Costs Associated with Exit and Restructuring Activities (Tables)

6 Months Ended

Jun. 30, 2018

Restructuring and Related Activities [Abstract]

Rollforward of Exit and Restructuring Accruals

A roll forward of the exit and restructuring accruals is as follows (in millions):

	Three Months Ended						Six Months Ended
	June 30, 2018			July 1, 2017			June 30, 2018			July 1, 2017
Balance at the beginning of the period	$	7		$	11		$	8		$	10
Charged to earnings, net	1			1			5			5
Cash paid	(4		)	(5		)	(9		)	(8		)
Balance at the end of the period	$	4		$	7		$	4		$	7