Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000726854-21-000083-index-headers.html | 2021-04-22 12:15:07 | |
| 0000726854-21-000083-index.html | 2021-04-22 12:15:07 | |
| 0000726854-21-000083.txt | 2021-04-22 12:15:07 | |
 0000726854-21-000083-xbrl.zip | 70878 | 2021-04-22 12:15:07 |
| chco-20210422.htm | 31211 | 2021-04-22 12:15:07 |
| chco-20210422.xsd | 2529 | 2021-04-22 12:15:07 |
| chco-20210422_cal.xml | 809 | 2021-04-22 12:15:07 |
| chco-20210422_def.xml | 17143 | 2021-04-22 12:15:07 |
 chco-20210422_g1.jpg | 28707 | 2021-04-22 12:15:07 |
| chco-20210422_htm.xml | 10753 | 2021-04-22 12:15:07 |
| chco-20210422_lab.xml | 32315 | 2021-04-22 12:15:07 |
| chco-20210422_pre.xml | 17390 | 2021-04-22 12:15:07 |
| chco03-31x21exhibit991.htm | 723849 | 2021-04-22 12:15:07 |
| FilingSummary.xml | 1885 | 2021-04-22 12:15:07 |
| Financial_Report.xlsx | 5675 | 2021-04-22 12:15:07 |
| MetaLinks.json | 23307 | 2021-04-22 12:15:07 |
| R1.htm | 38862 | 2021-04-22 12:15:07 |
| report.css | 2767 | 2021-04-22 12:15:07 |
| Show.js | 1085 | 2021-04-22 12:15:07 |