Condensed Quarterly Results (Unaudited) - Quarterly Financial Information (Detail) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended								12 Months Ended
	Mar. 31, 2013	Dec. 30, 2012	Sep. 30, 2012	Jul. 01, 2012	Apr. 01, 2012	Jan. 01, 2012	Oct. 02, 2011	Jul. 03, 2011	Mar. 31, 2013	Apr. 01, 2012	Apr. 03, 2011
Selected Quarterly Financial Information [Abstract]
Net revenues	$ 116,914	$ 119,386	$ 117,867	$ 130,371	$ 135,073	$ 142,779	$ 136,275	$ 144,481	$ 484,538	$ 558,608	$ 558,375
Gross profit	79,116	80,297	78,887	87,058	91,348	97,013	92,930	99,613	325,358	380,904	381,416
Operating income	10,400	14,424	12,985	20,041	28,965	34,123	30,502	35,877	57,850	129,467	147,711
Income from continuing operations	29,635	13,705	11,780	18,441	29,519	29,221	26,507	34,196
Net income	$ 29,635	$ 13,241	$ 11,874	$ 18,386	$ 138,331	$ 30,025	$ 28,654	$ 32,426	$ 73,136	$ 229,436	$ 139,090
Income from continuing operations per share:
Basic	$ 0.33	$ 0.15	$ 0.13	$ 0.19	$ 0.30	$ 0.29	$ 0.26	$ 0.33	$ 0.79	$ 1.17	$ 1.31
Diluted	$ 0.33	$ 0.15	$ 0.13	$ 0.19	$ 0.29	$ 0.29	$ 0.26	$ 0.32	$ 0.78	$ 1.16	$ 1.29
Net income per share:
Basic	$ 0.33	$ 0.14	$ 0.13	$ 0.19	$ 1.40	$ 0.30	$ 0.28	$ 0.31	$ 0.78	$ 2.25	$ 1.29
Diluted	$ 0.33	$ 0.14	$ 0.13	$ 0.19	$ 1.37	$ 0.30	$ 0.28	$ 0.31	$ 0.78	$ 2.23	$ 1.27