v3.22.0.1
Divestitures - Gain on Disposition (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Jan. 19, 2021
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]        
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal $ 1,684 $ 204 $ 0  
Not Discontinued Operations | Apparate USA LLC        
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]        
Derecognition of ATG Business' non-controlling interests 1,057     $ 1,100
Liability recognized for future obligations (315)     (315)
Disposal Group, Including Discontinued Operation, Consideration 2,019      
Disposal Group, Including Discontinued Operation, Net Assets (375)      
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal 1,644      
Aurora | Not Discontinued Operations        
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]        
Fair value of common shares received $ 1,277      
Aurora | Not Discontinued Operations | Apparate USA LLC        
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]        
Fair value of common shares received       $ 1,300