Consolidated Statements Of Operations - USD ($) shares in Thousands, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Income Statement [Abstract]
Net sales	$ 5,200	$ 4,057	$ 10,018	$ 8,235
Operating expenses:
Cost of sales	4,336	3,617	8,394	7,206
Selling, general and administrative	353	286	695	560
Amortization	59	38	118	75
Restructuring (Note 7)	42	19	53	41
Total operating expenses	4,790	3,960	9,260	7,882
Operating income (loss)	410	97	758	353
Interest expense	(72)	(56)	(139)	(99)
Other income (expense), net	11	(25)	10	(64)
Income before income taxes and equity loss	349	16	629	190
Income tax expense	(30)	(16)	(64)	(37)
Income before equity loss	319	0	565	153
Equity loss, net of tax	(73)	(72)	(155)	(135)
Net income (loss)	246	(72)	410	18
Net income (loss) attributable to noncontrolling interest	4	(27)	7	(26)
Net loss attributable to redeemable noncontrolling interest	0	0	(1)	0
Net income (loss) attributable to Aptiv	242	(45)	404	44
Mandatory convertible preferred share dividends (Note 12)	13	16	29	32
Net income (loss) attributable to ordinary shareholders	$ 229	$ (61)	$ 375	$ 12
Basic net income (loss) per share:
Basic net income (loss) per share attributable to ordinary shareholders	$ 0.84	$ (0.23)	$ 1.38	$ 0.04
Weighted average number of basic shares outstanding	272,690	270,930	271,860	270,860
Diluted net income (loss) per share (Note 12):
Diluted net income (loss) per share attributable to ordinary shareholders	$ 0.84	$ (0.23)	$ 1.38	$ 0.04
Weighted average number of diluted shares outstanding	272,770	270,930	271,970	271,110