Boolean flag that is true when the XBRL content amends previously-filed or accepted submission.

No definition available.

Name:	dei_AmendmentFlag
Namespace Prefix:	dei_
Data Type:	xbrli:booleanItemType
Balance Type:	na
Period Type:	duration

- Definition

PCAOB issued Audit Firm Identifier

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Form 10-K
-Number 249
-Section 310

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Form 20-F
-Number 249
-Section 220
-Subsection f

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Form 40-F
-Number 249
-Section 240
-Subsection f

Document and Entity Information - USD ($)	12 Months Ended
Document and Entity Information - USD ($)	Dec. 31, 2025	Dec. 31, 2024	Mar. 09, 2026	Jun. 30, 2025
Document Information [Line Items]
Document Type	10-K
Document Annual Report	true
Document Period End Date	Dec. 31, 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	Regatta Office Park
Entity Address, Address Line Two	Windward Three, 4th Floor, West Bay Road
Entity Address, Address Line Three	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	Common Stock
Trading Symbol	CWCO
Security Exchange Name	NASDAQ
Entity Voluntary Filers	No
Entity Well-known Seasoned Issuer	No
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
ICFR Auditor Attestation Flag	true
Document Financial Statement Error Correction [Flag]	false
Entity Shell Company	false
Entity Public Float				$ 449,191,481
Entity Common Stock, Shares Outstanding			15,964,209
Documents Incorporated by Reference	Portions of the registrant’s Proxy Statement related to its 2026 Annual Shareholders’ Meeting will be subsequently filed with the Securities and Exchange Commission and are incorporated by reference into Part III of this Form 10-K.
Auditor Name	CBIZ CPAs P.C.
Auditor Firm ID	199
Auditor Location	Fort Lauderdale, FL
Entity Central Index Key	0000928340
Current Fiscal Year End Date	--12-31
Document Fiscal Year Focus	2025
Document Fiscal Period Focus	FY
Amendment Flag	false
Marcum LLP
Document Information [Line Items]
Auditor Name		Marcum LLP
Auditor Firm ID		688
Auditor Location		West Palm Beach, FL