Schedule of Disaggregated Revenue by Products and Region (Detail) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Disaggregation Of Revenue [Line Items]
Net sales		$ 2,605	$ 2,635	$ 5,220	$ 5,127
Airbags Steering Wheels and Other [Member]
Disaggregation Of Revenue [Line Items]
Net sales	[1]	1,747	1,757	3,528	3,430
Seatbelt Products and Other [Member]
Disaggregation Of Revenue [Line Items]
Net sales	[1]	858	878	1,692	1,698
China
Disaggregation Of Revenue [Line Items]
Net sales		468	497	928	950
Asia, excl. China
Disaggregation Of Revenue [Line Items]
Net sales		483	471	975	954
Americas
Disaggregation Of Revenue [Line Items]
Net sales		893	916	1,786	1,747
Europe
Disaggregation Of Revenue [Line Items]
Net sales		$ 761	$ 751	$ 1,531	$ 1,476

[1] Including Corporate sales.