STOCK-BASED COMPENSATION (Tables)

12 Months Ended

Dec. 31, 2020

Share-based Payment Arrangement [Abstract]

Schedule of restricted stock compensation expense

Restricted stock compensation expense recorded in the Consolidated Statements of Operations is as follows:

	Year Ended December 31,
(in millions, except per share data)	2020		2019		2018
Restricted stock compensation expense	$	31	$	30	$	26
Restricted stock compensation expense, net of tax	$	23	$	23	$	20

Schedule of share-based payment arrangement, restricted stock and restricted stock unit, activity

A summary of the status of the Company’s nonvested restricted stock for employees and non-employee directors is as follows:

	Shares subject to restriction (thousands)	Weighted average grant date fair value
Nonvested at January 1, 2018	1,593	$	38.86
Granted	737	$	51.70
Vested	(556)	$	42.25
Forfeited	(258)	$	44.51
Nonvested at December 31, 2018	1,516	$	42.97
Granted	1,082	$	41.66
Vested	(724)	$	36.81
Forfeited	(210)	$	44.82
Nonvested at December 31, 2019	1,664	$	44.26
Granted	810	$	33.94
Vested	(600)	$	44.85
Forfeited	(80)	$	40.20
Converted*	346	$	39.54
Nonvested at December 31, 2020	2,140	$	39.58

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*Represents outstanding Delphi Technologies restricted stock converted to BorgWarner restricted stock. The Delphi Technologies awards were converted using an exchange ratio of 0.4307 at the close of the acquisition.

Schedule of share-based payment arrangement, performance shares, activity

The amounts expensed and common stock issued for performance share units for the years ended December 31, 2020, 2019 and 2018 were as follows:

	Year Ended December 31,
	2020			2019			2018
	Expense (in millions)		Number of shares issued (in thousands)	Expense (in millions)		Number of shares issued (in thousands)	Expense (in millions)		Number of shares issued (in thousands)
Total Stockholder Return	$	5	165	$	5	—	$	9	—
Relative Revenue Growth	4		340	7		315	18		249
Adjusted Earnings Per Share	1		—	—		—	—		—
Total	$	10	505	$	12	315	$	27	249

A summary of the status of the Company’s nonvested performance share units for the years ended December 31, 2020, 2019 and 2018 were as follows:

	Total Stockholder Return			Relative Revenue Growth			Adjusted Earnings Per Share
	Number of shares (in thousands)	Weighted average grant date fair value		Number of shares (in thousands)	Weighted average grant date fair value		Number of shares (in thousands)	Weighted average grant date fair value
Nonvested at January 1, 2018	355	$	32.35	355	$	39.42	—	$	—
Granted	287	$	68.38	287	$	50.82	—	$	—
Vested	—	$	—	(166)	$	38.62	—	$	—
Forfeited	(345)	$	38.26	(179)	$	45.82	—	$	—
Nonvested at December 31, 2018	297	$	60.35	297	$	47.03	—	$	—
Granted	196	$	51.52	196	$	41.90	—	$	—
Vested	(160)	$	45.78	(160)	$	40.10	—	$	—
Forfeited	(93)	$	55.82	(93)	$	44.30	—	$	—
Nonvested at December 31, 2019	240	$	64.61	240	$	48.52	—	$	—
Granted	137	$	28.55	137	$	34.15	116	$	34.16
Vested	(89)	$	69.75	(89)	$	51.29	—	$	—
Forfeited	(17)	$	57.36	(17)	$	45.35	(2)	$	34.11
Nonvested at December 31, 2020	271	$	45.20	271	$	40.57	114	$	34.16