Stock Compensation (Tables)

6 Months Ended

Jun. 29, 2019

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Schedule of Compensation Expense for Equity-Based Programs and Related Income Tax Benefits

	Quarter ended				Year-to-date period ended
(millions)	June 29, 2019		June 30, 2018		June 29, 2019		June 30, 2018
Pre-tax compensation expense	$	18	$	16	$	32	$	33
Related income tax benefit	$	5	$	4	$	8	$	8