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Segment information (Details) (USD $)
 3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Dec. 31, 2013
Segment Reporting Information [Line Items]      
Revenues $ 16,348,610 $ 16,555,197  
Cost of revenues 10,378,185 10,334,690  
Gross profit 5,970,425 6,220,507  
General and administrative expenses 5,342,633 3,568,936  
Income (loss) from operations 627,792 2,651,571  
Other income, net 150,230 1,212,116  
Consolidated net income 778,022 3,863,687  
Income attributable to non-controlling interests 123,113 121,684  
Net income attributable to Consolidated Water Co. Ltd. stockholders 654,909 3,742,003  
Property plant and equipment, net 57,881,089   58,602,886
Construction in progress 1,729,638   1,450,417
Goodwill 3,499,037   3,499,037
Investment in land 12,175,566   12,175,566
Total assets 159,754,195   165,364,854
Retail [Member]
      
Segment Reporting Information [Line Items]      
Revenues 6,112,961 6,395,012  
Cost of revenues 2,931,376 2,834,752  
Gross profit 3,181,585 3,560,260  
General and administrative expenses 2,888,229 2,631,510  
Income (loss) from operations 293,356 928,750  
Property plant and equipment, net 26,182,394   26,339,461
Construction in progress 1,589,932   1,181,628
Goodwill 1,170,511   1,170,511
Investment in land 0   0
Total assets 57,542,305   65,853,375
Bulk [Member]
      
Segment Reporting Information [Line Items]      
Revenues 9,959,736 9,856,690  
Cost of revenues 7,111,545 7,187,413  
Gross profit 2,848,191 2,669,277  
General and administrative expenses 434,969 408,247  
Income (loss) from operations 2,413,222 2,261,030  
Property plant and equipment, net 31,037,689   31,736,774
Construction in progress 139,706   98,807
Goodwill 2,328,526   2,328,526
Investment in land 0   0
Total assets 86,054,918   84,300,971
Services [Member]
      
Segment Reporting Information [Line Items]      
Revenues 275,913 303,495  
Cost of revenues 335,264 312,525  
Gross profit (59,351) (9,030)  
General and administrative expenses 2,019,435 529,179  
Income (loss) from operations (2,078,786) (538,209)  
Property plant and equipment, net 661,006   526,651
Construction in progress 0   169,982.00
Goodwill 0   0
Investment in land 12,175,566   12,175,566
Total assets $ 16,156,972   $ 15,210,508