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Share-based payment arrangements - Measurement of fair value narrative (Details) |  |  |  |  |  |  | 3 Months Ended | 12 Months Ended |  |
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Apr. 01, 2023 shares | Apr. 01, 2022 shares | Apr. 01, 2021 shares | Apr. 01, 2020 shares | Apr. 01, 2019 shares | Jan. 08, 2019 shares | Sep. 30, 2022 | Jun. 30, 2022 | Mar. 31, 2020 | Dec. 31, 2024 shares € / shares | Dec. 31, 2023 shares | Dec. 31, 2022 shares € / shares | Dec. 31, 2021 shares € / shares $ / shares | Dec. 31, 2019 tranche $ / shares | Dec. 31, 2020 € / shares | Dec. 31, 2018 € / shares
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Vesting period |  |  |  |  |  |  |  |  |  |  |  |  | 5 years |  |  |
Share price at grant date (in eur per share) | € / shares |  |  |  |  |  |  |  |  |  |  |  | € 0 | € 7.732 |  | € 7.732 |
Number of options granted (in shares) |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 |  |  |
Phantom stock units |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share price at grant date (in eur per share) | € / shares |  |  |  |  |  |  |  |  |  | € 15.69 |  |  |  |  |  |
Phantom stock units | Tranche 1 | Key management personnel of entity or parent |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Annual vesting percentage |  |  |  |  |  |  |  |  |  | 33.30% |  |  |  |  |  |
Phantom stock units | Tranche 2 | Key management personnel of entity or parent |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Annual vesting percentage |  |  |  |  |  |  |  |  |  | 33.30% |  |  |  |  |  |
Phantom stock units | Tranche 3 | Key management personnel of entity or parent |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Annual vesting percentage |  |  |  |  |  |  |  |  |  | 33.30% |  |  |  |  |  |
Long term incentive plan 2018 | Phantom stock units |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of phantom stocks outstanding (in shares) |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |
Share price at grant date (in eur per share) | € / shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | € 7.237
Long term incentive plan 2018 | Phantom stock units | Tranche 1 | Key management personnel of entity or parent |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Annual vesting percentage |  |  |  |  |  |  |  |  |  | 33.33% |  |  |  |  |  |
Vesting period |  |  |  |  |  |  |  |  |  | 2 years |  |  |  |  |  |
Long term incentive plan 2018 | Phantom stock units | Tranche 2 | Key management personnel of entity or parent |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Annual vesting percentage |  |  |  |  |  |  |  |  |  | 33.33% |  |  |  |  |  |
Vesting period |  |  |  |  |  |  |  |  |  | 3 years |  |  |  |  |  |
Long term incentive plan 2018 | Phantom stock units | Tranche 3 | Key management personnel of entity or parent |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Annual vesting percentage |  |  |  |  |  |  |  |  |  | 33.33% |  |  |  |  |  |
Vesting period |  |  |  |  |  |  |  |  |  | 4 years |  |  |  |  |  |
Transaction based incentive plan |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Vesting period |  |  |  |  |  |  |  |  |  |  |  |  |  | 5 years |  |
Transaction based incentive plan | Phantom stock units |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equity instruments granted (in shares) |  |  |  |  |  | 1,200,000 |  |  |  |  |  |  |  |  |  |
Transaction based incentive plan | Phantom stock units | Tranche 1 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Annual vesting percentage |  |  |  |  |  |  |  |  | 12.00% |  |  |  | 12.00% |  |  |
Target share price (in USD per share) | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  | € 12 |  |  |
Transaction based incentive plan | Phantom stock units | Tranche 2 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Annual vesting percentage |  |  |  |  |  |  |  | 19.00% |  |  |  |  | 16.00% |  |  |
Target share price (in USD per share) | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  | € 14 |  |  |
Transaction based incentive plan | Phantom stock units | Tranche 3 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Annual vesting percentage |  |  |  |  |  |  | 25.00% |  |  |  |  |  | 25.00% |  |  |
Target share price (in USD per share) | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  | € 16 |  |  |
Transaction based incentive plan | Phantom stock units | Tranche 4 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Annual vesting percentage |  |  |  |  |  |  | 44.00% |  |  |  |  |  | 44.00% |  |  |
Target share price (in USD per share) | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  | € 18 |  |  |
Long term incentive plan 2019 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of awards subject to relative total shareholder return |  |  |  |  |  |  |  |  |  | 75.00% |  |  |  |  |  |
Percentage of awards subject to absolute total shareholder return |  |  |  |  |  |  |  |  |  | 25.00% |  |  |  |  |  |
Long term incentive plan 2019 | Tranche 1 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of awards subject to relative total shareholder return |  |  |  |  |  |  |  |  |  | 25.00% |  |  |  |  |  |
Percentage of awards subject to absolute total shareholder return |  |  |  |  |  |  |  |  |  | 8.33% |  |  |  |  |  |
Long term incentive plan 2019 | Tranche 2 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of awards subject to relative total shareholder return |  |  |  |  |  |  |  |  |  | 25.00% |  |  |  |  |  |
Percentage of awards subject to absolute total shareholder return |  |  |  |  |  |  |  |  |  | 8.33% |  |  |  |  |  |
Long term incentive plan 2019 | Tranche 3 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of awards subject to relative total shareholder return |  |  |  |  |  |  |  |  |  | 25.00% |  |  |  |  |  |
Percentage of awards subject to absolute total shareholder return |  |  |  |  |  |  |  |  |  | 8.33% |  |  |  |  |  |
Long term incentive plan 2019 | Phantom stock units |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of tranches | tranche |  |  |  |  |  |  |  |  |  |  |  |  |  | 4 |  |
Equity instruments granted (in shares) |  |  |  |  |  | 1,200,000 |  |  |  | 0 |  |  |  |  |  |
Long term incentive plan 2019 | Phantom stock units | Tranche 1 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Annual vesting percentage |  |  |  |  |  |  |  |  | 12.00% |  |  |  |  | 12.00% |  |
Target share price (in USD per share) | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 12 |  |
Long term incentive plan 2019 | Phantom stock units | Tranche 2 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Annual vesting percentage |  |  |  |  |  |  |  |  |  |  |  |  |  | 19.00% |  |
Target share price (in USD per share) | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 14 |  |
Long term incentive plan 2019 | Phantom stock units | Tranche 3 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Annual vesting percentage |  |  |  |  |  |  |  |  |  |  |  |  |  | 25.00% |  |
Target share price (in USD per share) | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 16 |  |
Long term incentive plan 2019 | Phantom stock units | Tranche 4 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Annual vesting percentage |  |  |  |  |  |  |  |  |  |  |  |  |  | 44.00% |  |
Target share price (in USD per share) | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 18 |  |
Long term incentive plan 2019 | Restricted stock units |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Vesting period |  |  |  |  | 3 years |  |  |  |  | 3 years |  |  |  |  |  |
Number of options granted (in shares) |  |  |  |  | 152,346 |  |  |  |  |  |  |  |  |  |  |
Long term incentive plan 2019 | Restricted stock units | Key management personnel of entity or parent |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of options granted (in shares) |  |  |  |  | 152,346 |  |  |  |  |  |  |  |  |  |  |
Transaction based incentive plan 2019 | Phantom stock units | Tranche 2 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Annual vesting percentage |  |  |  |  |  |  |  | 19.00% |  |  |  |  |  |  |  |
Transaction based incentive plan 2019 | Phantom stock units | Tranche 3 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Annual vesting percentage |  |  |  |  |  |  | 25.00% |  |  |  |  |  |  |  |  |
Transaction based incentive plan 2019 | Phantom stock units | Tranche 4 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Annual vesting percentage |  |  |  |  |  |  | 44.00% |  |  |  |  |  |  |  |  |
Long term incentive plan 2021 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of awards subject to relative total shareholder return |  |  |  |  |  |  |  |  |  | 75.00% |  |  |  |  |  |
Percentage of awards subject to absolute total shareholder return |  |  |  |  |  |  |  |  |  | 25.00% |  |  |  |  |  |
Long term incentive plan 2021 | Restricted stock units |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Vesting period |  |  | 3 years |  |  |  |  |  |  | 3 years |  |  |  |  |  |
Vested awards (in shares) |  |  |  |  |  |  |  |  |  |  | 131,529 |  |  |  |  |
Long term incentive plan 2021 | Restricted stock units | Key management personnel of entity or parent |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of options granted (in shares) |  |  | 193,387 |  |  |  |  |  |  |  |  |  |  |  |  |
Long term incentive plan 2020 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of awards subject to relative total shareholder return |  |  |  |  |  |  |  |  |  | 75.00% |  |  |  |  |  |
Percentage of awards subject to absolute total shareholder return |  |  |  |  |  |  |  |  |  | 25.00% |  |  |  |  |  |
Long term incentive plan 2020 | Restricted stock units |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Vesting period |  |  |  | 3 years |  |  |  |  |  | 3 years |  |  |  |  |  |
Vested awards (in shares) |  |  |  |  |  |  |  |  |  |  | 88,127 |  |  |  |  |
Long term incentive plan 2020 | Restricted stock units | Key management personnel of entity or parent |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of options granted (in shares) |  |  |  | 144,392 |  |  |  |  |  |  |  |  |  |  |  |
Long term incentive plan 2022 | Restricted stock units |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Vesting period |  | 3 years |  |  |  |  |  |  |  |  |  |  |  |  |  |
Vested awards (in shares) |  |  |  |  |  |  |  |  |  |  | 110,730 |  |  |  |  |
Long term incentive plan 2022 | Restricted stock units | Key management personnel of entity or parent |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of options granted (in shares) |  | 163,022 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Long term incentive plan 2023 | Restricted stock units |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Vesting period |  | 3 years |  |  |  |  |  |  |  |  |  |  |  |  |  |
Vested awards (in shares) |  |  |  |  |  |  |  |  |  |  | 120,079 |  |  |  |  |
Long term incentive plan 2023 | Restricted stock units | Key management personnel of entity or parent |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of options granted (in shares) | 120,079 |  |  |  |  |  |  |  |  |  | 120,079 |  |  |  |  |

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