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| 0001437749-23-032739.txt | 2023-11-21 15:19:57 | |
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| amcannb20231121_8k.htm | 23421 | 2023-11-21 15:19:57 |
| amcannb20231121_8k_htm.xml | 2554 | 2023-11-21 15:19:57 |
| amnb-20231121.xsd | 3410 | 2023-11-21 15:19:57 |
| amnb-20231121_def.xml | 11425 | 2023-11-21 15:19:57 |
| amnb-20231121_lab.xml | 15311 | 2023-11-21 15:19:57 |
| amnb-20231121_pre.xml | 11585 | 2023-11-21 15:19:57 |
| ex_599717.htm | 6364 | 2023-11-21 15:19:57 |
| FilingSummary.xml | 1765 | 2023-11-21 15:19:57 |
| Financial_Report.xlsx | 5692 | 2023-11-21 15:19:57 |
| MetaLinks.json | 19342 | 2023-11-21 15:19:57 |
| R1.htm | 38342 | 2023-11-21 15:19:57 |
| report.css | 2767 | 2023-11-21 15:19:57 |
| Show.js | 1085 | 2023-11-21 15:19:57 |