Consolidated Statements Of Operations - USD ($) shares in Thousands, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Income Statement [Abstract]
Net sales	$ 5,114	$ 4,614	$ 15,132	$ 12,849
Operating expenses:
Cost of sales	4,221	3,821	12,615	11,027
Selling, general and administrative	360	275	1,055	835
Amortization	59	37	177	112
Restructuring (Note 7)	28	11	81	52
Total operating expenses	4,668	4,144	13,928	12,026
Operating income	446	470	1,204	823
Interest expense	(75)	(58)	(214)	(157)
Other income (expense), net	26	20	36	(44)
Income before income taxes and equity loss	397	432	1,026	622
Income tax benefit (expense)	1,312	(59)	1,248	(96)
Income before equity loss	1,709	373	2,274	526
Equity loss, net of tax	(72)	(67)	(227)	(202)
Net income	1,637	306	2,047	324
Net income (loss) attributable to noncontrolling interest	8	5	15	(21)
Net loss attributable to redeemable noncontrolling interest	0	0	(1)	0
Net income attributable to Aptiv	1,629	301	2,033	345
Mandatory convertible preferred share dividends (Note 12)	0	15	29	47
Net income attributable to ordinary shareholders	$ 1,629	$ 286	$ 2,004	$ 298
Basic net income per share:
Basic net income per share attributable to ordinary shareholders	$ 5.76	$ 1.06	$ 7.27	$ 1.10
Weighted average number of basic shares outstanding	282,840	270,930	275,560	270,880
Diluted net income per share (Note 12):
Diluted net income per share attributable to ordinary shareholders	$ 5.76	$ 1.05	$ 7.17	$ 1.10
Weighted average number of diluted shares outstanding	283,010	271,100	283,440	271,100