(Loss)/Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2020

Earnings Per Share [Abstract]

Schedule of computation of basic and diluted (loss) earnings per share

The following table shows the computation of basic and diluted (loss)/earnings per share:

	Three Months Ended June 30,				Six Months Ended June 30,
(in millions, except per share data)	2020		2019		2020		2019
Net (loss)/income	$	(5,717)	$	1,443	$	(6,251)	$	2,173
Basic weighted average shares outstanding	635		650		636		658
Dilutive effect of share-based awards	—		2		—		2
Diluted weighted average shares outstanding	635		652		636		660
Basic (loss)/earnings per share	$	(9.01)	$	2.22	$	(9.83)	$	3.30
Diluted (loss)/earnings per share	$	(9.01)	$	2.21	$	(9.83)	$	3.29