Earnings Per Share (Detail) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended
	Mar. 30, 2019	Mar. 31, 2018
Numerator:
Net income	$ 71	$ 67
Denominator:
Weighted-average common shares outstanding (in shares)	217	215
Dilutive effect of share-based awards (in shares)	2	2
Weighted-average dilutive shares outstanding (in shares)	219	217
Basic earnings per share (in dollars per share)	$ 0.33	$ 0.31
Diluted earnings per share (in dollars per share)	$ 0.32	$ 0.31