Acquisition of PERC - Financial Information (Details) - USD ($)	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Revenue	$ 72,628,126	$ 68,793,651
Cost of revenue	45,859,671	40,519,303
Gross profit	26,768,455	28,274,348
General and administrative expenses	18,434,898	17,001,164
Gain (loss) on asset dispositions and impairments, net	13,997	445,041
Income from operations	8,347,554	11,718,225
Other income (expense):
Other expense, net	1,082,946	786,552
Income before income taxes	9,430,500	12,504,777
Provision for income taxes	86,724	66,621
Net income from continuing operations	9,343,776	12,438,156
Income from continuing operations attributable to non-controlling interests	730,005	1,549,978
Net income from continuing operations attributable to Consolidated Water Co. Ltd. stockholders	8,613,771	10,888,178
Gain on sale of discontinued operations	0	3,621,170
Less discontinued operations		2,333,255
Total income (loss) from discontinued operations	(4,902,243)	1,287,915
Net income attributable to Consolidated Water Co. Ltd. stockholders	$ 3,711,528	$ 12,176,093
Basic earnings per common share attributable to Consolidated Water Co. Ltd. common stockholders
Continuing operations	$ 0.56	$ 0.72
Discontinued operations	(0.32)	0.09
Basic earnings per share	0.24	0.81
Diluted earnings per common share attributable to Consolidated Water Co. Ltd. common stockholders
Continuing operations	0.56	0.72
Discontinued operations	(0.32)	0.08
Diluted earnings per share	$ 0.24	$ 0.80
Weighted average number of common shares used in the determination of:
Basic earnings per share	15,119,305	15,025,639
Diluted earnings per share	15,223,955	15,137,076
Pro Forma
Revenue		$ 77,615,958
Cost of revenue		47,162,564
Gross profit		30,453,394
General and administrative expenses		21,620,106
Gain (loss) on asset dispositions and impairments, net		447,681
Income from operations		9,280,969
Other income (expense):
Other expense, net		805,093
Income before income taxes		10,086,062
Provision for income taxes		72,814
Net income from continuing operations		10,013,248
Income from continuing operations attributable to non-controlling interests		1,505,068
Net income from continuing operations attributable to Consolidated Water Co. Ltd. stockholders		8,508,180
Gain on sale of discontinued operations		3,621,170
Total income (loss) from discontinued operations		3,621,170
Net income attributable to Consolidated Water Co. Ltd. stockholders		$ 12,129,350
Basic earnings per common share attributable to Consolidated Water Co. Ltd. common stockholders
Continuing operations		$ 0.57
Discontinued operations		0.24
Basic earnings per share		0.81
Diluted earnings per common share attributable to Consolidated Water Co. Ltd. common stockholders
Continuing operations		0.56
Discontinued operations		0.24
Diluted earnings per share		$ 0.80
Weighted average number of common shares used in the determination of:
Basic earnings per share		15,025,639
Diluted earnings per share		15,137,076