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v2.4.1.9

Contingencies (Details Textual) (USD $) | 3 Months Ended |
--- | --- | ---
Mar. 31, 2015 | Mar. 31, 2014 | Dec. 31, 2014
Commitments And Contingencies [Line Items] |  |  |
Revenues, Total | $ 14,666,112 us-gaap_Revenues | $ 16,348,610 us-gaap_Revenues |
Goodwill | 3,499,037 us-gaap_Goodwill |  | 3,499,037 us-gaap_Goodwill
Cayman Water retail operations, Gross Profit Percentage | 56.00%cwco_CaymanWaterRetailOperationsGrossProfitPercentage | 55.00%cwco_CaymanWaterRetailOperationsGrossProfitPercentage |
Cayman Water retail operations, Revenue Percentage | 41.00%cwco_CaymanWaterRetailOperationsRevenuePercentage | 37.00%cwco_CaymanWaterRetailOperationsRevenuePercentage |
Ocean Conversion Cayman Limited [Member] |  |  |
Commitments And Contingencies [Line Items] |  |  |
Revenue, Net | 726,000 us-gaap_SalesRevenueNet / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = cwco_OceanConversionCaymanLimitedMember | 994,000 us-gaap_SalesRevenueNet / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = cwco_OceanConversionCaymanLimitedMember |
Cw Bahamas [Member] |  |  |
Commitments And Contingencies [Line Items] |  |  |
Delivery Terms, Volume of water per day | 16,800,000 cwco_DeliveryTermsVolumeOfWaterPerDay / us-gaap_LongTermPurchaseCommitmentByCategoryOfItemPurchasedAxis = cwco_CwBahamasMember |  |
CW-Bahamas Windsor Plant [Member] |  |  |
Commitments And Contingencies [Line Items] |  |  |
Revenues, Total | $ 1,500,000 us-gaap_Revenues / us-gaap_LongTermPurchaseCommitmentByCategoryOfItemPurchasedAxis = cwco_CwbahamasWindsorPlantMember | $ 1,700,000 us-gaap_Revenues / us-gaap_LongTermPurchaseCommitmentByCategoryOfItemPurchasedAxis = cwco_CwbahamasWindsorPlantMember |

X
- Definition Represents the percentage of consolidated gross profit from Cayman Water retail operations. + References No definition available. + Details
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- Definition Represents the percentage of consolidated revenue from Cayman Water retail operations. + References No definition available. + Details
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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 + Details
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- Definition Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 1 -Article 5 + Details
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