Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000726854-20-000123-index-headers.html | 2020-12-17 11:54:30 | |
| 0000726854-20-000123-index.html | 2020-12-17 11:54:30 | |
| 0000726854-20-000123.txt | 2020-12-17 11:54:30 | |
 0000726854-20-000123-xbrl.zip | 46029 | 2020-12-17 11:54:30 |
| chco-20201217.htm | 31397 | 2020-12-17 11:54:30 |
| chco-20201217.xsd | 2529 | 2020-12-17 11:54:30 |
| chco-20201217_cal.xml | 809 | 2020-12-17 11:54:30 |
| chco-20201217_def.xml | 17143 | 2020-12-17 11:54:30 |
 chco-20201217_g1.jpg | 28707 | 2020-12-17 11:54:30 |
| chco-20201217_htm.xml | 10753 | 2020-12-17 11:54:30 |
| chco-20201217_lab.xml | 32315 | 2020-12-17 11:54:30 |
| chco-20201217_pre.xml | 17390 | 2020-12-17 11:54:30 |
| ex991prchcodiv12021.htm | 10929 | 2020-12-17 11:54:30 |
| FilingSummary.xml | 1882 | 2020-12-17 11:54:30 |
| Financial_Report.xlsx | 5455 | 2020-12-17 11:54:30 |
 image_01.jpg | 33533 | 2020-12-17 11:54:30 |
| MetaLinks.json | 23307 | 2020-12-17 11:54:30 |
| R1.htm | 38862 | 2020-12-17 11:54:30 |
| report.css | 2767 | 2020-12-17 11:54:30 |
| Show.js | 1085 | 2020-12-17 11:54:30 |