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| 0001104659-25-003943-index.html | 2025-01-16 07:37:07 | |
| 0001104659-25-003943.txt | 2025-01-16 07:37:07 | |
 0001104659-25-003943-xbrl.zip | 14495 | 2025-01-16 07:37:07 |
| arch-20250116.xsd | 3015 | 2025-01-16 07:37:07 |
| arch-20250116_lab.xml | 34240 | 2025-01-16 07:37:07 |
| arch-20250116_pre.xml | 22359 | 2025-01-16 07:37:07 |
| FilingSummary.xml | 1635 | 2025-01-16 07:37:07 |
| Financial_Report.xlsx | 5690 | 2025-01-16 07:37:07 |
| MetaLinks.json | 39214 | 2025-01-16 07:37:07 |
| R1.htm | 38092 | 2025-01-16 07:37:07 |
| report.css | 2767 | 2025-01-16 07:37:07 |
| Show.js | 1085 | 2025-01-16 07:37:07 |
| tm253501d1_8k.htm | 26310 | 2025-01-16 07:37:07 |
| tm253501d1_8k_htm.xml | 3571 | 2025-01-16 07:37:07 |
| tm253501d1_ex99-1.htm | 12365 | 2025-01-16 07:37:07 |
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