Document and Entity Information Document - shares	3 Months Ended
	Mar. 31, 2020	May 04, 2020
Entity Information [Line Items]
Document Type	10-Q
Document Quarterly Report	true
Document Period End Date	Mar. 31, 2020
Document Transition Report	false
Entity File Number	0-11733
Entity Registrant Name	CITY HOLDING COMPANY
Entity Incorporation, State or Country Code	WV
Entity Tax Identification Number	55-0619957
Entity Address, Address Line One	25 Gatewater Road,
Entity Address, City or Town	Charleston,
Entity Address, State or Province	WV
Entity Address, Postal Zip Code	25313
City Area Code	304
Local Phone Number	769-1100
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Large Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding		16,148,796
Entity Central Index Key	0000726854
Current Fiscal Year End Date	--12-31
Document Fiscal Year Focus	2020
Document Fiscal Period Focus	Q1
Amendment Flag	false
NASDAQ/NGS (GLOBAL SELECT MARKET) [Member]
Entity Information [Line Items]
Title of 12(b) Security	Common Stock, $2.50 par value
Trading Symbol	CHCO
Security Exchange Name	NASDAQ