Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001437749-24-006302-index-headers.html | 2024-03-01 16:31:50 | |
| 0001437749-24-006302-index.html | 2024-03-01 16:31:50 | |
| 0001437749-24-006302.txt | 2024-03-01 16:31:50 | |
 0001437749-24-006302-xbrl.zip | 9003 | 2024-03-01 16:31:50 |
| arch-20240227.xsd | 3408 | 2024-03-01 16:31:50 |
| arch-20240227_def.xml | 10352 | 2024-03-01 16:31:50 |
| arch-20240227_lab.xml | 13835 | 2024-03-01 16:31:50 |
| arch-20240227_pre.xml | 10347 | 2024-03-01 16:31:50 |
| arch20240229_8k.htm | 22769 | 2024-03-01 16:31:50 |
| arch20240229_8k_htm.xml | 2557 | 2024-03-01 16:31:50 |
| FilingSummary.xml | 1758 | 2024-03-01 16:31:50 |
| Financial_Report.xlsx | 5608 | 2024-03-01 16:31:50 |
| MetaLinks.json | 17444 | 2024-03-01 16:31:50 |
| R1.htm | 33631 | 2024-03-01 16:31:50 |
| report.css | 2767 | 2024-03-01 16:31:50 |
| Show.js | 1084 | 2024-03-01 16:31:50 |