Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000726854-25-000150-index-headers.html | 2025-07-22 10:38:54 | |
| 0000726854-25-000150-index.html | 2025-07-22 10:38:54 | |
| 0000726854-25-000150.txt | 2025-07-22 10:38:54 | |
 0000726854-25-000150-xbrl.zip | 72754 | 2025-07-22 10:38:54 |
| chco-20250722.htm | 22951 | 2025-07-22 10:38:54 |
| chco-20250722.xsd | 2145 | 2025-07-22 10:38:54 |
| chco-20250722_def.xml | 16877 | 2025-07-22 10:38:54 |
 chco-20250722_g1.jpg | 28707 | 2025-07-22 10:38:54 |
| chco-20250722_htm.xml | 2700 | 2025-07-22 10:38:54 |
| chco-20250722_lab.xml | 29093 | 2025-07-22 10:38:54 |
| chco-20250722_pre.xml | 17206 | 2025-07-22 10:38:54 |
| chco06-30x2025exhibit991.htm | 852039 | 2025-07-22 10:38:54 |
| FilingSummary.xml | 1825 | 2025-07-22 10:38:54 |
| MetaLinks.json | 23153 | 2025-07-22 10:38:54 |
| R1.htm | 38323 | 2025-07-22 10:38:54 |
| report.css | 2767 | 2025-07-22 10:38:54 |
| Show.js | 1085 | 2025-07-22 10:38:54 |