Earnings (Loss) Per Share (EPS) (Schedule of Basic and Diluted EPS) (Detail) - $ / shares	3 Months Ended								11 Months Ended		12 Months Ended
	Jan. 01, 2016	Oct. 02, 2015	Jul. 03, 2015	Apr. 03, 2015	Jan. 30, 2015	Oct. 31, 2014	Aug. 01, 2014	May. 02, 2014	Jan. 01, 2016	Jan. 02, 2015	Jan. 30, 2015	Jan. 31, 2014
Basic:
Income (loss) from continuing operations (usd per share)									$ 3.33	$ (4.36)	$ (4.46)	$ 0.98
Income (loss) from discontinued operations (usd per share)									(0.01)	(0.15)	0.10	0.96
Basic earnings (loss) per share (usd per share)	$ 1.76	$ 0.68	$ 0.51	$ 0.32	$ 0.36	$ 0.52	$ (5.93)	$ 0.58	3.32	(4.51)	(4.36)	1.94
Diluted:
Income (loss) from continuing operations (usd per share)									3.28	(4.36)	(4.46)	0.98
Income (loss) from discontinued operations (usd per share)									(0.01)	(0.15)	0.10	0.96
Diluted earnings (loss) per share (usd per share)	$ 1.72	$ 0.67	$ 0.50	$ 0.31	$ 0.35	$ 0.51	$ (5.93)	$ 0.58	$ 3.27	$ (4.51)	$ (4.36)	$ 1.94