Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000726854-22-000077-index-headers.html | 2022-04-21 15:09:57 | |
| 0000726854-22-000077-index.html | 2022-04-21 15:09:57 | |
| 0000726854-22-000077.txt | 2022-04-21 15:09:57 | |
 0000726854-22-000077-xbrl.zip | 67118 | 2022-04-21 15:09:57 |
| chco-20220421.htm | 31277 | 2022-04-21 15:09:57 |
| chco-20220421.xsd | 2262 | 2022-04-21 15:09:57 |
| chco-20220421_def.xml | 16951 | 2022-04-21 15:09:57 |
 chco-20220421_g1.jpg | 28707 | 2022-04-21 15:09:57 |
| chco-20220421_htm.xml | 10807 | 2022-04-21 15:09:57 |
| chco-20220421_lab.xml | 32129 | 2022-04-21 15:09:57 |
| chco-20220421_pre.xml | 17204 | 2022-04-21 15:09:57 |
| chco03-31x22exhibit991.htm | 655814 | 2022-04-21 15:09:57 |
| FilingSummary.xml | 1852 | 2022-04-21 15:09:57 |
| Financial_Report.xlsx | 5676 | 2022-04-21 15:09:57 |
| MetaLinks.json | 22602 | 2022-04-21 15:09:57 |
| R1.htm | 38954 | 2022-04-21 15:09:57 |
| report.css | 2767 | 2022-04-21 15:09:57 |
| Show.js | 1085 | 2022-04-21 15:09:57 |