Earnings per share (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Earnings per share
Net income from continuing operations attributable to Consolidated Water Co. Ltd. Stockholders	$ 5,178,761	$ 4,242,411	$ 10,102,871	$ 11,183,825
Less: preferred stock dividends	(6,978)	(4,660)	(11,469)	(8,843)
Net income from continuing operations available to common shares in the determination of basic earnings per common share	5,171,783	4,237,751	10,091,402	11,174,982
Income (loss) from discontinued operations	(82,556)	11,607,846	(215,637)	11,140,780
Net income available to common shares in the determination of basic earnings per common share	$ 5,089,227	$ 15,845,597	$ 9,875,765	$ 22,315,762
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)	15,916,685	15,829,120	15,916,278	15,829,024
Weighted average number of preferred shares outstanding during the period (in shares)	42,510	44,176	42,114	44,178
Potential dilutive effect of unexercised options and unvested stock grants (in shares)	85,116	110,375	85,140	110,952
Weighted average number of shares used for determining diluted earnings per common share attributable to Consolidated Water Co. Ltd. common stockholders (in shares)	16,044,311	15,983,671	16,043,532	15,984,154