Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000726854-23-000128-index-headers.html | 2023-05-31 16:05:30 | |
| 0000726854-23-000128-index.html | 2023-05-31 16:05:30 | |
| 0000726854-23-000128.txt | 2023-05-31 16:05:30 | |
 0000726854-23-000128-xbrl.zip | 41692 | 2023-05-31 16:05:30 |
| chco-20230531.htm | 29223 | 2023-05-31 16:05:30 |
| chco-20230531.xsd | 2262 | 2023-05-31 16:05:30 |
| chco-20230531_def.xml | 16951 | 2023-05-31 16:05:30 |
 chco-20230531_g1.jpg | 28707 | 2023-05-31 16:05:30 |
| chco-20230531_htm.xml | 10807 | 2023-05-31 16:05:30 |
| chco-20230531_lab.xml | 32129 | 2023-05-31 16:05:30 |
| chco-20230531_pre.xml | 17204 | 2023-05-31 16:05:30 |
| FilingSummary.xml | 1808 | 2023-05-31 16:05:30 |
| Financial_Report.xlsx | 5696 | 2023-05-31 16:05:30 |
| MetaLinks.json | 23252 | 2023-05-31 16:05:30 |
| R1.htm | 38337 | 2023-05-31 16:05:30 |
| report.css | 2767 | 2023-05-31 16:05:30 |
| Show.js | 1085 | 2023-05-31 16:05:30 |