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Commitments (Details) $ in Thousands, $ in Thousands | 1 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Jan. 31, 2018 USD ($) | Jan. 31, 2013 | Dec. 31, 2019 USD ($) | Dec. 31, 2018 USD ($) | Dec. 31, 2017 USD ($) | Dec. 31, 2019 MXN ($) | Feb. 22, 2018 USD ($) | Dec. 31, 2012 MXN ($)
Disclosure of contingent liabilities in business combination [line items] |  |  |  |  |  |  |  |
Lease Expire dates |  |  | 2020 |  |  |  |  |
EnerNOC [Member] |  |  |  |  |  |  |  |
Disclosure of contingent liabilities in business combination [line items] |  |  |  |  |  |  |  |
Term of agreement |  | 5 years |  |  |  |  |  |
ECOM LTDA [Member] |  |  |  |  |  |  |  |
Disclosure of contingent liabilities in business combination [line items] |  |  |  |  |  |  |  |
Termination period of agreement | February 2020 |  |  |  |  |  |  |
Primental Technologies [Member] |  |  |  |  |  |  |  |
Disclosure of contingent liabilities in business combination [line items] |  |  |  |  |  |  |  |
Termination period of agreement |  |  | 16 months |  |  |  |  |
Percentage of advance payment |  |  | 20.00% |  |  |  |  |
Estimated project cost |  |  |  |  |  | $ 23,200 |  |
USD [Member] |  |  |  |  |  |  |  |
Disclosure of contingent liabilities in business combination [line items] |  |  |  |  |  |  |  |
Rental expenses relating to operating leases |  |  | $ 100 | $ 700 | $ 500 |  |  |
Consideration of sales and used tax |  |  |  |  |  |  |  | $ 2,452,028
Interest on sales and used tax |  |  |  |  |  |  |  | $ 394,138
USD [Member] | EnerNOC [Member] |  |  |  |  |  |  |  |
Disclosure of contingent liabilities in business combination [line items] |  |  |  |  |  |  |  |
Annual consideration |  |  | 1,800 | $ 2,800 | $ 1,000 |  |  |
USD [Member] | ECOM LTDA [Member] |  |  |  |  |  |  |  |
Disclosure of contingent liabilities in business combination [line items] |  |  |  |  |  |  |  |
Obligation under agreements | $ 6,300 |  |  |  |  |  |  |
USD [Member] | Primental Technologies [Member] |  |  |  |  |  |  |  |
Disclosure of contingent liabilities in business combination [line items] |  |  |  |  |  |  |  |
Obligation under agreements |  |  |  |  |  |  | $ 1,670 |
Amount exercised under agreement |  |  |  |  |  |  | $ 11,900 |
USD [Member] | Qualified Supply Service Scheme [Member] |  |  |  |  |  |  |  |
Disclosure of contingent liabilities in business combination [line items] |  |  |  |  |  |  |  |
Estimated project cost |  |  | $ 1,850 |  |  |  |  |

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