.json | 20118 | 2023-06-09 16:12:07 |
| R1.htm | 41112 | 2023-06-09 16:12:07 |
| report.css | 2767 | 2023-06-09 16:12:07 |
| Show.js | 1084 | 2023-06-09 16:12:07 |