Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001104659-26-024613-index-headers.html | 2026-03-06 14:25:32 | |
| 0001104659-26-024613-index.html | 2026-03-06 14:25:32 | |
| 0001104659-26-024613.txt | 2026-03-06 14:25:32 | |
 0001104659-26-024613-xbrl.zip | 823127 | 2026-03-06 14:25:32 |
| cznc-20251231.xsd | 135373 | 2026-03-06 14:25:32 |
| cznc-20251231x10k.htm | 8526084 | 2026-03-06 14:25:32 |
 cznc-20251231x10k001.jpg | 90944 | 2026-03-06 14:25:32 |
| cznc-20251231x10k_htm.xml | 9059036 | 2026-03-06 14:25:32 |
| cznc-20251231xex10d1.htm | 24776 | 2026-03-06 14:25:32 |
| cznc-20251231xex10d10.htm | 58436 | 2026-03-06 14:25:32 |
 cznc-20251231xex10d10001.jpg | 701 | 2026-03-06 14:25:32 |
 cznc-20251231xex10d1001.jpg | 23134 | 2026-03-06 14:25:32 |
| cznc-20251231xex10d2.htm | 33281 | 2026-03-06 14:25:32 |
 cznc-20251231xex10d2001.jpg | 18635 | 2026-03-06 14:25:32 |
| cznc-20251231xex10d3.htm | 25077 | 2026-03-06 14:25:32 |
 cznc-20251231xex10d3001.jpg | 23134 | 2026-03-06 14:25:32 |
| cznc-20251231xex10d5.htm | 65293 | 2026-03-06 14:25:32 |
 cznc-20251231xex10d5001.jpg | 13883 | 2026-03-06 14:25:32 |
| cznc-20251231xex10d6.htm | 32835 | 2026-03-06 14:25:32 |
 cznc-20251231xex10d6001.jpg | 11028 | 2026-03-06 14:25:32 |
 cznc-20251231xex10d6002.jpg | 634 | 2026-03-06 14:25:32 |
 cznc-20251231xex10d6003.jpg | 631 | 2026-03-06 14:25:32 |
 cznc-20251231xex10d6004.jpg | 646 | 2026-03-06 14:25:32 |
| cznc-20251231xex10d9.htm | 153476 | 2026-03-06 14:25:32 |
| cznc-20251231xex19.htm | 129370 | 2026-03-06 14:25:32 |
 cznc-20251231xex19001.jpg | 24449 | 2026-03-06 14:25:32 |
 cznc-20251231xex19002.jpg | 887 | 2026-03-06 14:25:32 |
| cznc-20251231xex21.htm | 10398 | 2026-03-06 14:25:32 |
| cznc-20251231xex23d1.htm | 4429 | 2026-03-06 14:25:32 |
| cznc-20251231xex23d2.htm | 4239 | 2026-03-06 14:25:32 |
| cznc-20251231xex31d1.htm | 16625 | 2026-03-06 14:25:32 |
| cznc-20251231xex31d2.htm | 16432 | 2026-03-06 14:25:32 |
| cznc-20251231xex32.htm | 10777 | 2026-03-06 14:25:32 |
| cznc-20251231_cal.xml | 211356 | 2026-03-06 14:25:32 |
| cznc-20251231_def.xml | 649115 | 2026-03-06 14:25:32 |
| cznc-20251231_lab.xml | 1227552 | 2026-03-06 14:25:32 |
| cznc-20251231_pre.xml | 1026978 | 2026-03-06 14:25:32 |
| FilingSummary.xml | 88436 | 2026-03-06 14:25:32 |
| MetaLinks.json | 1986354 | 2026-03-06 14:25:32 |
| R1.htm | 70046 | 2026-03-06 14:25:32 |
| R10.htm | 67470 | 2026-03-06 14:25:32 |
| R100.htm | 40263 | 2026-03-06 14:25:32 |
| R101.htm | 66279 | 2026-03-06 14:25:32 |
| R102.htm | 15122 | 2026-03-06 14:25:32 |
| R103.htm | 32522 | 2026-03-06 14:25:32 |
| R104.htm | 38527 | 2026-03-06 14:25:32 |
| R105.htm | 19969 | 2026-03-06 14:25:32 |
| R106.htm | 22449 | 2026-03-06 14:25:32 |
| R107.htm | 63105 | 2026-03-06 14:25:32 |
| R108.htm | 60673 | 2026-03-06 14:25:32 |
| R109.htm | 18194 | 2026-03-06 14:25:32 |
| R11.htm | 17175 | 2026-03-06 14:25:32 |
| R110.htm | 24856 | 2026-03-06 14:25:32 |
| R111.htm | 22668 | 2026-03-06 14:25:32 |
| R112.htm | 35204 | 2026-03-06 14:25:32 |
| R113.htm | 41146 | 2026-03-06 14:25:32 |
| R114.htm | 21864 | 2026-03-06 14:25:32 |
| R115.htm | 13865 | 2026-03-06 14:25:32 |
| R116.htm | 50724 | 2026-03-06 14:25:32 |
| R117.htm | 17015 | 2026-03-06 14:25:32 |
| R118.htm | 6437 | 2026-03-06 14:25:32 |
| R119.htm | 21833 | 2026-03-06 14:25:32 |
| R12.htm | 130704 | 2026-03-06 14:25:32 |
| R120.htm | 9076 | 2026-03-06 14:25:32 |
| R121.htm | 11612 | 2026-03-06 14:25:32 |
| R122.htm | 22914 | 2026-03-06 14:25:32 |
| R123.htm | 7364 | 2026-03-06 14:25:32 |
| R124.htm | 26409 | 2026-03-06 14:25:32 |
| R125.htm | 11385 | 2026-03-06 14:25:32 |
| R126.htm | 60405 | 2026-03-06 14:25:32 |
| R127.htm | 17211 | 2026-03-06 14:25:32 |
| R128.htm | 19770 | 2026-03-06 14:25:32 |
| R129.htm | 14383 | 2026-03-06 14:25:32 |
| R13.htm | 33201 | 2026-03-06 14:25:32 |
| R130.htm | 58583 | 2026-03-06 14:25:32 |
| R131.htm | 46770 | 2026-03-06 14:25:32 |
| R132.htm | 63017 | 2026-03-06 14:25:32 |
| R133.htm | 45976 | 2026-03-06 14:25:32 |
| R134.htm | 136675 | 2026-03-06 14:25:32 |
| R135.htm | 17468 | 2026-03-06 14:25:32 |
| R136.htm | 17060 | 2026-03-06 14:25:32 |
| R137.htm | 69899 | 2026-03-06 14:25:32 |
| R138.htm | 55459 | 2026-03-06 14:25:32 |
| R139.htm | 74783 | 2026-03-06 14:25:32 |
| R14.htm | 131359 | 2026-03-06 14:25:32 |
| R15.htm | 18237 | 2026-03-06 14:25:32 |
| R16.htm | 323509 | 2026-03-06 14:25:32 |
| R17.htm | 1055077 | 2026-03-06 14:25:32 |
| R18.htm | 36795 | 2026-03-06 14:25:32 |
| R19.htm | 46817 | 2026-03-06 14:25:32 |
| R2.htm | 116116 | 2026-03-06 14:25:32 |
| R20.htm | 23103 | 2026-03-06 14:25:32 |
| R21.htm | 67499 | 2026-03-06 14:25:32 |
| R22.htm | 290926 | 2026-03-06 14:25:32 |
| R23.htm | 132734 | 2026-03-06 14:25:32 |
| R24.htm | 32599 | 2026-03-06 14:25:32 |
| R25.htm | 23147 | 2026-03-06 14:25:32 |
| R26.htm | 36493 | 2026-03-06 14:25:32 |
| R27.htm | 201848 | 2026-03-06 14:25:32 |
| R28.htm | 124031 | 2026-03-06 14:25:32 |
| R29.htm | 57909 | 2026-03-06 14:25:32 |
| R3.htm | 24371 | 2026-03-06 14:25:32 |
| R30.htm | 468846 | 2026-03-06 14:25:32 |
| R31.htm | 68792 | 2026-03-06 14:25:32 |
| R32.htm | 17873 | 2026-03-06 14:25:32 |
| R33.htm | 8465 | 2026-03-06 14:25:32 |
| R34.htm | 4371 | 2026-03-06 14:25:32 |
| R35.htm | 38602 | 2026-03-06 14:25:32 |
| R36.htm | 116048 | 2026-03-06 14:25:32 |
| R37.htm | 8554 | 2026-03-06 14:25:32 |
| R38.htm | 120106 | 2026-03-06 14:25:32 |
| R39.htm | 31053 | 2026-03-06 14:25:32 |
| R4.htm | 126339 | 2026-03-06 14:25:32 |
| R40.htm | 133629 | 2026-03-06 14:25:32 |
| R41.htm | 16180 | 2026-03-06 14:25:32 |
| R42.htm | 322874 | 2026-03-06 14:25:32 |
| R43.htm | 1057988 | 2026-03-06 14:25:32 |
| R44.htm | 37119 | 2026-03-06 14:25:32 |
| R45.htm | 52217 | 2026-03-06 14:25:32 |
| R46.htm | 22680 | 2026-03-06 14:25:32 |
| R47.htm | 57457 | 2026-03-06 14:25:32 |
| R48.htm | 294856 | 2026-03-06 14:25:32 |
| R49.htm | 131959 | 2026-03-06 14:25:32 |
| R5.htm | 51898 | 2026-03-06 14:25:32 |
| R50.htm | 28647 | 2026-03-06 14:25:32 |
| R51.htm | 21711 | 2026-03-06 14:25:32 |
| R52.htm | 28866 | 2026-03-06 14:25:32 |
| R53.htm | 198562 | 2026-03-06 14:25:32 |
| R54.htm | 128373 | 2026-03-06 14:25:32 |
| R55.htm | 45187 | 2026-03-06 14:25:32 |
| R56.htm | 470223 | 2026-03-06 14:25:32 |
| R57.htm | 60185 | 2026-03-06 14:25:32 |
| R58.htm | 54109 | 2026-03-06 14:25:32 |
| R59.htm | 49791 | 2026-03-06 14:25:32 |
| R6.htm | 103143 | 2026-03-06 14:25:32 |
| R60.htm | 33750 | 2026-03-06 14:25:32 |
| R61.htm | 21850 | 2026-03-06 14:25:32 |
| R62.htm | 101484 | 2026-03-06 14:25:32 |
| R63.htm | 19744 | 2026-03-06 14:25:32 |
| R64.htm | 22331 | 2026-03-06 14:25:32 |
| R65.htm | 41864 | 2026-03-06 14:25:32 |
| R66.htm | 63345 | 2026-03-06 14:25:32 |
| R67.htm | 24805 | 2026-03-06 14:25:32 |
| R68.htm | 9594 | 2026-03-06 14:25:32 |
| R69.htm | 50958 | 2026-03-06 14:25:32 |
| R7.htm | 4430 | 2026-03-06 14:25:32 |
| R70.htm | 66148 | 2026-03-06 14:25:32 |
| R71.htm | 10519 | 2026-03-06 14:25:32 |
| R72.htm | 56707 | 2026-03-06 14:25:32 |
| R73.htm | 6808 | 2026-03-06 14:25:32 |
| R74.htm | 4954 | 2026-03-06 14:25:32 |
| R75.htm | 24073 | 2026-03-06 14:25:32 |
| R76.htm | 30003 | 2026-03-06 14:25:32 |
| R77.htm | 48854 | 2026-03-06 14:25:32 |
| R78.htm | 173705 | 2026-03-06 14:25:32 |
| R79.htm | 26629 | 2026-03-06 14:25:32 |
| R8.htm | 111944 | 2026-03-06 14:25:32 |
| R80.htm | 16963 | 2026-03-06 14:25:32 |
| R81.htm | 23438 | 2026-03-06 14:25:32 |
| R82.htm | 77126 | 2026-03-06 14:25:32 |
| R83.htm | 60476 | 2026-03-06 14:25:32 |
| R84.htm | 7143 | 2026-03-06 14:25:32 |
| R85.htm | 7488 | 2026-03-06 14:25:32 |
| R86.htm | 9167 | 2026-03-06 14:25:32 |
| R87.htm | 9252 | 2026-03-06 14:25:32 |
| R88.htm | 19549 | 2026-03-06 14:25:32 |
| R89.htm | 9651 | 2026-03-06 14:25:32 |
| R9.htm | 14661 | 2026-03-06 14:25:32 |
| R90.htm | 15510 | 2026-03-06 14:25:32 |
| R91.htm | 10110 | 2026-03-06 14:25:32 |
| R92.htm | 20849 | 2026-03-06 14:25:32 |
| R93.htm | 15636 | 2026-03-06 14:25:32 |
| R94.htm | 14263 | 2026-03-06 14:25:32 |
| R95.htm | 12149 | 2026-03-06 14:25:32 |
| R96.htm | 9504 | 2026-03-06 14:25:32 |
| R97.htm | 57423 | 2026-03-06 14:25:32 |
| R98.htm | 34901 | 2026-03-06 14:25:32 |
| R99.htm | 28908 | 2026-03-06 14:25:32 |
| report.css | 2768 | 2026-03-06 14:25:32 |
| Show.js | 1086 | 2026-03-06 14:25:32 |