Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000741516-19-000006-index-headers.html | 2019-03-08 13:04:42 | |
| 0000741516-19-000006-index.html | 2019-03-08 13:04:42 | |
| 0000741516-19-000006.txt | 2019-03-08 13:04:42 | |
 0000741516-19-000006-xbrl.zip | 497396 | 2019-03-08 13:04:42 |
| amnb-12312018x10k.htm | 4606542 | 2019-03-08 13:04:42 |
| amnb-20181231.xml | 6190886 | 2019-03-08 13:04:42 |
| amnb-20181231.xsd | 88217 | 2019-03-08 13:04:42 |
| amnb-20181231_cal.xml | 196537 | 2019-03-08 13:04:42 |
| amnb-20181231_def.xml | 514689 | 2019-03-08 13:04:42 |
| amnb-20181231_lab.xml | 1438346 | 2019-03-08 13:04:42 |
| amnb-20181231_pre.xml | 880045 | 2019-03-08 13:04:42 |
 chart-d1b5a7377764515a943.jpg | 61893 | 2019-03-08 13:04:42 |
| exhibit108employmentagreem.htm | 83703 | 2019-03-08 13:04:42 |
| exhibit211subsidiariesofth.htm | 3049 | 2019-03-08 13:04:42 |
| exhibit231consent.htm | 3348 | 2019-03-08 13:04:42 |
| exhibit311q42018.htm | 8761 | 2019-03-08 13:04:42 |
| exhibit312q42018.htm | 8904 | 2019-03-08 13:04:42 |
| exhibit321q42018.htm | 3004 | 2019-03-08 13:04:42 |
| exhibit322q42018.htm | 3186 | 2019-03-08 13:04:42 |
| FilingSummary.xml | 67853 | 2019-03-08 13:04:42 |
| Financial_Report.xlsx | 171635 | 2019-03-08 13:04:42 |
| R1.htm | 33870 | 2019-03-08 13:04:42 |
| R10.htm | 6804 | 2019-03-08 13:04:42 |
| R100.htm | 11597 | 2019-03-08 13:04:42 |
| R101.htm | 21857 | 2019-03-08 13:04:42 |
| R102.htm | 16188 | 2019-03-08 13:04:42 |
| R103.htm | 65866 | 2019-03-08 13:04:42 |
| R104.htm | 78875 | 2019-03-08 13:04:42 |
| R105.htm | 49814 | 2019-03-08 13:04:42 |
| R106.htm | 36401 | 2019-03-08 13:04:42 |
| R107.htm | 21170 | 2019-03-08 13:04:42 |
| R108.htm | 55051 | 2019-03-08 13:04:42 |
| R109.htm | 13853 | 2019-03-08 13:04:42 |
| R11.htm | 157313 | 2019-03-08 13:04:42 |
| R110.htm | 27340 | 2019-03-08 13:04:42 |
| R111.htm | 41964 | 2019-03-08 13:04:42 |
| R112.htm | 29266 | 2019-03-08 13:04:42 |
| R113.htm | 18068 | 2019-03-08 13:04:42 |
| R12.htm | 582548 | 2019-03-08 13:04:42 |
| R13.htm | 204573 | 2019-03-08 13:04:42 |
| R14.htm | 29142 | 2019-03-08 13:04:42 |
| R15.htm | 41511 | 2019-03-08 13:04:42 |
| R16.htm | 14871 | 2019-03-08 13:04:42 |
| R17.htm | 20340 | 2019-03-08 13:04:42 |
| R18.htm | 8161 | 2019-03-08 13:04:42 |
| R19.htm | 42709 | 2019-03-08 13:04:42 |
| R2.htm | 92487 | 2019-03-08 13:04:42 |
| R20.htm | 21966 | 2019-03-08 13:04:42 |
| R21.htm | 57878 | 2019-03-08 13:04:42 |
| R22.htm | 69166 | 2019-03-08 13:04:42 |
| R23.htm | 28728 | 2019-03-08 13:04:42 |
| R24.htm | 15659 | 2019-03-08 13:04:42 |
| R25.htm | 10897 | 2019-03-08 13:04:42 |
| R26.htm | 197970 | 2019-03-08 13:04:42 |
| R27.htm | 270768 | 2019-03-08 13:04:42 |
| R28.htm | 142174 | 2019-03-08 13:04:42 |
| R29.htm | 123447 | 2019-03-08 13:04:42 |
| R3.htm | 17935 | 2019-03-08 13:04:42 |
| R30.htm | 98248 | 2019-03-08 13:04:42 |
| R31.htm | 7727 | 2019-03-08 13:04:42 |
| R32.htm | 40377 | 2019-03-08 13:04:42 |
| R33.htm | 136448 | 2019-03-08 13:04:42 |
| R34.htm | 7102 | 2019-03-08 13:04:42 |
| R35.htm | 132920 | 2019-03-08 13:04:42 |
| R36.htm | 151720 | 2019-03-08 13:04:42 |
| R37.htm | 586855 | 2019-03-08 13:04:42 |
| R38.htm | 203560 | 2019-03-08 13:04:42 |
| R39.htm | 29268 | 2019-03-08 13:04:42 |
| R4.htm | 107070 | 2019-03-08 13:04:42 |
| R40.htm | 42594 | 2019-03-08 13:04:42 |
| R41.htm | 11273 | 2019-03-08 13:04:42 |
| R42.htm | 20011 | 2019-03-08 13:04:42 |
| R43.htm | 39864 | 2019-03-08 13:04:42 |
| R44.htm | 19303 | 2019-03-08 13:04:42 |
| R45.htm | 49519 | 2019-03-08 13:04:42 |
| R46.htm | 73038 | 2019-03-08 13:04:42 |
| R47.htm | 27782 | 2019-03-08 13:04:42 |
| R48.htm | 12617 | 2019-03-08 13:04:42 |
| R49.htm | 8912 | 2019-03-08 13:04:42 |
| R5.htm | 35441 | 2019-03-08 13:04:42 |
| R50.htm | 195279 | 2019-03-08 13:04:42 |
| R51.htm | 263200 | 2019-03-08 13:04:42 |
| R52.htm | 137977 | 2019-03-08 13:04:42 |
| R53.htm | 122324 | 2019-03-08 13:04:42 |
| R54.htm | 101150 | 2019-03-08 13:04:42 |
| R55.htm | 39679 | 2019-03-08 13:04:42 |
| R56.htm | 137872 | 2019-03-08 13:04:42 |
| R57.htm | 86191 | 2019-03-08 13:04:42 |
| R58.htm | 7657 | 2019-03-08 13:04:42 |
| R59.htm | 40080 | 2019-03-08 13:04:42 |
| R6.htm | 37929 | 2019-03-08 13:04:42 |
| R60.htm | 40365 | 2019-03-08 13:04:42 |
| R61.htm | 51951 | 2019-03-08 13:04:42 |
| R62.htm | 54930 | 2019-03-08 13:04:42 |
| R63.htm | 48708 | 2019-03-08 13:04:42 |
| R64.htm | 55402 | 2019-03-08 13:04:42 |
| R65.htm | 83927 | 2019-03-08 13:04:42 |
| R66.htm | 64555 | 2019-03-08 13:04:42 |
| R67.htm | 55149 | 2019-03-08 13:04:42 |
| R68.htm | 20668 | 2019-03-08 13:04:42 |
| R69.htm | 81791 | 2019-03-08 13:04:42 |
| R7.htm | 17137 | 2019-03-08 13:04:42 |
| R70.htm | 18558 | 2019-03-08 13:04:42 |
| R71.htm | 6844 | 2019-03-08 13:04:42 |
| R72.htm | 19379 | 2019-03-08 13:04:42 |
| R73.htm | 14853 | 2019-03-08 13:04:42 |
| R74.htm | 13889 | 2019-03-08 13:04:42 |
| R75.htm | 14989 | 2019-03-08 13:04:42 |
| R76.htm | 17661 | 2019-03-08 13:04:42 |
| R77.htm | 23978 | 2019-03-08 13:04:42 |
| R78.htm | 17484 | 2019-03-08 13:04:42 |
| R79.htm | 18275 | 2019-03-08 13:04:42 |
| R8.htm | 106228 | 2019-03-08 13:04:42 |
| R80.htm | 25330 | 2019-03-08 13:04:42 |
| R81.htm | 31153 | 2019-03-08 13:04:42 |
| R82.htm | 17117 | 2019-03-08 13:04:42 |
| R83.htm | 45212 | 2019-03-08 13:04:42 |
| R84.htm | 44079 | 2019-03-08 13:04:42 |
| R85.htm | 15489 | 2019-03-08 13:04:42 |
| R86.htm | 25137 | 2019-03-08 13:04:42 |
| R87.htm | 37528 | 2019-03-08 13:04:42 |
| R88.htm | 11353 | 2019-03-08 13:04:42 |
| R89.htm | 22155 | 2019-03-08 13:04:42 |
| R9.htm | 70964 | 2019-03-08 13:04:42 |
| R90.htm | 28023 | 2019-03-08 13:04:42 |
| R91.htm | 16929 | 2019-03-08 13:04:42 |
| R92.htm | 18838 | 2019-03-08 13:04:42 |
| R93.htm | 31054 | 2019-03-08 13:04:42 |
| R94.htm | 55259 | 2019-03-08 13:04:42 |
| R95.htm | 13582 | 2019-03-08 13:04:42 |
| R96.htm | 11588 | 2019-03-08 13:04:42 |
| R97.htm | 52064 | 2019-03-08 13:04:42 |
| R98.htm | 14269 | 2019-03-08 13:04:42 |
| R99.htm | 72520 | 2019-03-08 13:04:42 |
| R9999.htm | 5707 | 2019-03-08 13:04:42 |
| report.css | 2768 | 2019-03-08 13:04:42 |
| Show.js | 1086 | 2019-03-08 13:04:42 |
 yhblogo.jpg | 16664 | 2019-03-08 13:04:42 |
 yhblogoa01.jpg | 16664 | 2019-03-08 13:04:42 |
 yhblogoa02.jpg | 16664 | 2019-03-08 13:04:42 |