Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000715579-20-000084-index-headers.html | 2020-10-30 09:03:53 | |
| 0000715579-20-000084-index.html | 2020-10-30 09:03:53 | |
| 0000715579-20-000084.txt | 2020-10-30 09:03:53 | |
 0000715579-20-000084-xbrl.zip | 484289 | 2020-10-30 09:03:53 |
| acnb-20200930.htm | 3944043 | 2020-10-30 09:03:53 |
| acnb-20200930.xsd | 62001 | 2020-10-30 09:03:53 |
| acnb-20200930xex311.htm | 13520 | 2020-10-30 09:03:53 |
| acnb-20200930xex312.htm | 13591 | 2020-10-30 09:03:53 |
| acnb-20200930xex321.htm | 8754 | 2020-10-30 09:03:53 |
| acnb-20200930xex322.htm | 8825 | 2020-10-30 09:03:53 |
| acnb-20200930_cal.xml | 139331 | 2020-10-30 09:03:53 |
| acnb-20200930_def.xml | 438482 | 2020-10-30 09:03:53 |
| acnb-20200930_htm.xml | 4658911 | 2020-10-30 09:03:53 |
| acnb-20200930_lab.xml | 884873 | 2020-10-30 09:03:53 |
| acnb-20200930_pre.xml | 596560 | 2020-10-30 09:03:53 |
| FilingSummary.xml | 42097 | 2020-10-30 09:03:53 |
| Financial_Report.xlsx | 134494 | 2020-10-30 09:03:53 |
| MetaLinks.json | 852537 | 2020-10-30 09:03:53 |
| R1.htm | 52202 | 2020-10-30 09:03:53 |
| R10.htm | 10984 | 2020-10-30 09:03:53 |
| R11.htm | 61840 | 2020-10-30 09:03:53 |
| R12.htm | 8114 | 2020-10-30 09:03:53 |
| R13.htm | 26578 | 2020-10-30 09:03:53 |
| R14.htm | 6087 | 2020-10-30 09:03:53 |
| R15.htm | 15687 | 2020-10-30 09:03:53 |
| R16.htm | 48917 | 2020-10-30 09:03:53 |
| R17.htm | 203155 | 2020-10-30 09:03:53 |
| R18.htm | 778378 | 2020-10-30 09:03:53 |
| R19.htm | 180833 | 2020-10-30 09:03:53 |
| R2.htm | 95766 | 2020-10-30 09:03:53 |
| R20.htm | 39475 | 2020-10-30 09:03:53 |
| R21.htm | 19548 | 2020-10-30 09:03:53 |
| R22.htm | 13592 | 2020-10-30 09:03:53 |
| R23.htm | 14294 | 2020-10-30 09:03:53 |
| R24.htm | 18566 | 2020-10-30 09:03:53 |
| R25.htm | 18505 | 2020-10-30 09:03:53 |
| R26.htm | 54324 | 2020-10-30 09:03:53 |
| R27.htm | 22192 | 2020-10-30 09:03:53 |
| R28.htm | 14998 | 2020-10-30 09:03:53 |
| R29.htm | 45202 | 2020-10-30 09:03:53 |
| R3.htm | 25228 | 2020-10-30 09:03:53 |
| R30.htm | 196387 | 2020-10-30 09:03:53 |
| R31.htm | 735197 | 2020-10-30 09:03:53 |
| R32.htm | 178242 | 2020-10-30 09:03:53 |
| R33.htm | 39316 | 2020-10-30 09:03:53 |
| R34.htm | 18254 | 2020-10-30 09:03:53 |
| R35.htm | 10335 | 2020-10-30 09:03:53 |
| R36.htm | 12484 | 2020-10-30 09:03:53 |
| R37.htm | 49191 | 2020-10-30 09:03:53 |
| R38.htm | 75353 | 2020-10-30 09:03:53 |
| R39.htm | 15110 | 2020-10-30 09:03:53 |
| R4.htm | 113159 | 2020-10-30 09:03:53 |
| R40.htm | 15140 | 2020-10-30 09:03:53 |
| R41.htm | 6952 | 2020-10-30 09:03:53 |
| R42.htm | 36661 | 2020-10-30 09:03:53 |
| R43.htm | 20481 | 2020-10-30 09:03:53 |
| R44.htm | 8144 | 2020-10-30 09:03:53 |
| R45.htm | 16616 | 2020-10-30 09:03:53 |
| R46.htm | 27626 | 2020-10-30 09:03:53 |
| R47.htm | 41340 | 2020-10-30 09:03:53 |
| R48.htm | 18622 | 2020-10-30 09:03:53 |
| R49.htm | 54855 | 2020-10-30 09:03:53 |
| R5.htm | 32396 | 2020-10-30 09:03:53 |
| R50.htm | 19113 | 2020-10-30 09:03:53 |
| R51.htm | 76892 | 2020-10-30 09:03:53 |
| R52.htm | 69837 | 2020-10-30 09:03:53 |
| R53.htm | 148028 | 2020-10-30 09:03:53 |
| R54.htm | 17149 | 2020-10-30 09:03:53 |
| R55.htm | 31564 | 2020-10-30 09:03:53 |
| R56.htm | 31759 | 2020-10-30 09:03:53 |
| R57.htm | 18501 | 2020-10-30 09:03:53 |
| R58.htm | 153844 | 2020-10-30 09:03:53 |
| R59.htm | 87647 | 2020-10-30 09:03:53 |
| R6.htm | 10780 | 2020-10-30 09:03:53 |
| R60.htm | 18364 | 2020-10-30 09:03:53 |
| R61.htm | 24990 | 2020-10-30 09:03:53 |
| R62.htm | 70926 | 2020-10-30 09:03:53 |
| R63.htm | 15561 | 2020-10-30 09:03:53 |
| R64.htm | 79242 | 2020-10-30 09:03:53 |
| R65.htm | 39697 | 2020-10-30 09:03:53 |
| R66.htm | 40836 | 2020-10-30 09:03:53 |
| R67.htm | 33989 | 2020-10-30 09:03:53 |
| R68.htm | 4494 | 2020-10-30 09:03:53 |
| R7.htm | 54735 | 2020-10-30 09:03:53 |
| R8.htm | 8954 | 2020-10-30 09:03:53 |
| R9.htm | 147918 | 2020-10-30 09:03:53 |
| report.css | 2767 | 2020-10-30 09:03:53 |
| Show.js | 1085 | 2020-10-30 09:03:53 |