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| 0001564590-23-000867.txt | 2023-01-27 16:08:10 | |
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| extr-10q_20221231.htm | 3363156 | 2023-01-27 16:08:10 |
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| extr-20221231.xsd | 67077 | 2023-01-27 16:08:10 |
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| FilingSummary.xml | 49004 | 2023-01-27 16:08:10 |
| Financial_Report.xlsx | 111413 | 2023-01-27 16:08:10 |
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| report.css | 2767 | 2023-01-27 16:08:10 |
| Show.js | 1085 | 2023-01-27 16:08:10 |