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Commitments and contingencies - Other commitments (Details) - Contractual obligations $ in Thousands | Dec. 31, 2021 USD ($)
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2022 |
Disclosure of other provisions [line items] |
Other commitments | $ 69,422
2023 |
Disclosure of other provisions [line items] |
Other commitments | 38,652
2024 |
Disclosure of other provisions [line items] |
Other commitments | 9,464
2025 |
Disclosure of other provisions [line items] |
Other commitments | 1,283
2026 |
Disclosure of other provisions [line items] |
Other commitments | 539
Thereafter |
Disclosure of other provisions [line items] |
Other commitments | $ 2,194

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