Consolidated Statements Of Operations - USD ($)
shares in Thousands, $ in Millions
 3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2016
Jun. 30, 2016
Mar. 31, 2016
Dec. 31, 2015
Sep. 30, 2015
Jun. 30, 2015
Mar. 31, 2015
Sep. 30, 2016
Sep. 30, 2015
Dec. 31, 2015
Net sales $ 4,091       $ 3,631     $ 12,348 $ 11,286  
Operating expenses:                    
Cost of sales 3,256       2,862     9,869 8,994  
Selling, general and administrative 278       249     834 765  
Amortization 34       23     101 70  
Restructuring 63       36     252 69  
Total operating expenses 3,631       3,170     11,056 9,898  
Operating income 460       461     1,292 1,388  
Interest expense (41)       (30)     (123) (92)  
Other income (expense), net (66)       (11)     (64) (67)  
Income from continuing operations before income taxes and equity income 353       420     1,105 1,229  
Income tax expense (57)       (61)     (216) (202)  
Income from continuing operations before equity income 296       359     889 1,027  
Equity income, net of tax 10       5     23 10  
Income from continuing operations 306       364     912 1,037  
Income from discontinued operations, net of tax 0       54     108 277  
Net income 306       418     1,020 1,314  
Net income attributable to noncontrolling interest 13       14     44 56  
Net income attributable to Delphi 293       404     976 1,258  
Amounts attributable to Delphi:                    
Income from continuing operations 293       351     871 989  
Income from discontinued operations 0       53     105 269  
Net income attributable to Delphi $ 293       $ 404     $ 976 $ 1,258  
Basic net income per share:                    
Income from Continuing Operations, per basic share $ 1.08       $ 1.24     $ 3.18 $ 3.44  
Income from Discontinued Operations, per basic share 0.00       0.19     0.38 0.94  
Basic net income per share attributable to Delphi $ 1.08       $ 1.43     $ 3.56 $ 4.38  
Weighted average number of basic shares outstanding 272,190       282,970     273,910 287,180  
Diluted net income per share:                    
Income from Continuing Operations, per diluted share $ 1.07       $ 1.23     $ 3.18 $ 3.43  
Income from Discontinued Operations, per diluted share 0.00       0.19     0.38 0.93  
Diluted net income per share attributable to Delphi $ 1.07       $ 1.42     $ 3.56 $ 4.36  
Weighted average number of diluted shares outstanding 272,770       284,400     274,390 288,330  
Cash dividends declared per share $ 0.29 $ 0.29 $ 0.29 $ 0.25 $ 0.25 $ 0.25 $ 0.25 $ 0.87 $ 0.75 $ 1.00