XML 34 R48.htm IDEA: XBRL DOCUMENT v3.19.3
Revenue - Major Source (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Disaggregation of Revenue [Line Items]        
Total net sales and revenue (Note 2) $ 35,473 $ 35,791 $ 106,411 $ 108,650
Operating Segments [Member] | Cruise [Member]        
Disaggregation of Revenue [Line Items]        
Automotive net sales and revenue 25   75  
Total net sales and revenue (Note 2) 25 0 75 0
Operating Segments [Member] | GM Financial [Member]        
Disaggregation of Revenue [Line Items]        
Leased vehicle income 2,515 2,501 7,536 7,445
Finance charge income 1,043 917 3,038 2,667
Other income 101 100 344 305
Total net sales and revenue (Note 2) 3,659 3,518 10,918 10,417
Eliminations/ Reclassifications [Member]        
Disaggregation of Revenue [Line Items]        
Automotive net sales and revenue (25) (12) (75) (70)
Leased vehicle income 0 0 0 0
Finance charge income (2) (2) (6) (5)
Other income (1) (1) (4) (4)
Total net sales and revenue (Note 2) (28) (15) (85) (79)
Automotive [Member]        
Disaggregation of Revenue [Line Items]        
Automotive net sales and revenue 31,817 32,276 95,503 98,242
Automotive [Member] | Operating Segments [Member]        
Disaggregation of Revenue [Line Items]        
Automotive net sales and revenue 31,817 32,288 95,503 98,312
Total net sales and revenue (Note 2) 31,817 32,288 95,503 98,312
Automotive [Member] | Operating Segments [Member] | GMNA [Member]        
Disaggregation of Revenue [Line Items]        
Automotive net sales and revenue 27,971 27,650 83,660 83,969
Total net sales and revenue (Note 2) 27,971 27,650 83,660 83,969
Automotive [Member] | Operating Segments [Member] | GMI [Member]        
Disaggregation of Revenue [Line Items]        
Automotive net sales and revenue 3,794 4,582 11,691 14,188
Total net sales and revenue (Note 2) 3,794 4,582 11,691 14,188
Automotive [Member] | Corporate [Member]        
Disaggregation of Revenue [Line Items]        
Automotive net sales and revenue 52 56 152 155
Total net sales and revenue (Note 2) 52 56 152 155
GM Financial [Member]        
Disaggregation of Revenue [Line Items]        
Leased vehicle income 2,515 2,501 7,536 7,445
Finance charge income 1,041 915 3,032 2,662
Other income 100 99 340 301
Total net sales and revenue (Note 2) 3,656 3,515 10,908 10,408
GM Financial [Member] | Eliminations/ Reclassifications [Member]        
Disaggregation of Revenue [Line Items]        
Total net sales and revenue (Note 2) (3) (3) (10) (9)
Vehicles and Parts [Member] | Eliminations/ Reclassifications [Member]        
Disaggregation of Revenue [Line Items]        
Automotive net sales and revenue 0 (11) 0 (36)
Vehicles and Parts [Member] | Automotive [Member]        
Disaggregation of Revenue [Line Items]        
Automotive net sales and revenue 30,344 30,490 90,593 92,325
Vehicles and Parts [Member] | Automotive [Member] | Operating Segments [Member]        
Disaggregation of Revenue [Line Items]        
Automotive net sales and revenue 30,344 30,501 90,593 92,361
Vehicles and Parts [Member] | Automotive [Member] | Operating Segments [Member] | GMNA [Member]        
Disaggregation of Revenue [Line Items]        
Automotive net sales and revenue 26,825 26,273 79,763 79,029
Vehicles and Parts [Member] | Automotive [Member] | Operating Segments [Member] | GMI [Member]        
Disaggregation of Revenue [Line Items]        
Automotive net sales and revenue 3,519 4,226 10,830 13,320
Vehicles and Parts [Member] | Automotive [Member] | Corporate [Member]        
Disaggregation of Revenue [Line Items]        
Automotive net sales and revenue 0 2 0 12
Used Vehicles [Member] | Eliminations/ Reclassifications [Member]        
Disaggregation of Revenue [Line Items]        
Automotive net sales and revenue 0 (1) 0 (34)
Used Vehicles [Member] | Automotive [Member]        
Disaggregation of Revenue [Line Items]        
Automotive net sales and revenue 376 604 1,644 2,610
Used Vehicles [Member] | Automotive [Member] | Operating Segments [Member]        
Disaggregation of Revenue [Line Items]        
Automotive net sales and revenue 376 605 1,644 2,644
Used Vehicles [Member] | Automotive [Member] | Operating Segments [Member] | GMNA [Member]        
Disaggregation of Revenue [Line Items]        
Automotive net sales and revenue 345 582 1,549 2,506
Used Vehicles [Member] | Automotive [Member] | Operating Segments [Member] | GMI [Member]        
Disaggregation of Revenue [Line Items]        
Automotive net sales and revenue 31 23 95 138
Used Vehicles [Member] | Automotive [Member] | Corporate [Member]        
Disaggregation of Revenue [Line Items]        
Automotive net sales and revenue 0 0 0 0
Services and Other [Member] | Operating Segments [Member] | Cruise [Member]        
Disaggregation of Revenue [Line Items]        
Automotive net sales and revenue 25   75  
Services and Other [Member] | Eliminations/ Reclassifications [Member]        
Disaggregation of Revenue [Line Items]        
Automotive net sales and revenue (25) 0 (75) 0
Services and Other [Member] | Automotive [Member]        
Disaggregation of Revenue [Line Items]        
Automotive net sales and revenue 1,097 1,182 3,266 3,307
Services and Other [Member] | Automotive [Member] | Operating Segments [Member]        
Disaggregation of Revenue [Line Items]        
Automotive net sales and revenue 1,097 1,182 3,266 3,307
Services and Other [Member] | Automotive [Member] | Operating Segments [Member] | GMNA [Member]        
Disaggregation of Revenue [Line Items]        
Automotive net sales and revenue 801 795 2,348 2,434
Services and Other [Member] | Automotive [Member] | Operating Segments [Member] | GMI [Member]        
Disaggregation of Revenue [Line Items]        
Automotive net sales and revenue 244 333 766 730
Services and Other [Member] | Automotive [Member] | Corporate [Member]        
Disaggregation of Revenue [Line Items]        
Automotive net sales and revenue $ 52 $ 54 $ 152 $ 143