Post-effective amendment to a registration statement that is not immediately effective upon filing

Intangible assets - Summary of Movements in Intangible Assets (Detail)

v3.22.2.2
Intangible assets - Summary of Movements in Intangible Assets (Detail) - EUR (€)
€ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Jun. 30, 2022
Dec. 31, 2019
Disclosure of detailed information about intangible assets [line items]        
Intangible assets other than goodwill € 8,333 € 4,010 € 23,645 € 4,960
Additions 7,043 2,787    
Disposals 0 0    
Amortization (2,720) (3,737)    
Amortization of disposals 0 0    
Impairments 0 0    
Reclassifications 0 0    
Software [Member]        
Disclosure of detailed information about intangible assets [line items]        
Intangible assets other than goodwill 4,135 198   371
Additions 4,034 160    
Disposals 0 0    
Amortization (97) (333)    
Amortization of disposals 0 0    
Impairments 0 0    
Reclassifications 0 0    
Internally developed software [Member]        
Disclosure of detailed information about intangible assets [line items]        
Intangible assets other than goodwill 4,198 3,812   4,589
Additions 3,009 2,627    
Disposals 0 0    
Amortization (2,623) (3,404)    
Amortization of disposals 0 0    
Impairments 0 0    
Reclassifications 0 0    
Gross carrying amount [member]        
Disclosure of detailed information about intangible assets [line items]        
Intangible assets other than goodwill 18,017 10,974   8,187
Gross carrying amount [member] | Software [Member]        
Disclosure of detailed information about intangible assets [line items]        
Intangible assets other than goodwill 5,206 1,172   1,012
Gross carrying amount [member] | Internally developed software [Member]        
Disclosure of detailed information about intangible assets [line items]        
Intangible assets other than goodwill 12,811 9,802   7,175
Accumulated impairment [member]        
Disclosure of detailed information about intangible assets [line items]        
Intangible assets other than goodwill (9,684) (6,964)   (3,227)
Accumulated impairment [member] | Software [Member]        
Disclosure of detailed information about intangible assets [line items]        
Intangible assets other than goodwill (1,071) (974)   (641)
Accumulated impairment [member] | Internally developed software [Member]        
Disclosure of detailed information about intangible assets [line items]        
Intangible assets other than goodwill € (8,613) € (5,990)   € (2,586)