Earnings per share (Details) - USD ($)	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Earnings per share
Net income from continuing operations attributable to Consolidated Water Co. Ltd. stockholders	$ 4,072,789	$ 2,324,129
Less: preferred stock dividends	(2,923)	(2,434)
Net income from continuing operations available to common shares in the determination of basic earnings per common share	4,069,866	2,321,695
Total loss from discontinued operations	(259,163)	(607,314)
Net income available to common shares in the determination of basic earnings per common share	$ 3,810,703	$ 1,714,381
Weighted average number of common shares in the determination of basic earnings per common share attributable to Consolidated Water Co. Ltd. common stockholders (in shares)	15,723,595	15,285,523
Weighted average number of preferred shares outstanding during the period (in shares)	34,383	28,635
Potential dilutive effect of unexercised options and unvested stock grants	130,050	121,533
Weighted average number of shares used for determining diluted earnings per common share attributable to Consolidated Water Co. Ltd. common stockholders	15,888,028	15,435,691