v2.4.0.8
Segment Reporting Reconciliation of Adjusted OI to Net Income (Details) (USD $)
In Millions, unless otherwise specified
 3 Months Ended 9 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Adjusted OI to Net Income Data [Line Items]        
Adjusted Operating Income $ 468 $ 428 $ 1,498 $ 1,372
Restructuring (47) (37) (124) (95)
Other acquisition-related costs (3) (4) (6) (10)
Asset impairments (4)   (7)  
Operating income 414 387 1,361 1,267
Interest expense (33) (34) (101) (106)
Other income (expense), net 5 4 (8) (25)
Income before income taxes and equity income 386 357 1,252 1,136
Income tax expense (63) (72) (200) (182)
Equity income, net of tax 2 8 20 26
Net income 325 293 1,072 980
Net income attributable to noncontrolling interest 20 22 65 66
Net income attributable to Delphi 305 271 1,007 914
Electrical / Electronic Architecture
        
Adjusted OI to Net Income Data [Line Items]        
Restructuring (24) (7) (50) (26)
Powertrain Systems
        
Adjusted OI to Net Income Data [Line Items]        
Restructuring (9) (8) (48) (20)
Electronics And Safety
        
Adjusted OI to Net Income Data [Line Items]        
Restructuring (13) (19) (22) (44)
Thermal Systems
        
Adjusted OI to Net Income Data [Line Items]        
Restructuring (1) (3) (4) (5)
Operating Segments [Member] | Electrical / Electronic Architecture
        
Adjusted OI to Net Income Data [Line Items]        
Adjusted Operating Income 254 248 825 745
Restructuring (24) (7) (50) (26)
Other acquisition-related costs (3) (4) (6) (10)
Asset impairments (1)   (2)  
Operating income 226 237 767 709
Equity income, net of tax 6 4 16 11
Net income attributable to noncontrolling interest 8 11 25 31
Operating Segments [Member] | Powertrain Systems
        
Adjusted OI to Net Income Data [Line Items]        
Adjusted Operating Income 118 94 375 354
Restructuring (9) (8) (48) (20)
Other acquisition-related costs 0 0 0 0
Asset impairments (1)   (1)  
Operating income 108 86 326 334
Equity income, net of tax 0 1 2 4
Net income attributable to noncontrolling interest 6 6 24 22
Operating Segments [Member] | Electronics And Safety
        
Adjusted OI to Net Income Data [Line Items]        
Adjusted Operating Income 84 81 256 242
Restructuring (13) (19) (22) (44)
Other acquisition-related costs 0 0 0 0
Asset impairments (2)   (4)  
Operating income 69 62 230 198
Equity income, net of tax 0 0 0 0
Net income attributable to noncontrolling interest 0 0 0 0
Operating Segments [Member] | Thermal Systems
        
Adjusted OI to Net Income Data [Line Items]        
Adjusted Operating Income 12 5 42 31
Restructuring (1) (3) (4) (5)
Other acquisition-related costs 0 0 0 0
Asset impairments 0   0  
Operating income 11 2 38 26
Equity income, net of tax 3 4 12 12
Net income attributable to noncontrolling interest 6 5 16 13
Intersegment Eliminations [Member] | Eliminations And Other [Member]
        
Adjusted OI to Net Income Data [Line Items]        
Adjusted Operating Income 0 [1] 0 [1] 0 [1] 0 [1]
Restructuring 0 0 0 0
Other acquisition-related costs 0 0 0 0
Asset impairments 0   0  
Operating income 0 [1] 0 [1] 0 [1] 0 [1]
Equity income, net of tax (7) [1] (1) [1] (10) [1] (1) [1]
Net income attributable to noncontrolling interest $ 0 [1] $ 0 [1] $ 0 [1] $ 0 [1]
[1] Eliminations and Other includes the elimination of inter-segment transactions.