XML 106 R87.htm IDEA: XBRL DOCUMENT
v3.25.1

Financial instruments - Additional Information (Details) | 12 Months Ended
--- | ---
Dec. 31, 2024
Financial instruments |
Number of days after consumption billings are considered past due | 45 days
Minimum |
Financial instruments |
Duration certain foreign currencies are fixed to the dollar | 20 years

X
- Definition The number of days after consumption billings are considered past due. + References No definition available. + Details
Name: | cwco_NumberOfDaysAfterConsumptionBillingsAreConsideredPastDue
Namespace Prefix: | cwco_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition The duration certain foreign currencies are fixed to the dollar. + References No definition available. + Details
Name: | cwco_TermOfForeignExchangeRiskToDollarForCertainCurrencies
Namespace Prefix: | cwco_
Data Type: | xbrli:durationItemType
Balance Type: | na
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 Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 100 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482078/820-10-55-100 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-3 + Details
Name: | us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |