Restructuring (Tables)

6 Months Ended

Jun. 30, 2018

Restructuring and Related Activities [Abstract]

Schedule of Restructuring Activity

The following table summarizes restructuring reserve activity during the six months ended June 30, 2018 (in millions):

	Employee Severance and Benefits
Accrued liability as of January 1, 2018	$	—
Charges	84
Other	(15		)
Accrued liability as of June 30, 2018	$	69