Document and Entity Information - shares	6 Months Ended
	Jun. 30, 2025	Aug. 06, 2025
Document and Entity Information
Document Type	10-Q
Document Quarterly Report	true
Document Period End Date	Jun. 30, 2025
Document Transition Report	false
Entity File Number	0-25248
Entity Registrant Name	CONSOLIDATED WATER CO. LTD.
Entity Incorporation, State or Country Code	KY
Entity Tax Identification Number	98-0619652
Entity Address, Address Line One	Windward Three, 4th Floor, West Bay Road
Entity Address, Address Line Two	P.O. Box 1114
Entity Address, City or Town	Grand Cayman
Entity Address, Postal Zip Code	KY1-1102
Entity Address, Country	KY
City Area Code	345
Local Phone Number	945-4277
Title of 12(b) Security	Class A Common Stock
Trading Symbol	CWCO
Security Exchange Name	NASDAQ
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding		15,926,801
Entity Central Index Key	0000928340
Current Fiscal Year End Date	--12-31
Document Fiscal Year Focus	2025
Document Fiscal Period Focus	Q2
Amendment Flag	false