v3.26.1
Accumulated Other Comprehensive Loss (Narrative) (Details)
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Equity [Abstract]
Combined Federal and State income tax rate (percent)
24.00%
24.00%
X
- Definition
Combined Federal And State Income Tax Rate
+ References
No definition available.
+ Details
Name:
chco_CombinedFederalAndStateIncomeTaxRate
Namespace Prefix:
chco_
Data Type:
dtr-types:percentItemType
Balance Type:
na
Period Type:
duration
X
- References
No definition available.
+ Details
Name:
us-gaap_EquityAbstract
Namespace Prefix:
us-gaap_
Data Type:
xbrli:stringItemType
Balance Type:
na
Period Type:
duration