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| 0000715579-23-000093-index.html | 2023-11-03 16:04:23 | |
| 0000715579-23-000093.txt | 2023-11-03 16:04:23 | |
 0000715579-23-000093-xbrl.zip | 292854 | 2023-11-03 16:04:23 |
| acnb-20230930.htm | 2835334 | 2023-11-03 16:04:23 |
| acnb-20230930.xsd | 44831 | 2023-11-03 16:04:23 |
| acnb-20230930xex311.htm | 10854 | 2023-11-03 16:04:23 |
| acnb-20230930xex312.htm | 10919 | 2023-11-03 16:04:23 |
| acnb-20230930xex321.htm | 5710 | 2023-11-03 16:04:23 |
| acnb-20230930xex322.htm | 5775 | 2023-11-03 16:04:23 |
| acnb-20230930_cal.xml | 119327 | 2023-11-03 16:04:23 |
| acnb-20230930_def.xml | 349357 | 2023-11-03 16:04:23 |
| acnb-20230930_htm.xml | 3747573 | 2023-11-03 16:04:23 |
| acnb-20230930_lab.xml | 695762 | 2023-11-03 16:04:23 |
| acnb-20230930_pre.xml | 519299 | 2023-11-03 16:04:23 |
| FilingSummary.xml | 36257 | 2023-11-03 16:04:23 |
| Financial_Report.xlsx | 139364 | 2023-11-03 16:04:23 |
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| report.css | 2767 | 2023-11-03 16:04:23 |
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