Rendering
| Component: (Network and Table) |
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| Network | 144 - Disclosure - Long term debt (Tables) (http://www.cwco.com/role/LongTermDebtTables) |
| Table | (Implied) |
Slicers (applies to each fact value in each table cell)
| Reporting Entity [Axis] | 0000928340 (http://www.sec.gov/CIK) |
| Debt Disclosure [Abstract] | Period [Axis] |
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2016-01-01 - 2016-12-31 |
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Debt Disclosure [Abstract] | |
Schedule of Long-term Debt Instruments [Table Text Block] | Long term debt consists of the following: | | | December 31, | | | | | 2016 | | 2015 | | | Demand loan payable with an original balance of $10.0 million, payable in quarterly installments of $500,000 with the remaining principal balance due on May 14, 2016, if not called by the lender; bearing interest at LIBOR plus 1.5%. | | $ | - | | $ | 7,000,000 | | | | | | | | | | | | Working capital loan from related party to Aerex bearing interest at 1% per annum and payable on June 30, 2017 | | | 490,000 | | | - | | | Total debt | | | 490,000 | | | 7,000,000 | | | Less current portion | | | 490,000 | | | 7,000,000 | | | Long term debt, excluding current portion | | $ | - | | $ | - | | |