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v3.19.1

Derivative financial instruments - Schedule of Forward Contracts, Fuel Oil, Gas Oil and Diesel (Details) - Forward contracts l in Thousands | Dec. 31, 2018 $ / l l
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2019 | Forward – fuel oil: |
Disclosure of detailed information about financial instruments [line items] |
Forward fuel contracts | l | 35,800
Average price per litre (in usd per litre) | $ / l | 0.32
2019 | Forward – gas oil: |
Disclosure of detailed information about financial instruments [line items] |
Forward fuel contracts | l | 19,383
Average price per litre (in usd per litre) | $ / l | 0.43
2019 | Forward – diesel: |
Disclosure of detailed information about financial instruments [line items] |
Forward fuel contracts | l | 2,856
Average price per litre (in usd per litre) | $ / l | 0.50
2020 | Forward – fuel oil: |
Disclosure of detailed information about financial instruments [line items] |
Forward fuel contracts | l | 16,438
Average price per litre (in usd per litre) | $ / l | 0.33
2020 | Forward – gas oil: |
Disclosure of detailed information about financial instruments [line items] |
Forward fuel contracts | l | 7,598
Average price per litre (in usd per litre) | $ / l | 0.51
2020 | Forward – diesel: |
Disclosure of detailed information about financial instruments [line items] |
Forward fuel contracts | l | 1,599
Average price per litre (in usd per litre) | $ / l | 0.57
Total | Forward – fuel oil: |
Disclosure of detailed information about financial instruments [line items] |
Forward fuel contracts | l | 52,238
Average price per litre (in usd per litre) | $ / l | 0.32
Total | Forward – gas oil: |
Disclosure of detailed information about financial instruments [line items] |
Forward fuel contracts | l | 26,981
Average price per litre (in usd per litre) | $ / l | 0.45
Total | Forward – diesel: |
Disclosure of detailed information about financial instruments [line items] |
Forward fuel contracts | l | 4,455
Average price per litre (in usd per litre) | $ / l | 0.53

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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table. + References No definition available. + Details
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- Details
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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
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Period Type: |

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- Details
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