Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2022

Earnings Per Share [Abstract]

Schedule of Earnings Per Share Reconciliation

The following table reconciles the numerators and denominators used to calculate basic and diluted earnings per share of common stock:

	Year Ended December 31,
(in millions except share and per share amounts)	2022		2021		2020
Basic earnings per share:
Net earnings attributable to BorgWarner Inc.	$	944	$	537	$	500
Weighted average shares of common stock outstanding	235.5		238.1		213.0
Basic earnings per share of common stock	$	4.01	$	2.25	$	2.35
Diluted earnings per share:
Net earnings attributable to BorgWarner Inc.	$	944	$	537	$	500
Weighted average shares of common stock outstanding	235.5		238.1		213.0
Effect of stock-based compensation	1.3		1.4		1.0
Weighted average shares of common stock outstanding including dilutive shares	236.8		239.5		214.0
Diluted earnings per share of common stock	$	3.99	$	2.24	$	2.34
Antidilutive stock-based awards excluded from the calculation of diluted earnings per share	—		—		—