Consolidated Statement Of Shareholders' Equity - USD ($) $ in Millions	Total	Ordinary Shares	Additional Paid in Capital	Retained Earnings	Accumulated Other Comprehensive Loss	Total Delphi Technologies Shareholders' Equity	Noncontrolling Interest
Balance at beginning of year at Dec. 31, 2018	$ 438	$ 1	$ 407	$ 296	$ (412)	$ 292	$ 146
Shares outstanding, beginning of period at Dec. 31, 2018		89,000,000
Net (loss) income	19			16		16	3
Other comprehensive income (loss)	59				58	58	1
Dividend payments of consolidated affiliates to minority shareholders	$ (8)						(8)
Stock Repurchased and Retired During Period, Shares	(737,917)	(1,000,000)
Share-based compensation	$ 4		4			4
Repurchase of ordinary shares	(15)		(4)	(11)		(15)
Taxes witheld on employees' restricted share award vestings	(1)		(1)			(1)
Balance at end of year at Mar. 31, 2019	496	$ 1	406	301	(354)	354	142
Shares outstanding, end of period at Mar. 31, 2019		88,000,000
Balance at beginning of year at Dec. 31, 2019	455	$ 1	409	281	(376)	315	140
Shares outstanding, beginning of period at Dec. 31, 2019		86,000,000
Net (loss) income	(54)			(57)		(57)	3
Other comprehensive income (loss)	(29)				(27)	(27)	(2)
Dividend payments of consolidated affiliates to minority shareholders	(8)						(8)
Share-based compensation	4		4			4
Taxes witheld on employees' restricted share award vestings	(2)		(2)			(2)
Balance at end of year at Mar. 31, 2020	$ 366	$ 1	$ 411	$ 224	$ (403)	$ 233	$ 133
Shares outstanding, end of period at Mar. 31, 2020		86,000,000