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Related Party Transactions - Summary of Transactions Between Related Parties (Detail) - EUR (€) € in Thousands | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Disclosure of transactions between related parties [line items] |  |  |
Proceeds of shareholder loan | € 76,437 | € 85,712 | € 27,238
Repayments of shareholder loan | 108,286 | 43,104 | 37,606
Interest expenses | 9,365 | 3,858 | 1,185
Borrowings | 14,166 | 46,015 |
Other current liabilities | 2,020 | 5,059 |
Fosun International Limited [member] |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Proceeds of shareholder loan | 66,531 | 79,684 | 27,238
Repayments of shareholder loan | 106,418 | 42,642 | 34,392
Interest expenses | 8,355 | 3,754 | 1,185
Borrowings |  | 39,887 |
Other current liabilities | 26 | 4,514 |
Other current assets | 263 |  |
Shanghai Fosun High Technology (Group) Co., Ltd. [member] |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Proceeds of shareholder loan | 5,853 | 4,510 |
Repayments of shareholder loan | 177 | 385 | € 3,214
Interest expenses | 762 | 79 |
Consulting expenses |  | 263 |
Payments on behalf of the Group | 139 | 147 |
Borrowings | 10,363 | 4,687 |
Other current liabilities | 1,216 | 542 |
Shanghai Fosun High Technology Group Finance Co., Ltd. [member] |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Proceeds of shareholder loan | 4,053 | 1,518 |
Repayments of shareholder loan | 1,691 | 77 |
Interest expenses | 248 | 25 |
Borrowings | 3,803 | 1,441 |
Other current liabilities | 8 | 3 |
Shanghai Fosun Bund Property Co., Ltd. [member] |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Rental expenses | 1,201 | € 371 |
Other current liabilities | € 770 |  |

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