Reconciliation for the change in disclosure of key figures for the prior-year in the 2021 financial year
millions of €  | 
            
  | 
            
  | 
            
  | 
            
  | 
            
  | 
            
  | 
            
  | 
        
|---|---|---|---|---|---|---|---|
  | 
            Total revenue  | 
            Profit (loss) from operations (EBIT)  | 
            EBITDA AL (adjusted for special factors)  | 
            Depreciation and amortization  | 
            Impairment losses  | 
            Segment assets  | 
            Segment liabilities  | 
        
2020/December 31, 2020   | 
            
  | 
            
  | 
            
  | 
            
  | 
            
  | 
            
  | 
            
  | 
        
Germany  | 
            23,779  | 
            4,085  | 
            9,231  | 
            (4,435)  | 
            (5)  | 
            45,015  | 
            32,680  | 
        
United States  | 
            61,208  | 
            9,187  | 
            20,997  | 
            (15,574)  | 
            (91)  | 
            176,765  | 
            117,681  | 
        
Europe  | 
            11,335  | 
            1,278  | 
            3,910  | 
            (2,648)  | 
            (227)  | 
            27,034  | 
            9,172  | 
        
Systems Solutions  | 
            4,178  | 
            (650)  | 
            235  | 
            (360)  | 
            (430)  | 
            4,190  | 
            3,798  | 
        
Group Development  | 
            2,883  | 
            562  | 
            1,101  | 
            (780)  | 
            0  | 
            9,212  | 
            11,220  | 
        
Group Headquarters & Group Services  | 
            2,556  | 
            (1,655)  | 
            (429)  | 
            (1,259)  | 
            (45)  | 
            48,047  | 
            63,188  | 
        
Total  | 
            105,939  | 
            12,807  | 
            35,045  | 
            (25,057)  | 
            (798)  | 
            310,263  | 
            237,739  | 
        
Reconciliation  | 
            (4,941)  | 
            (3)  | 
            (28)  | 
            26  | 
            0  | 
            (45,346)  | 
            (45,372)  | 
        
Group  | 
            100,999  | 
            12,804  | 
            35,017  | 
            (25,031)  | 
            (798)  | 
            264,917  | 
            192,367  | 
        
2020/December 31, 2020   | 
            
  | 
            
  | 
            
  | 
            
  | 
            
  | 
            
  | 
            
  | 
        
Germany  | 
            11  | 
            (115)  | 
            (43)  | 
            (18)  | 
            (53)  | 
            99  | 
            45  | 
        
United States  | 
            0  | 
            0  | 
            0  | 
            0  | 
            0  | 
            0  | 
            0  | 
        
Europe  | 
            0  | 
            0  | 
            0  | 
            0  | 
            0  | 
            0  | 
            0  | 
        
Systems Solutions  | 
            (19)  | 
            116  | 
            44  | 
            17  | 
            53  | 
            (96)  | 
            (44)  | 
        
Group Development  | 
            0  | 
            0  | 
            0  | 
            0  | 
            0  | 
            0  | 
            0  | 
        
Group Headquarters & Group Services  | 
            0  | 
            0  | 
            0  | 
            0  | 
            0  | 
            0  | 
            0  | 
        
Total  | 
            (8)  | 
            1  | 
            0  | 
            0  | 
            0  | 
            3  | 
            1  | 
        
Reconciliation  | 
            9  | 
            (1)  | 
            0  | 
            0  | 
            0  | 
            (3)  | 
            (1)  | 
        
Group  | 
            0  | 
            0  | 
            0  | 
            0  | 
            0  | 
            0  | 
            0  | 
        
2020/December 31, 2020   | 
            
  | 
            
  | 
            
  | 
            
  | 
            
  | 
            
  | 
            
  | 
        
Germany  | 
            23,790  | 
            3,970  | 
            9,188  | 
            (4,453)  | 
            (58)  | 
            45,114  | 
            32,725  | 
        
United States  | 
            61,208  | 
            9,187  | 
            20,997  | 
            (15,574)  | 
            (91)  | 
            176,765  | 
            117,681  | 
        
Europe  | 
            11,335  | 
            1,278  | 
            3,910  | 
            (2,648)  | 
            (227)  | 
            27,034  | 
            9,172  | 
        
Systems Solutions  | 
            4,159  | 
            (534)  | 
            279  | 
            (343)  | 
            (377)  | 
            4,094  | 
            3,754  | 
        
Group Development  | 
            2,883  | 
            562  | 
            1,101  | 
            (780)  | 
            0  | 
            9,212  | 
            11,220  | 
        
Group Headquarters & Group Services  | 
            2,556  | 
            (1,655)  | 
            (429)  | 
            (1,259)  | 
            (45)  | 
            48,047  | 
            63,188  | 
        
Total  | 
            105,931  | 
            12,808  | 
            35,045  | 
            (25,057)  | 
            (798)  | 
            310,266  | 
            237,740  | 
        
Reconciliation  | 
            (4,932)  | 
            (4)  | 
            (28)  | 
            26  | 
            0  | 
            (45,349)  | 
            (45,373)  | 
        
Group  | 
            100,999  | 
            12,804  | 
            35,017  | 
            (25,031)  | 
            (798)  | 
            264,917  | 
            192,367  |