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Related Party Transactions - Summary of Balances with Related Parties (Parenthetical) (Details) - EUR (€)
12 Months Ended
Dec. 31, 2021
Dec. 20, 2021
Disclosure of transactions between related parties [line items]    
Description of gift owed a Euro 1,500 special gift to each employee  
Value of gift owed   € 10,916,000
Face amount of one time gift owed to each employee   € 1,500