XML 47 R36.htm IDEA: XBRL DOCUMENT
v3.25.1

Discontinued operations - Mexico project development - Financial Information (Details) - USD ($) | 3 Months Ended
--- | ---
Mar. 31, 2025 | Mar. 31, 2024
Discontinued operations - Mexico project development |  |
Loss from discontinued operations | $ (133,081) | $ (467,066)

X
- Definition Amount of income (loss) from a discontinued operation. + References No definition available. + Details
Name: | cwco_IncomeLossFromDiscontinuedOperations
Namespace Prefix: | cwco_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_DiscontinuedOperationsAndDisposalGroupsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration