XML 50 R37.htm IDEA: XBRL DOCUMENT
v3.23.2

Discontinued operations - Mexico project development - Financial Information (Details) - Discontinued Operations. - Mexico Project Development - USD ($) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |
Provision for uncollected value added taxes |  |  |  | $ 377,326
Loss from discontinued operations | $ 207,701 | $ 419,833 | $ 466,864 | $ 1,027,147

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
- Definition It pertains to provision for uncollected value added taxes. + References No definition available. + Details
Name: | cwco_ProvisionForUncollectedValueAddedTaxes
Namespace Prefix: | cwco_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_DisposalGroupClassificationAxis=us-gaap_SegmentDiscontinuedOperationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis=cwco_MexicoProjectDevelopmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |