Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001437749-21-026071-index-headers.html | 2021-11-10 13:32:34 | |
| 0001437749-21-026071-index.html | 2021-11-10 13:32:34 | |
| 0001437749-21-026071.txt | 2021-11-10 13:32:34 | |
 0001437749-21-026071-xbrl.zip | 231102 | 2021-11-10 13:32:34 |
| ex_300224.htm | 9452 | 2021-11-10 13:32:34 |
| ex_300225.htm | 9721 | 2021-11-10 13:32:34 |
| ex_300226.htm | 4376 | 2021-11-10 13:32:34 |
| ex_300227.htm | 4482 | 2021-11-10 13:32:34 |
| FilingSummary.xml | 40296 | 2021-11-10 13:32:34 |
| Financial_Report.xlsx | 88276 | 2021-11-10 13:32:34 |
| MetaLinks.json | 673654 | 2021-11-10 13:32:34 |
| nksh-20210930.xsd | 67711 | 2021-11-10 13:32:34 |
| nksh-20210930_cal.xml | 70680 | 2021-11-10 13:32:34 |
| nksh-20210930_def.xml | 442915 | 2021-11-10 13:32:34 |
| nksh-20210930_lab.xml | 377660 | 2021-11-10 13:32:34 |
| nksh-20210930_pre.xml | 473569 | 2021-11-10 13:32:34 |
| nksh20210930_10q.htm | 2658453 | 2021-11-10 13:32:34 |
| nksh20210930_10q_htm.xml | 2932996 | 2021-11-10 13:32:34 |
| R1.htm | 52442 | 2021-11-10 13:32:34 |
| R10.htm | 32651 | 2021-11-10 13:32:34 |
| R11.htm | 18209 | 2021-11-10 13:32:34 |
| R12.htm | 533931 | 2021-11-10 13:32:34 |
| R13.htm | 91037 | 2021-11-10 13:32:34 |
| R14.htm | 30232 | 2021-11-10 13:32:34 |
| R15.htm | 210296 | 2021-11-10 13:32:34 |
| R16.htm | 52562 | 2021-11-10 13:32:34 |
| R17.htm | 44544 | 2021-11-10 13:32:34 |
| R18.htm | 45326 | 2021-11-10 13:32:34 |
| R19.htm | 17814 | 2021-11-10 13:32:34 |
| R2.htm | 97738 | 2021-11-10 13:32:34 |
| R20.htm | 514961 | 2021-11-10 13:32:34 |
| R21.htm | 84711 | 2021-11-10 13:32:34 |
| R22.htm | 26220 | 2021-11-10 13:32:34 |
| R23.htm | 192112 | 2021-11-10 13:32:34 |
| R24.htm | 50460 | 2021-11-10 13:32:34 |
| R25.htm | 32774 | 2021-11-10 13:32:34 |
| R26.htm | 40227 | 2021-11-10 13:32:34 |
| R27.htm | 13843 | 2021-11-10 13:32:34 |
| R28.htm | 19236 | 2021-11-10 13:32:34 |
| R29.htm | 16835 | 2021-11-10 13:32:34 |
| R3.htm | 18164 | 2021-11-10 13:32:34 |
| R30.htm | 36842 | 2021-11-10 13:32:34 |
| R31.htm | 42502 | 2021-11-10 13:32:34 |
| R32.htm | 5816 | 2021-11-10 13:32:34 |
| R33.htm | 16901 | 2021-11-10 13:32:34 |
| R34.htm | 25710 | 2021-11-10 13:32:34 |
| R35.htm | 35711 | 2021-11-10 13:32:34 |
| R36.htm | 23163 | 2021-11-10 13:32:34 |
| R37.htm | 76740 | 2021-11-10 13:32:34 |
| R38.htm | 66089 | 2021-11-10 13:32:34 |
| R39.htm | 13989 | 2021-11-10 13:32:34 |
| R4.htm | 114330 | 2021-11-10 13:32:34 |
| R40.htm | 28859 | 2021-11-10 13:32:34 |
| R41.htm | 22225 | 2021-11-10 13:32:34 |
| R42.htm | 28028 | 2021-11-10 13:32:34 |
| R43.htm | 20366 | 2021-11-10 13:32:34 |
| R44.htm | 4681 | 2021-11-10 13:32:34 |
| R45.htm | 21272 | 2021-11-10 13:32:34 |
| R46.htm | 6187 | 2021-11-10 13:32:34 |
| R47.htm | 15650 | 2021-11-10 13:32:34 |
| R48.htm | 22395 | 2021-11-10 13:32:34 |
| R49.htm | 11301 | 2021-11-10 13:32:34 |
| R5.htm | 30127 | 2021-11-10 13:32:34 |
| R50.htm | 7363 | 2021-11-10 13:32:34 |
| R51.htm | 14561 | 2021-11-10 13:32:34 |
| R52.htm | 37303 | 2021-11-10 13:32:34 |
| R53.htm | 21612 | 2021-11-10 13:32:34 |
| R54.htm | 10332 | 2021-11-10 13:32:34 |
| R55.htm | 19915 | 2021-11-10 13:32:34 |
| R56.htm | 23447 | 2021-11-10 13:32:34 |
| R57.htm | 21390 | 2021-11-10 13:32:34 |
| R6.htm | 6568 | 2021-11-10 13:32:34 |
| R7.htm | 34452 | 2021-11-10 13:32:34 |
| R8.htm | 11324 | 2021-11-10 13:32:34 |
| R9.htm | 125159 | 2021-11-10 13:32:34 |
| report.css | 2767 | 2021-11-10 13:32:34 |
| Show.js | 1085 | 2021-11-10 13:32:34 |