Parent Directory| Name | Size | Last Modified |
|---|---|---|
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| 0001104659-23-061266-index.html | 2023-05-16 12:16:03 | |
| 0001104659-23-061266.txt | 2023-05-16 12:16:03 | |
 0001104659-23-061266-xbrl.zip | 12279 | 2023-05-16 12:16:03 |
| arch-20230512.xsd | 3033 | 2023-05-16 12:16:03 |
| arch-20230512_lab.xml | 34476 | 2023-05-16 12:16:03 |
| arch-20230512_pre.xml | 22595 | 2023-05-16 12:16:03 |
| FilingSummary.xml | 1607 | 2023-05-16 12:16:03 |
| Financial_Report.xlsx | 5705 | 2023-05-16 12:16:03 |
| MetaLinks.json | 39344 | 2023-05-16 12:16:03 |
| R1.htm | 39613 | 2023-05-16 12:16:03 |
| report.css | 2766 | 2023-05-16 12:16:03 |
| Show.js | 1084 | 2023-05-16 12:16:03 |
| tm2315888d1_8k.htm | 62999 | 2023-05-16 12:16:03 |
| tm2315888d1_8k_htm.xml | 3612 | 2023-05-16 12:16:03 |