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| 0001437749-22-024399-index.html | 2022-10-19 17:07:33 | |
| 0001437749-22-024399.txt | 2022-10-19 17:07:33 | |
 0001437749-22-024399-xbrl.zip | 19975 | 2022-10-19 17:07:33 |
| americannb20221019_8k.htm | 27537 | 2022-10-19 17:07:33 |
| americannb20221019_8k_htm.xml | 2650 | 2022-10-19 17:07:33 |
| amnb-20221018.xsd | 3602 | 2022-10-19 17:07:33 |
| amnb-20221018_def.xml | 11917 | 2022-10-19 17:07:33 |
| amnb-20221018_lab.xml | 15957 | 2022-10-19 17:07:33 |
| amnb-20221018_pre.xml | 12128 | 2022-10-19 17:07:33 |
| ex_433607.htm | 12574 | 2022-10-19 17:07:33 |
 ex_433607img001.jpg | 9654 | 2022-10-19 17:07:33 |
 ex_433607img002.jpg | 14032 | 2022-10-19 17:07:33 |
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| ex_433608.htm | 46412 | 2022-10-19 17:07:33 |
| FilingSummary.xml | 1823 | 2022-10-19 17:07:33 |
| Financial_Report.xlsx | 5723 | 2022-10-19 17:07:33 |
| MetaLinks.json | 19462 | 2022-10-19 17:07:33 |
| R1.htm | 39862 | 2022-10-19 17:07:33 |
| report.css | 2767 | 2022-10-19 17:07:33 |
| Show.js | 1085 | 2022-10-19 17:07:33 |