Registration statement for securities of certain foreign private issuers

Related-party transactions - Additional Information (Detail)

v3.22.1
Related-party transactions - Additional Information (Detail) - EUR (€)
€ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Jul. 28, 2021
Related Party Transactions [Line Items]        
Percentage of voting equity interests acquired 100.00%      
Share-based payment expenses € 89,636 € 2,450 € 0  
Mega E [Member]        
Related Party Transactions [Line Items]        
Percentage of voting equity interests acquired       100.00%
General and administrative Expenses [Member]        
Related Party Transactions [Line Items]        
Share-based payment expenses 89,636 2,450 0  
External Consulting Services [Member]        
Related Party Transactions [Line Items]        
Share-based payment expenses € 202,201 € 4,650 € 0