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Quarterly Financial Information (Unaudited) (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Jan. 02, 2016	Oct. 03, 2015	Jul. 04, 2015	Apr. 04, 2015	Jan. 03, 2015	Sep. 27, 2014	Jun. 28, 2014	Mar. 29, 2014	Jan. 02, 2016	Jan. 03, 2015	Dec. 28, 2013
Quarterly Financial Information [Line Items]
Revenues, net	$ 259,238	$ 273,324	$ 309,754	$ 322,103	$ 327,827	$ 345,184	$ 397,547	$ 409,358	$ 1,164,419	$ 1,479,916	$ 1,724,123
Gross profit	120,798	136,622	159,364	157,303	166,270	187,567	225,814	222,900	574,087	802,551	1,001,112
Operating income	16,326	63,108	70,580	18,044	42,303	91,394	114,564	51,053	168,058	299,314	457,752
Net (loss) income	$ (11,309)	$ 21,790	$ 27,877	$ (5,433)	$ 4,362	$ 37,892	$ 54,002	$ 21,531	$ 32,779	$ 117,733	$ 202,742
Basic earnings per share	$ (0.18)	$ 0.38	$ 0.49	$ (0.10)	$ 0.08	$ 0.67	$ 0.95	$ 0.38	$ 0.56	$ 2.08	$ 3.61
Diluted earnings per share	$ (0.18)	$ 0.38	$ 0.49	$ (0.10)	$ 0.08	$ 0.67	$ 0.95	$ 0.38	$ 0.56	$ 2.08	$ 3.60

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- Definition

The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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