Schedule of Stockholders' Equity (Detail) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2018	Apr. 01, 2017
Stockholders Equity [Line Items]
Beginning Balance	$ 2,120
Net income	41	$ 116
Dividends paid on common stock	(14)
Share purchase for taxes, net of proceeds on employee-related plans	(3)
Other comprehensive income	14	$ 6
Adjustment for adoption of the new revenue accounting standard	(4)
Amortization of long-term incentive stock grants	3
Ending Balance	$ 2,157