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Disclosure on individual items of the consolidated financial statements (Details)
 1 Months Ended 12 Months Ended
Apr. 01, 2022
EUR (€)
Jan. 01, 2021
USD ($)
shares
Jan. 26, 2021
shares
Dec. 31, 2022
EUR (€)
shares
Dec. 31, 2022
USD ($)
shares
Dec. 31, 2021
EUR (€)
shares
Dec. 31, 2021
USD ($)
$ / shares
shares
Dec. 31, 2020
EUR (€)
shares
Dec. 31, 2019
Dec. 31, 2022
USD ($)
Dec. 31, 2021
USD ($)
Dec. 22, 2021
$ / shares
Jan. 27, 2021
$ / shares
Disclosure on individual items of the consolidated financial statements (Details) [Line Items]                          
Revenues generated       73.90% 73.90%                
Percentage of geographical region           72.10% 72.10% 99.20%          
Revenue from contracts with customers       € 26,430,000   € 33,035,000   € 47,370,000          
Personnel expenses include expenses for stock compensation         42,000   105,000          
Research and development expense       1,701,000   2,012,000   749,000          
Capitalized development cost       7,406,000   3,904,000   5,470,000          
Amortization development cost       2,458,000   2,249,000   647,000          
Cost refunds       492,000   174,000   119,000          
Government grants amount           4,381,000   4,282,000   $ 4,615,000      
Grants had not yet been paid       € 354,000   96,000   13,000          
Public and private warrant liabilities         $ 10,329,000 0   0          
Foreign currency gains               9,928,000          
Company share (in Dollars per share) | $ / shares                       $ 9.77 $ 0.0001
Description of reconciliation of the effective tax rate       The entity’s tax rate of 29,48% combines a corporate tax rate of 15%, a solidarity surcharge thereon of 5.5% and a trade tax rate of 13,65%. The entity’s tax rate of 29,48% combines a corporate tax rate of 15%, a solidarity surcharge thereon of 5.5% and a trade tax rate of 13,65%.                
Loss attributable to shareholders       € 18,906,000   € 87,640,000   € 10,280,000          
Weighted average number, basic (in Shares) | shares       49,005,000 49,005,000 25,344,000 25,344,000 32,000          
Effect shares (in Shares) | shares   32,039,000                      
Intangible asset useful life       5 years 5 years                
Carrying amount       € 4,580,000   € 5,552,000              
Total cash outflow       € 828,000   569,000   € 454,000          
Convertible loan granted € 5,000,000                        
Loan interest rate       6.00%           6.00%      
Due date       Mar. 31, 2027 Mar. 31, 2027                
Loan balance       € 3,221,000   1,944,000              
Accrued interest       63,000   0              
Expected credit loss       85,000   0              
Rental expense       137,000   102,000              
cash deposit       34,441,000   101,813,000              
Advanced payments made       2,113,000   656,000              
Cash at banks includes restricted cash       € 12,042,000   € 0              
Description of shareholders       The shareholders of EUSG II (formerly EUSG), who decided not to redeem their shares, received 4,870,815 shares in ADSE Holdco with a nominal value of USD 0.0001 resulting in share capital of EUR 431. To effectuate the merger of ADSE Holdco with ADSE GM additional 24,683,333 were issued to the equity holders of ADSE GM with a nominal value of USD 0.0001 resulting in an increase of share capital by EUR 2,184. As part of the PIPE investment additional 15.6 million shares with a nominal value of USD 0.0001 were issued resulting in an increase in share capital by EUR 1,380. As of December 31, 2021, following the merger and capital reorganization ADSE Holdco had 48,807,898 shares in issue. The shareholders of EUSG II (formerly EUSG), who decided not to redeem their shares, received 4,870,815 shares in ADSE Holdco with a nominal value of USD 0.0001 resulting in share capital of EUR 431. To effectuate the merger of ADSE Holdco with ADSE GM additional 24,683,333 were issued to the equity holders of ADSE GM with a nominal value of USD 0.0001 resulting in an increase of share capital by EUR 2,184. As part of the PIPE investment additional 15.6 million shares with a nominal value of USD 0.0001 were issued resulting in an increase in share capital by EUR 1,380. As of December 31, 2021, following the merger and capital reorganization ADSE Holdco had 48,807,898 shares in issue.                
Description of capital reorganization           Following the merger with ADSE GM in 2021, which is accounted for as a capital reorganization, the subscribed capital of ADSE GM amounting to EUR 32,039 was reclassified to capital reserves. As part of the capital reorganization, accumulated losses and public warrant liability of EUSG amounting to EUR 16.8 million were deducted from capital reserves. Furthermore, capital reserves include EUR 43.1 million additional paid-in capital for the remaining 4,870,815 EUSG shares after redemptions and the excess of fair value of issued shares over net assets assumed as part of the merger amounting to EUR 58.5 million. Capital reserves are reduced by transaction costs amounting to EUR 11.0 million and payments for acquisition of a shareholding of an existing ADSE GM shareholder amounting to EUR 20 million. Moreover, the difference between the cash received and the nominal value of 15.6 million shares issued to the PIPE investors amounting to EUR 138.0 million is recorded within capital reserves. Following the merger with ADSE GM in 2021, which is accounted for as a capital reorganization, the subscribed capital of ADSE GM amounting to EUR 32,039 was reclassified to capital reserves. As part of the capital reorganization, accumulated losses and public warrant liability of EUSG amounting to EUR 16.8 million were deducted from capital reserves. Furthermore, capital reserves include EUR 43.1 million additional paid-in capital for the remaining 4,870,815 EUSG shares after redemptions and the excess of fair value of issued shares over net assets assumed as part of the merger amounting to EUR 58.5 million. Capital reserves are reduced by transaction costs amounting to EUR 11.0 million and payments for acquisition of a shareholding of an existing ADSE GM shareholder amounting to EUR 20 million. Moreover, the difference between the cash received and the nominal value of 15.6 million shares issued to the PIPE investors amounting to EUR 138.0 million is recorded within capital reserves.            
Share price (in Shares) | shares           32,039 32,039            
Ordinary shares (in Shares) | shares           24,683,333 24,683,333            
Share capital amounts       € 4,000   € 4,000   € 32,000          
Warrant liabilities       € 2,439,000             $ 12,767,000    
Public warrants (in Shares) | shares       7,187,500 7,187,500                
Private warrants (in Shares) | shares       4,375,000 4,375,000                
Lender warrants in issue (in Shares) | shares           100,000 100,000            
ordinary share (in Dollars per share) | $ / shares             $ 11.5            
Share price (in Dollars per share) | $ / shares             18            
Public warrants (in Dollars per share) | $ / shares             $ 0.01            
Dividend Percentage       0.00% 0.00%                
Trade payable related parties       € 10,012,000   € 6,643,000              
Loans and borrowings       € 0                  
Total contribution           7,522,000              
Subscribed capital           7,522,000              
Interest rate       5.96% 5.96%                
Equity holders           € 25,300,000              
Fair value description       For all 331,250 RSUs granted on March 04, 2022, the grant date fair value is USD 8.40. For 11,600 RSUs granted on March 31, 2022, to an external consultant, the grant date fair value is USD 8.62. For all 331,250 RSUs granted on March 04, 2022, the grant date fair value is USD 8.40. For 11,600 RSUs granted on March 31, 2022, to an external consultant, the grant date fair value is USD 8.62.                
Weighted-average fair value (in Dollars) | $                   $ 8,410      
Remaining contractual lifetime           1 year 9 months 18 days 1 year 9 months 18 days            
Average expected percentage               0.00%          
Increase in equity       € 1,370,000   € 10,000              
Payroll taxes decrease | $         $ 27,609,000   $ 0            
Shareholder loans       1,370,000   10,000   € 0          
Exercise price (in Dollars) | $         $ 10,000                
Non-current lending to customer amount       1,397,000   0              
Financial assets recognized       171,000   2,020,000   9,000          
Cash and cash equivalents comprise cash       34,441,000   101,813,000              
Balances with banks       34,440,000   101,812,000              
Currency risks amount           € 101,729   € 10,087,000          
Foreign currencies           94.00% 94.00% 87.00% 99.00%        
Depreciated percentage           10.00% 10.00% 10.00%          
IPO [Member]                          
Disclosure on individual items of the consolidated financial statements (Details) [Line Items]                          
Public warrants (in Shares) | shares     6,250,000                    
Over-Allotment Options [Member]                          
Disclosure on individual items of the consolidated financial statements (Details) [Line Items]                          
Warrants shares issued (in Shares) | shares           937,500 937,500            
Sponsor [Member]                          
Disclosure on individual items of the consolidated financial statements (Details) [Line Items]                          
Private warrants (in Shares) | shares           4,375,000 4,375,000            
Customers [member]                          
Disclosure on individual items of the consolidated financial statements (Details) [Line Items]                          
Revenue from contracts with customers       8,879,000   € 2,721,000   € 3,325,000          
ADSE [Member]                          
Disclosure on individual items of the consolidated financial statements (Details) [Line Items]                          
Personnel expenses include expenses for stock compensation       2,770,000   10,000   0          
Ordinary shares (in Dollars) | $   $ 24,683,333,000                      
Carrying amount       3,199,000   1,944,000              
Warrant liabilities       2,439,000                  
Increase in equity       1,397,000   0              
Payroll taxes decrease       77,000   0              
Net increase in equity       1,293,000   10,000              
Other Operating Income [Member]                          
Disclosure on individual items of the consolidated financial statements (Details) [Line Items]                          
Cost refunds       492,000   174,000   € 119,000          
ADS-TEC Energy [Member]                          
Disclosure on individual items of the consolidated financial statements (Details) [Line Items]                          
Weighted average number, diluted (in Shares) | shares               48,809,000          
DC-CBX [Member]                          
Disclosure on individual items of the consolidated financial statements (Details) [Line Items]                          
Carrying amount               € 6,021,000     7,298,000    
CPT [Member]                          
Disclosure on individual items of the consolidated financial statements (Details) [Line Items]                          
Carrying amount       8,334,000   2,204,000              
Swiss tax [Member]                          
Disclosure on individual items of the consolidated financial statements (Details) [Line Items]                          
cash deposit       37,000   37,000              
VAT [Member]                          
Disclosure on individual items of the consolidated financial statements (Details) [Line Items]                          
Advanced payments made       1,000   2,751,000              
ads-tec Industrial IT GmbH [Member]                          
Disclosure on individual items of the consolidated financial statements (Details) [Line Items]                          
Trade payable related parties       1,230,000   12,000              
Dresden GmbH [Member]                          
Disclosure on individual items of the consolidated financial statements (Details) [Line Items]                          
Trade payable related parties       505,000   838,000              
ads-tec Dresden GmbH [Member]                          
Disclosure on individual items of the consolidated financial statements (Details) [Line Items]                          
Trade payable related parties       28,000   1,199,000              
ads-tec Engineering GmbH [Member]                          
Disclosure on individual items of the consolidated financial statements (Details) [Line Items]                          
Trade payable related parties       45,000             $ 393,000    
ADSH [Member]                          
Disclosure on individual items of the consolidated financial statements (Details) [Line Items]                          
Equity holders           17,900,000              
Top of range [member]                          
Disclosure on individual items of the consolidated financial statements (Details) [Line Items]                          
Charging revenues       19,506,000   21,118,000   40,477,000          
Commercial and industrial revenues       € 4,311,000   4,453,000   2,533,000          
Lease maturity runs       10 years 10 years                
Interest rate       5.00% 5.00%                
Average expected fluctuation       5.00% 5.00%                
Bottom of range [member]                          
Disclosure on individual items of the consolidated financial statements (Details) [Line Items]                          
Charging revenues       € 0   2,603,000   37,000          
Commercial and industrial revenues       € 152,000   € 1,881,000   € 2,939,000          
Lease maturity runs       1 year 1 year                
Average expected fluctuation       0.00% 0.00%