Earnings Per Share and Stockholders' Equity (Tables)

3 Months Ended

Mar. 31, 2021

Stockholders' Equity Note [Abstract]

Calculation of basic and diluted EPS

The following table presents the calculation of basic and diluted net income (loss) attributable to common stockholders per share:

	Three months ended March 31,
millions except per share amounts	2021		2020
Net income (loss) from continuing operations	$	299	$	(2,013)
Loss from discontinued operations	(445)		—
Net loss	(146)		(2,013)
Less: Preferred stock dividends	(200)		(219)
Net loss attributable to common stockholders	$	(346)	$	(2,232)
Weighted-average number of basic shares	933.1		896.7
Basic loss per common share	$	(0.37)	$	(2.49)
Net loss, net of participating securities	(346)		(2,232)
Dilutive securities	947.9		896.7
Diluted loss per common share	$	(0.36)	$	(2.49)