Debt (Tables)

3 Months Ended

Mar. 30, 2019

Debt Disclosure [Abstract]

Components of Notes Payable

	March 30, 2019				December 29, 2018
(millions)	Principal amount		Effective interest rate		Principal amount		Effective interest rate (a)
U.S. commercial paper	$	409	2.68	%	$	15	2.75	%
Bank borrowings	196				161
Total	$	605			$	176