Commitments And Contingencies Brazil Matters (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2016	Dec. 31, 2015
Loss Contingencies [Line Items]
Loss contingency accrual	$ 300	$ 0
Brazil
Loss Contingencies [Line Items]
Brazil Loss Contingency, Claims asserted against Delphi	185
Loss contingency accrual	30
Minimum \| Brazil
Loss Contingencies [Line Items]
Range of Possible Loss, Portion Not Accrued	0
Maximum \| Brazil
Loss Contingencies [Line Items]
Range of Possible Loss, Portion Not Accrued	$ 155

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The value (monetary amount) of the award the plaintiff seeks in the legal matter.

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The difference between the maximum amount of estimated loss and the amount recorded as of the balance sheet date.

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