Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000726854-25-000112-index-headers.html | 2025-03-28 15:30:25 | |
| 0000726854-25-000112-index.html | 2025-03-28 15:30:25 | |
| 0000726854-25-000112.txt | 2025-03-28 15:30:25 | |
 0000726854-25-000112-xbrl.zip | 1236602 | 2025-03-28 15:30:25 |
| chco-20250327.htm | 1073568 | 2025-03-28 15:30:25 |
| chco-20250327.xsd | 4510 | 2025-03-28 15:30:25 |
| chco-20250327_def.xml | 5684 | 2025-03-28 15:30:25 |
 chco-20250327_g1.jpg | 38563 | 2025-03-28 15:30:25 |
 chco-20250327_g10.jpg | 309967 | 2025-03-28 15:30:25 |
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 chco-20250327_g4.jpg | 1478 | 2025-03-28 15:30:25 |
 chco-20250327_g5.jpg | 161596 | 2025-03-28 15:30:25 |
 chco-20250327_g6.jpg | 135260 | 2025-03-28 15:30:25 |
 chco-20250327_g7.jpg | 167502 | 2025-03-28 15:30:25 |
 chco-20250327_g8.jpg | 177447 | 2025-03-28 15:30:25 |
 chco-20250327_g9.jpg | 210083 | 2025-03-28 15:30:25 |
| chco-20250327_htm.xml | 321318 | 2025-03-28 15:30:25 |
| chco-20250327_lab.xml | 9007 | 2025-03-28 15:30:25 |
| chco-20250327_pre.xml | 5691 | 2025-03-28 15:30:25 |
| FilingSummary.xml | 2770 | 2025-03-28 15:30:25 |
| MetaLinks.json | 197430 | 2025-03-28 15:30:25 |
| R1.htm | 10828 | 2025-03-28 15:30:25 |
| R2.htm | 317341 | 2025-03-28 15:30:25 |
| report.css | 2767 | 2025-03-28 15:30:25 |
| Show.js | 1085 | 2025-03-28 15:30:25 |