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Cost of Sales - Summary of Cost of Sales (Detail) - EUR (€) € in Thousands | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Disclosure Of Cost Of Sales [Abstract] |  |  |
Opening inventories | € 63,909 | € 69,685 | € 84,227
Purchases of raw materials | 161,625 | 105,643 | 122,728
Purchases of finished products | 23,169 | 15,161 | 16,477
Labour costs | 80,346 | 71,937 | 86,209
Depreciation and amortisation | 7,895 | 10,144 | 11,709
Third party manufacturers costs | 2,172 | 2,829 | 3,919
Other manufacturing costs | 15,922 | 14,853 | 17,810
Government grants related to PPE | (1,252) | (1,192) | (1,463)
Closing inventories | (80,211) | (63,909) | (69,685)
Total | € 273,575 | € 225,151 | € 271,931

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