STOCKHOLDERS' EQUITY (Tables)

12 Months Ended

Dec. 31, 2020

Stockholders' Equity Note [Abstract]

Summary of common stock issuances

The following is a summary of common stock issuances:

Shares in thousands	Common Stock
Balance, December 31, 2017	893,469
Issued	1,628
Options exercised and other, net	19
Balance, December 31, 2018	895,116
Issued	3,188
Issued as part of the Acquisition (a)	146,131
Balance, December 31, 2019	1,044,435
Issued	36,130
Options exercised and other, net	—
Balance, December 31, 2020	1,080,565

(a)Included approximately 2 million shares of common stock issued to a benefits trust for former Anadarko employees treated as treasury stock at December 31, 2019. These shares were sold from the trust in the first quarter of 2020.

Calculation of basic and diluted EPS

The following table presents the calculation of basic and diluted earnings per share for the years ended December 31:

millions except per share amounts	2020		2019		2018
Income (loss) from continuing operations	$	(13,533)	$	(507)	$	4,131
Loss from discontinued operations	(1,298)		(15)		—
Net income (loss)	$	(14,831)	$	(522)	$	4,131
Less: Net income attributable to noncontrolling interest	—		(145)		—
Less: Preferred stock dividends	(844)		(318)		—
Net income (loss) attributable to common stock	$	(15,675)	$	(985)	$	4,131
Less: Net income allocated to participating securities	—		—		(17)
Net income (loss), net of participating securities	$	(15,675)	$	(985)	$	4,114
Weighted-average number of basic shares	918.7		809.5		761.7
Basic earnings (loss) per common share	$	(17.06)	$	(1.22)	$	5.40
Net income (loss), net of participating securities	$	(15,675)	$	(985)	$	4,114
Weighted-average number of basic shares	918.7		809.5		761.7
Dilutive securities	—		—		1.6
Total diluted weighted-average common shares	918.7		809.5		763.3
Diluted earnings (loss) per common share	$	(17.06)	$	(1.22)	$	5.39

Components of accumulated other comprehensive loss

Accumulated other comprehensive loss consisted of the following after-tax amounts at December 31:

millions	2020		2019
Foreign currency translation adjustments	$	(6)	$	(7)
Losses on derivatives	(119)		(122)
Pension and postretirement adjustments (a)	(163)		(92)
Total	$	(288)	$	(221)

(a)See Note 15 - Retirement and Postretirement Benefit Plans for further information.