Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Business combinations and capital reorganization - Additional Information (Details)

v3.23.1
Business combinations and capital reorganization - Additional Information (Details)
€ / shares in Units, $ / shares in Units, € in Thousands, $ in Thousands
12 Months Ended 21 Months Ended
Mar. 16, 2022
EUR (€)
€ / shares
shares
Mar. 16, 2022
USD ($)
shares
Mar. 15, 2022
Mar. 26, 2021
agreement
Dec. 31, 2022
EUR (€)
contract
Dec. 31, 2021
EUR (€)
shares
Dec. 31, 2020
EUR (€)
shares
Dec. 31, 2022
EUR (€)
Jul. 29, 2022
EUR (€)
Jun. 07, 2022
EUR (€)
agreement
shares
Mar. 16, 2022
USD ($)
$ / shares
shares
Jul. 28, 2021
Disclosure of detailed information about business combination [line items]                        
Percentage of voting interest sold 100.00%                   100.00%  
Conversion of debt to equity € 101,931                      
Warrant liabilities         € 1,296 € 0   € 1,296        
Value of shares issued in exchange € 87,597       87,597              
Share issue related cost         0 1,059 € 0          
Transaction costs         € 7,190 € 6,145            
Share Capital increase on conversion (in shares) | shares 235,935,061 235,935,061                    
Exchange with shares no cash contribution made (in shares) | shares 1,902,702         1,902,702 1,902,702       1,902,702  
Number of contracts obtained | contract         2              
Purchase Option To Acquire MOMA                        
Disclosure of detailed information about business combination [line items]                        
Number of option agreements entered into | agreement       2           2    
Consideration transferred                   € 0    
MOMA                        
Disclosure of detailed information about business combination [line items]                        
Percentage of acquired       8.50%           100.00%    
Cash and cash equivalents                   € 1,343    
Percentage of remaining share capital acquired upon exercising its option rights       49.50%                
Number of purchase and sale agreements entered into | agreement                   2    
Number of common stock shares acquired | shares                   159,995    
Cash consideration paid                 € 30,000 € 30,000    
Percent of total consideration                 50.00% 50.00%    
Consideration transferred                   € 59,986    
Trade and other receivables                   3,240    
Current tax liabilities                   (405)    
Revenue of acquiree since acquisition date               3,108        
Net profit               € (2,189)        
Revenues consolidated statements         € 136,015              
Net loss after tax         (302,605)              
Transaction cost         248              
MOMA | Trade receivables                        
Disclosure of detailed information about business combination [line items]                        
Trade and other receivables                   2,642    
Gross contractual amounts                   2,642    
Best estimate at acquisition date of not expected to be collected                   0    
MOMA | Other Receivables                        
Disclosure of detailed information about business combination [line items]                        
Trade and other receivables                   € 598    
Oury-Heintz Energie Applications SA (OHEA)                        
Disclosure of detailed information about business combination [line items]                        
Percentage of acquired       100.00%                
Mega-E                        
Disclosure of detailed information about business combination [line items]                        
Percentage of acquired                       100.00%
Consideration transferred € 10,594                      
Equity interest issued and issuable 9,456                      
Contingent consideration 1,138                      
General and administrative expenses                        
Disclosure of detailed information about business combination [line items]                        
Share-based payment expenses         € 158,714 € 0 € 0          
Spartan                        
Disclosure of detailed information about business combination [line items]                        
Cash held in trust 9,987                   $ 11,080  
Fair value of assets (liabilities) (71,117)                      
Cash and cash equivalents 10,079                      
Receivable balances 5,185                      
Warrant liabilities 42,253                      
Transaction costs capitalized € 44,128                      
Allego Holding                        
Disclosure of detailed information about business combination [line items]                        
Number of shares exchanged for shares in new company (in share) | shares 124 124                    
Mega-E Group | Subsidiaries Other Than GreenToWheel                        
Disclosure of detailed information about business combination [line items]                        
Interest in subsidiaries percentage     100.00%                  
Mega-E Group | GreenToWheel                        
Disclosure of detailed information about business combination [line items]                        
Interest in subsidiaries percentage     80.00%                  
Proportion of ownership interests held by non-controlling interests     20.00%                  
Oury-Heintz Energie Applications SA (OHEA) | Moma                        
Disclosure of detailed information about business combination [line items]                        
Interest in subsidiaries percentage       42.00%                
Combined Company                        
Disclosure of detailed information about business combination [line items]                        
Percentage of acquired 100.00%                   100.00%  
Business combination agreement gross proceeds received € 146,035 $ 161,080                    
Proceeds from PIPE offering through issuance of common stock € 136,048 $ 150,000                    
Common stock issued price per share (in EURO and USD per share) | (per share) € 9.07                   $ 10.00  
Percentage of voting interest retained 82.00%                   82.00%