Document And Entity Information	3 Months Ended
	Mar. 31, 2015	May 04, 2015
Document Information [Line Items]
Entity Registrant Name	CONSOLIDATED WATER CO LTD
Entity Central Index Key	0000928340
Current Fiscal Year End Date	--12-31
Entity Filer Category	Accelerated Filer
Trading Symbol	CWCO
Entity Common Stock, Shares Outstanding		14,734,272
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Mar. 31, 2015
Document Fiscal Period Focus	Q1
Document Fiscal Year Focus	2015