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|---|---|---|
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| 0001104659-24-024342-index.html | 2024-02-15 07:00:52 | |
| 0001104659-24-024342.txt | 2024-02-15 07:00:52 | |
 0001104659-24-024342-xbrl.zip | 36448 | 2024-02-15 07:00:52 |
| arch-20240215.xsd | 3015 | 2024-02-15 07:00:52 |
| arch-20240215_lab.xml | 34240 | 2024-02-15 07:00:52 |
| arch-20240215_pre.xml | 22359 | 2024-02-15 07:00:52 |
| FilingSummary.xml | 1637 | 2024-02-15 07:00:52 |
| Financial_Report.xlsx | 5706 | 2024-02-15 07:00:52 |
| MetaLinks.json | 39214 | 2024-02-15 07:00:52 |
| R1.htm | 39617 | 2024-02-15 07:00:52 |
| report.css | 2767 | 2024-02-15 07:00:52 |
| Show.js | 1085 | 2024-02-15 07:00:52 |
| tm246092d1_8k.htm | 27727 | 2024-02-15 07:00:52 |
| tm246092d1_8k_htm.xml | 3621 | 2024-02-15 07:00:52 |
| tm246092d1_ex99-1.htm | 408351 | 2024-02-15 07:00:52 |
 tm246092d1_ex99-1img001.jpg | 3273 | 2024-02-15 07:00:52 |