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Contingencies and restrictions (Details 1) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2017 | Dec. 31, 2016
Disclosure of contingent liabilities [line items] |  |
Grantor obligations | $ 12,103 | $ 7,386
Ferosor Agricola S.A. [Member] |  |
Disclosure of contingent liabilities [line items] |  |
Name of grantor | Ferosor Agrícola S.A. |
Relationship with grantor | Unrelated third party |
Grantor obligations | $ 4,067 | 0
Tattersall Agroinsumos S.A. [Member] |  |
Disclosure of contingent liabilities [line items] |  |
Name of grantor | Tattersall Agroinsumos S.A. |
Relationship with grantor | Unrelated third party |
Grantor obligations | $ 2,000 | 2,000
Contador Frutos S.A. [Member] |  |
Disclosure of contingent liabilities [line items] |  |
Name of grantor | Contador Frutos S.A. |
Relationship with grantor | Unrelated third party |
Grantor obligations | $ 1,743 | 1,574
Agricola Lobert Ltda. [Member] |  |
Disclosure of contingent liabilities [line items] |  |
Name of grantor | Agrícola Lobert Ltda. |
Relationship with grantor | Unrelated third party |
Grantor obligations | $ 1,264 | 1,141
Covepa SPA [Member] |  |
Disclosure of contingent liabilities [line items] |  |
Name of grantor | Covepa SPA |
Relationship with grantor | Unrelated third party |
Grantor obligations | $ 813 | 747
Johannes Epple Davanzo [Member] |  |
Disclosure of contingent liabilities [line items] |  |
Name of grantor | Johannes Epple Davanzo |
Relationship with grantor | Unrelated third party |
Grantor obligations | $ 363 | 333
Hortofruticola La Serena [Member] |  |
Disclosure of contingent liabilities [line items] |  |
Name of grantor | Hortofrutícola La Serena |
Relationship with grantor | Unrelated third party |
Grantor obligations | $ 323 | 291
Juan Luis Gaete Chesta [Member] |  |
Disclosure of contingent liabilities [line items] |  |
Name of grantor | Juan Luis Gaete Chesta |
Relationship with grantor | Unrelated third party |
Grantor obligations | $ 262 | 241
Arena Fertilizantes y Semillas [Member] |  |
Disclosure of contingent liabilities [line items] |  |
Name of grantor | Arena Fertilizantes y Semillas |
Relationship with grantor | Unrelated third party |
Grantor obligations | $ 244 | 224
Vicente Oyarce Castro [Member] |  |
Disclosure of contingent liabilities [line items] |  |
Name of grantor | Vicente Oyarce Castro |
Relationship with grantor | Unrelated third party |
Grantor obligations | $ 244 | 220
Soc. Agrocom. Julio Polanco [Member] |  |
Disclosure of contingent liabilities [line items] |  |
Name of grantor | Soc. Agrocom. Julio Polanco |
Relationship with grantor | Unrelated third party |
Grantor obligations | $ 163 | 149
Bernardo Guzman Schmidt [Member] |  |
Disclosure of contingent liabilities [line items] |  |
Name of grantor | Bernardo Guzmán Schmidt |
Relationship with grantor | Unrelated third party |
Grantor obligations | $ 138 | 125
Gilberto Rivas Y Cia. Ltda. [Member] |  |
Disclosure of contingent liabilities [line items] |  |
Name of grantor | Gilberto Rivas Y Cia. Ltda. |
Relationship with grantor | Unrelated third party |
Grantor obligations | $ 138 | 125
Lemp Martin Julian [Member] |  |
Disclosure of contingent liabilities [line items] |  |
Name of grantor | Lemp Martin Julian |
Relationship with grantor | Unrelated third party |
Grantor obligations | $ 124 | 111
Comercial Agrosal Ltda. [Member] |  |
Disclosure of contingent liabilities [line items] |  |
Name of grantor | Comercial Agrosal Ltda. |
Relationship with grantor | Unrelated third party |
Grantor obligations | $ 116 | 105
Soc. Comercial el Mimbral [Member] |  |
Disclosure of contingent liabilities [line items] |  |
Name of grantor | Soc. Comercial el Mimbral |
Relationship with grantor | Unrelated third party |
Grantor obligations | $ 101 | $ 0

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