Loss per Share - Computation of Earnings Per Share (Detail) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		9 Months Ended
	Oct. 01, 2016	Oct. 03, 2015	Oct. 01, 2016	Oct. 03, 2015
Weighted average shares:
Basic weighted average shares outstanding (in shares)	51,690,204	51,151,541	51,499,447	50,925,976
Effect of dilutive securities outstanding (in shares)	0	0	0	0
Diluted weighted average and equivalent shares outstanding (in shares)	51,690,204	51,151,541	51,499,447	50,925,976
Net loss	$ (83)	$ (29)	$ (154)	$ (131)
Basic per share amounts:
Basic weighted average shares outstanding (in shares)	51,690,204	51,151,541	51,499,447	50,925,976
Per share amount (USD per share)	$ (1.61)	$ (0.57)	$ (2.99)	$ (2.56)
Diluted per share amounts:
Diluted weighted average and equivalent shares outstanding (in shares)	51,690,204	51,151,541	51,499,447	50,925,976
Per share amount (USD per share)	$ (1.61)	$ (0.57)	$ (2.99)	$ (2.56)