Discontinued Operations (Tables)

12 Months Ended

Dec. 31, 2019

Discontinued Operations and Disposal Groups [Abstract]

Schedule of Discontinued Operations

The following table presents the financial results of the Divested Business (in millions):

	Years ended December 31
	2019			2018			2017
Revenue
Total revenue	$	—		$	—		$	698
Expenses
Total operating expenses	2			12			656
Operating income from discontinued operations	(2		)	(12		)	42
Other income	—			—			10
Income (loss) from discontinued operations before income taxes	(2		)	(12		)	52
Income tax expense (benefit)	(1		)	(4		)	3
Net income (loss) from discontinued operations, excluding gain	(1		)	(8		)	49
Gain on sale of discontinued operations, net of tax	—			82			779
Net income (loss) from discontinued operations	$	(1	)	$	74		$	828