Share-Based Compensation - Summary of Stock Award Activity (Detail) $ / shares in Units, $ in Millions	9 Months Ended
	Oct. 01, 2016 USD ($) $ / shares shares
Stock Awards
Shares, Granted (in shares)	0
Stock Appreciation Rights (SARs)
Stock Awards
Shares, Outstanding at beginning of period (in shares)	1,397,611
Shares, Granted (in shares)	618,866
Shares, Exercised (in shares)	(58,384)
Shares, Forfeited (in shares)	(52,858)
Shares, Expired (in shares)	(5,577)
Shares, Outstanding at end of period (in shares)	1,899,658
Shares, Exercisable at end of period (in shares)	933,358
Intrinsic value of exercised options (in millions) | $	$ 2
Weighted- Average Exercise Price
Weighted-Average Exercise Price, Outstanding at beginning of year (USD per share) | $ / shares	$ 56.68
Weighted-Average Exercise Price, Granted (USD per share) | $ / shares	51.83
Weighted-Average Exercise Price, Exercised (USD per share) | $ / shares	39.71
Weighted-Average Exercise Price, Forfeited (USD per share) | $ / shares	65.26
Weighted-Average Exercise Price, Expired (USD per share) | $ / shares	81.27
Weighted-Average Exercise Price, Outstanding at end of period (USD per share) | $ / shares	55.22
Weighted-Average Exercise Price, Exercisable at end of period (USD per share) | $ / shares	$ 43.92
Aggregate intrinsic value, Outstanding | $	$ 26
Aggregate intrinsic value, Exercisable | $	$ 20
Weighted-average remaining contractual term, Outstanding	7 years 1 month 12 days
Weighted-average remaining contractual term, Exercisable	5 years 2 months 12 days