CONSOLIDATED STATEMENTS OF INCOME - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
CONSOLIDATED STATEMENTS OF INCOME
Total revenue	$ 68,793,651	$ 65,719,857
Total cost of revenue	40,519,303	38,977,570
Gross profit	28,274,348	26,742,287
General and administrative expenses	19,348,958	18,709,419
Gain (loss) on asset dispositions and impairments, net	445,041	(56,774)
Income from operations	9,370,431	7,976,094
Other income (expense):
Interest income	588,509	663,197
Interest expense	(2,814)	(8,427)
Profit-sharing income from OC-BVI	16,200	654,075
Equity in the earnings of OC-BVI	44,765	1,798,280
Net unrealized gain (loss) on put/call options	56,000	(256,000)
Other	98,431	(111,061)
Other income, net	801,091	2,740,064
Income before income taxes	10,171,522	10,716,158
Provision for (benefit from) income taxes	66,621	(157,291)
Net income from continuing operations	10,104,901	10,873,449
Income from continuing operations attributable to non-controlling interests	1,549,978	695,787
Net income from continuing operations attributable to Consolidated Water Co. Ltd. stockholders	8,554,923	10,177,662
Gain on sale of discontinued operations	3,621,170	0
Net income from discontinued operations		1,115,825
Total income from discontinued operations	3,621,170	1,115,825
Net income attributable to Consolidated Water Co. Ltd. stockholders	$ 12,176,093	$ 11,293,487
Basic earnings per common share attributable to Consolidated Water Co. Ltd. common stockholders
Continuing operations	$ 0.57	$ 0.68
Discontinued operations	0.24	0.07
Basic earnings per share	0.81	0.75
Diluted earnings per common share attributable to Consolidated Water Co. Ltd. common stockholders
Continuing operations	0.56	0.68
Discontinued operations	0.24	0.07
Diluted earnings per share	0.80	0.75
Dividends declared per common and redeemable preferred shares	$ 0.34	$ 0.34
Weighted average number of common shares used in the determination of:
Basic earnings per share	15,025,639	14,962,760
Diluted earnings per share	15,137,076	15,074,147