Consolidated Statements Of Operations - USD ($) shares in Thousands, $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Statement [Abstract]
Revenues	$ 15,618	$ 13,066	$ 14,357
Operating expenses:
Cost of sales	13,182	11,126	11,711
Selling, general and administrative	1,075	976	1,076
Amortization	148	144	146
Restructuring	24	136	148
Gain on autonomous driving joint venture	0	(1,434)	0
Total operating expenses	14,429	10,948	13,081
Operating income	1,189	2,118	1,276
Interest expense	(150)	(164)	(164)
Other (expense) income, net	(129)	0	14
Income before income taxes and equity (loss) income	910	1,954	1,126
Income tax expense	(101)	(49)	(132)
Income before equity (loss) income	809	1,905	994
Equity (loss) income, net of tax	(200)	(83)	15
Net income	609	1,822	1,009
Net income attributable to noncontrolling interest	19	18	19
Net income attributable to Aptiv	590	1,804	990
Mandatory convertible preferred share dividends	(63)	(35)	0
Net Income attributable to ordinary shareholders	$ 527	$ 1,769	$ 990
Basic net income per share:
Basic net income per share attributable to ordinary shareholders	$ 1.95	$ 6.72	$ 3.85
Weighted average number of basic shares outstanding	270,460	263,430	256,810
Diluted net income per share:
Diluted net income per share attributable to ordinary shareholders	$ 1.94	$ 6.66	$ 3.85
Weighted average number of diluted shares outstanding	271,220	270,700	257,390