Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000726854-23-000008-index-headers.html | 2023-01-24 15:09:11 | |
| 0000726854-23-000008-index.html | 2023-01-24 15:09:11 | |
| 0000726854-23-000008.txt | 2023-01-24 15:09:11 | |
 0000726854-23-000008-xbrl.zip | 73526 | 2023-01-24 15:09:11 |
| chco-20230124.htm | 31291 | 2023-01-24 15:09:11 |
| chco-20230124.xsd | 2262 | 2023-01-24 15:09:11 |
| chco-20230124_def.xml | 16951 | 2023-01-24 15:09:11 |
 chco-20230124_g1.jpg | 28707 | 2023-01-24 15:09:11 |
| chco-20230124_htm.xml | 10808 | 2023-01-24 15:09:11 |
| chco-20230124_lab.xml | 32129 | 2023-01-24 15:09:11 |
| chco-20230124_pre.xml | 17204 | 2023-01-24 15:09:11 |
| chco12-31x22exhibit991.htm | 854479 | 2023-01-24 15:09:11 |
| FilingSummary.xml | 1852 | 2023-01-24 15:09:11 |
| Financial_Report.xlsx | 5697 | 2023-01-24 15:09:11 |
| MetaLinks.json | 23252 | 2023-01-24 15:09:11 |
| R1.htm | 38339 | 2023-01-24 15:09:11 |
| report.css | 2767 | 2023-01-24 15:09:11 |
| Show.js | 1085 | 2023-01-24 15:09:11 |